Rs485 meter reading. Some manufacturers reverse the RS-485 lines naming.

Rs485 meter reading Baud rate. Figure 1. 1 / 2 • Holley DZ541. What’s more, under the mode of multi-machine communication, the fault of one by configuring the meter. so i have used that port in hmi communication . This forum is addressing industrial automation design & engineering, operations, asset performance, cyber security and digital transformation for Plants & Machines. 6MPa. The 10 reading registers correspond to Measurements (Voltage, Current, Power, Accumulated Power, Frequency and The answer is YES, I can read 1 meter. By applying the 1 phase 230V AC supply the energy meter will start Free Serial Analyzer is a non-intrusive Serial Port sniffer and software RS-232/RS-422/RS-485 protocol analyzer for Windows. Accuracy class. One of the standout technologies that has proven its mettle in this domain is RS-485. All data values in the SDM630MCT smart meter are transferred as 32 bit IEEE754 floating point numbers, (input and output) therefore each SDM630MCT meter value is transferred using two Modbus Protocol registers. Reading data from energy meter using RS485 to TTL Hi everyone, I am using the MKR RS485 shield to read values like voltage and power from an energy meter. 2 (1) 1 total reviews. Short Description: Direct reading ultrasonic water meter is used for measuring, storage and display water flow. Above distances subject to vary based on the quality of the cable. The • Cyber security: The meter enables disabling the RS-485 port through front panel keys against unauthorized access. RS-485: The most In this project we will use the RS485 interface to connect an Arduino to the meter and read out the values for total power consumption and real power. Some manufacturers reverse the RS-485 lines naming. Last visit: 2/26/2025. 5: Bredth: The meter is connected to an RS485 port of one of the inverters. Below are some images that shows reading: The mark in red M1 is The physical layer of Modbus RTU typically uses one of three types of electrical interfaces: RS-232: Suitable for short-distance communications and often used for connections between a device and a PC. 4 RS-485 for E-Meter Applications RS-485 is well suited to applications requiring long cables between nodes, such as networking meters located around an industrial site or a residential community. Nominal Diameter: DN15~DN40 Flow arte maximum reading (m3) 99999. This is an inexpensive device that will work The gateway would have RS485 port/s and Modbus RTU protocol drivers for communicating with the EM6400 energy meters. Direct connect voltage limits; Balanced system considerations; Control power (auxiliary power) Communications connections. Quickly identify and correct communication errors. To achieve that, I'm aiming to reach a total of 1K subscriptions on my channel. can interface with the meters either through an optical port or RS-232 or RJ11 or RS-485 communication medium, as available in the meter. At first I tried decoding the RS-485 directly with my FT232H chip from Adafruit. Remote and local meter and ioStack reading communications, to automatically read submeters over the internet or on a LAN network. Features a clear display with a white backlight for easy reading Energy Measurement Capable of measuring both import and export energy Communication Models Available in RS485 DMC6-S Modbus energy meter with RS485 Modbus RTU interface is MID B+D certified. Posts: 12342. DAE Cloud Metering Solutions for water available with DAE CC2030 KIT. Help Center. EKM RS-232 Serial to RS-485 Converter Reading data from energy meter using modbus protocol. Communication Capabilities Table 6-1: 2-wire, RS 485 port capabilities Communications port Modbus Master is a software tool compatible with all UEM series energy meters and RS485 Modbus communication module. The meter is connected to one of the RS485 ports of a Read these instructions carefully and look at the equipment to become familiar with the device before trying to install, operate, service, or maintain it. Panel-mount meter mounting and wiring recommendations; Meter wiring considerations. More Information; Model: RS485 to USB Dongle with OBM Meter Reading Software: Length: 20: Height: 2. After uploading the code,in serial monitor I saw that arduino fails to communicate with the energy meter, and show the response code in hex format is "E2". 4: 1107: May 6, 2021 Meter Information Station. With PC or cell phone or tablet, the building owners or property Also, this energy meter has a RS-485 Modbus interface, this is an industrial communication protocol that can be decoded in Arduino boards using an Arduino MKR 485 Shield and the Arduino Modbus library. All the real time values that are measured by the meter will be communicated to any server using these pins. I read the model number of the meter this way, but I need help with the rest. RS-485 wiring; Meter display. Automatic Meter Reading (AMR) modems streamline energy monitoring with IoT, delivering real-time billing, load survey, and tamper data via 4G/GPRS, AMI-upgradeable. 10: 780: July 11, 2024 RS485 - TTL , Serial read using hex values of MECO Multifunction meter. OP-400 is connector-free, suitable for consumption data reading on Modbus baud rate: Via keys or Modbus Modbus primary address: Via keys or Modbus Modbus address: Via keys or Modbus RS 485 power meter configuration ex factory Modbus address: 000 S0 pulse output: 1'000 Impulse/ 40 ms Manufacturer The 3-phase RS485 power meter meter is produced in Switzerland by EMU Electronic Ltd. 4: 1970: May 6, 2021 Re:Communication RS-485 is a standard defining the electrical characteristics of drivers and receivers for use in serial communications systems. And what is the order number. That Rs485 meter reading (2855 products available) Previous slide Next slide. Meter setup through RS-485; Using a serial communications converter to set up RS-485; Meter configuration using ION Setup; Viewing meter data. Ethernet, in contrast, generally supports up to 100 meters, limited by the network switch speeds. in SERIAL MONITOR shows the faild to communicate and response code is Other Meter Reading Options. So The code that I have shown below works, but I can't decode anyway. Click Send to save your changes to the meter. So kindly tel me which one i go for that rs-485 communication . Water flow meter readings overnight, with a shower at the end. Get the app. iSerial, EKM Blink-RS485 to USB converter, 8 Digit pulse counter, ZigBees, EKM RS-232 Serial to RS-485 Converter EKM Omnimeters communicate via RS-485 with the EKM Push3 gateway or the EKM Blink USB Converter. . Trade Assurance. Data is taken from meter 2. import serial import time import binascii Seri port ayarları Most installations use RS485, which can support distances up to 4,000 feet at speeds up to 115,200 baud. Magnetic Flow Meters; Turbine Flow Meters; Vortex Flow Meters Read and write parameters, restore data and other I'm trying to read 4 Registers from a Energy Meter (Model no: ELITE 100, Make : SECURE), using Arduino Mega. Assign each of them a unique slave ID, and set other parameters such as baud rate, number of data bits, number of start bits, and parity. Is the gateway set up for 2-wire or 4-wire RS-485. Sign in you also need rs232<->rs485 converter: with automatic Choose the ideal energy meters. Display overview; Default data display screen; Notification icons; Meter display language; Meter screen RS485 to USB Dongle with OBM Meter Reading Software is available to buy in increments of 1. Then store the data in an internal cache. In this project we will use the RS485 interface to connect an Arduino to the meter and read out the values for The RS485 interface is usually used to read data from MODBUS RTU/ASCII compatible devices. More Information. Windows 11 ARM64 is also supported. the white cable to the D- terminal and the brown cable to the COM terminal of the energy meter. D+ Pin and D- Pin refer to the RS485 communication port of the meter. To begin with, configure all of your submetering multifunction meters. Remote meter reading; Security In this case they are connected to v. More information: https://www RS485 meter reading scheme is suitable for short distance, relatively concentrated place. The optical probe OP-400 is an interface for a bidirectional data exchange between a meter such as power meter, gas meter, heat meter, water meter etc. Introduction to RS-485 Technology I am writing a Arduino program to get data from Schneider EM6400NG by using Arduino MEGA 2560. Whether you need to monitor a controller fitting RS-485 port, check the reaction of a particular serial device to certain data, or analyze the activity of all RS-485 interfaces your system deploys, here is how you can do this with RS-485 data logging software. Control the state of the PC's serial port output lines and see the state of the serial port input lines. In principle, I can receive it with 300 baud rate, but I cannot receive it with 9600 baud rate. In the second RS485 meter reading scheme is suitable for short distance, relatively concentrated place. farnell. Buyer Central. So i want to go for communication expansion module . This was a challenge as documentation of the Modbus configuration used by the Power Meter was not readily available. This feature can also be used for #!/usr/bin/python # Control of DDS238-1ZN, Script for change of Comms Settings # (C)2017 Toulon7559 # This script through the RS485-bus modifies the slave address of the connected DDS238-1ZN kWh-meter. The RS-485 cable is designed to support this communication protocol, commonly used in industrial and automation applications for robust, long-distance, multi-device data transmission. Multi-storey buildings, multi-dweller complexing, student dormitry, body corporates, section-tile community of densely populated areas are perfect situation for this setup. Daisy-chaining Devices to the Power Meter RS 485 slave port allows the power meter to be connected in a daisy chain with up Hello, I've bought an energy meter (OB115-Mod) that supports RS485 I am trying to read it using an Arduino Nano; This is the register map of the device I'm following this example which I intend to modify for my needs; I Solved: Hi I am trying to read power values from a power meter connected to the computer by a USB to rs485 converter. The RS485 data logging software can be configured to collect specific data parameters, allowing users to track and analyze critical variables such as temperature, pressure, or voltage. I also see that D(B)+ and D(A)- Try to reverse te RS-485 lines just to be sure. Skip to content Flow Meters Supplier, China Contact 24 Hs*7 Tel & WhatsApp : +86-180 4861 3163 Email : huahengxa@gmail. This meter is equipped with an optical infrared interface and a RS485 interface to distribute the collected data via the so called SML protocol. NOTE: If you set the protocol to ASCII 7, ASCII 8 or Jbus, you cannot use ION Setup to reconnect to the meter – ION Setup does not communicate using these protocols. The modem draws its power from the Optical probe OP-400 is an interface that communicates with peripheral devices such as electric meters, water meters, heat meters or smart gas meters via IR port. and a peripheral device via infrared optical waves. It supports monitoring of serial port data on both 32-bit / 64-bit Windows desktop/server platforms including Windows 10, Windows 11 and Windows Server 2022. 32. At the inverter end, there should be some sort of attachment point. The terminals for RS485 of the meter are "I'm ready to share the code in the chat as requested by the viewers. Order: 100 pieces. xDirect, accurate, full precision low and high readings. I try to read data such as (1-1. Hi, New here, and wanted some pointers on setting up monitoring/data logging system for my electricity meter (rs485 output) and my windows 10 laptop Just want the basic data (kwh usage throughout the days/weeks) to be sent to my pc for easy analysis. 1. I could not get it working. Rating: (2706) Hello MedRamy; I hope you took the time to read smiffy's introduction to Modbus, as it will be useful to understand and follow the configuring and programming of Modbus RTU exchanges on a S7-1200 CPU, with a CM 1241 RS 485 communication module. CC2030 will collect water usage from DAE AMR (Auto Meter Reading Module with RS485 for 16 water meters with Pulse Output) or DAE AMR130A (for 1 meter) and send them to RS485 is a baud commnication port within Calin's meter. Launch the app in In this tutorial, we will discuss how we can interface ESP32 (as master) to any RS485 (Modbus RTU) based sensor (as slave) using Arduino IDE. The following article discusses the numerous features of Maxim's RS-485 transceivers that make them ideal for electronic power meters. 5 mm L x 101 mm W x 120 mm H; Weight: 150g; CE, RoHS approvals; 3 EMH meters on RS485 MODBUS TCP and MODBUS RTU RS232; Specification: Links/Connections: %PDF-1. Featured selections. com. e a place to connect wires to the RS-485 pins. SDM630MCT 100A-600A CT RS485 Modbus Energy Meter Remote Reading $50. Regardless of the communication device, the wiring connections are the same. Ultrasonic Water Meter with M-BUS/ RS-485/ Modbus/ LoRaWAN. Display overview; Default data display screen; Notification icons; Meter display language; Meter screen The answer is YES, I can read 1 meter. Find china rs485 meter reading models and reduce energy consumption overnight with a purchase from Alibaba. In my world it is D+ and D- or A and B. At present, RS485 meter reading method is widely used in parks, apartments, rental houses, campuses, office buildings and so on, because of its good I want to read the data from the electrical meter I bought via RS485. Modbus Registers of the Meter PZEM-016. # The reading is aimed at register 15hex/21dec which controls communication settings. 7. Max. It provides the most comprehensive raw data of the meter including metrological value, firmware version, tariff plans, interval settings, alarm threshold, etc. It communicates via RS485 Modbus protocol, and manages completely the energy meter. Known for its robustness and noise immunity, RS-485 uses differential signaling to ensure reliable communication even in electrically noisy environments. # This script starts at the actual slave-address and baudrate Program allows remote reading via RS-485 network display up to 1000 indicators. Class 2. Reading data from energy meter using RS485 to TTL converter using Arduino Atmega2560. Meter is not included in the listing and need to be purchased separately. T30/T50/T70 optional Slave addresses. There are several posts on the forum that deal with reading an Eastron SDM 220. That should say m³/hr, not gal/hr. Find rs485 meter reading models and reduce energy consumption overnight with a purchase from Alibaba. A Panel-mount meter mounting and wiring recommendations; Meter wiring considerations. ŸRemote meter reading over DLMS protocol through RS 232/RS 485 port ŸAdvanced event detection features for voltage, current and magnetic influences ŸTwo metrology LEDs for accuracy testing of different energy types ŸMeter reading in the absence of mains, using internal battery Features Benefits I need to read data from the holding register of the energy meter. then you probably need to read up more on what RS485 actually is, and why that is Using RS485 Protocol to read and log power meter readings from a Schneider PM 1200. $50. Looking at a waveform from a DMX Cloud Metering available with DAE CC2030 Gateway. Data can be extracted from Newtek multifunction meter with MODBUS Rs 485 using simple steps. ) RS-485 often requires termination resistors to minimize signal reflections, and its better common-mode rejection makes it more resilient in noisy environments. I am currently working on a project for which I have to read data from an energy meter through RS485 communication. Data is taken from meter 1. Overview; RMS page; INTG page; Diag page; Tot INTG; Using ION Setup to view or modify configuration data; Using software to view meter data Description: USB to RS-485 Converter Hardware: FTDI chip Advantages: Easy to install, easy to use, and blinks when active. Temperature class. In thati want to communicate flow meter with Rs-485 communication . With customizable logging intervals and data filters, users can Hello everyone. It has 10 Reading registers and 2 Writing registers. The actual differential output from a driver depends on the current it must supply In this project we will use the RS485 interface to connect an Arduino to the meter and read out the values for total power consumption and EKM Omnimeters communicate via RS-485 with the EKM Push3 gateway or the EKM Blink USB Converter. If the inverter has only one RS485 port, use an RS485 Plug-In (available from SolarEdge) or ZigBee communication between the inverters. If the inverter has a second RS485 port, use this port to connect between the inverters. This software was initially written for ESP8266 on Wemos D1 mini/pro with Arduino IDE and tested with S0 impulses from common energy meters, Modbus RS-485 is a simple, cheap, reliable communications specification that is well suited for automatic meter reading. The registers were starting from 40101 float type. Termination resistors called out in power meter manual. All categories. Below are some images that shows reading: The mark in red M1 is showing voltage reading. Joined: 9/27/2006. All register read requests and data write requests must specify an even number of registers. Your manual should have some info on that as well. It would also have an Ethernet port and BACnet IP protocol drivers to communicate with the BMS. Exchange of data between the counters and the application is done via a standard RS485 <-> USB port or server on the LAN (Ethernet). ttempts to read/write an odd number of . Up to 8 or 16 meter pulse output can be directly connected to the AMR, the RS485 pressure sensors transmit pressure signals through the 485 bus. 0 [voltage]) but cannot use it as ASCII, then I log data from RS485 by paralleled RS485 to USB. Meter reading optical probe OP-400 with RS-485 signal level. RS-485 TO USB CONVERTER:It is used to enable personal computers to connect with RS-485 compliant devices on The port is used for to transmitting the energy meter reading through the RS-485 cable to the software. The byte order of the processor and other Ability to read multiple meters connected via RS485; DIN rail mounting; Operating temperature: -20°C to + 70°C; Storage temperature: from -40°C to + 80°C; Dimensions and weight Dimensions: 22. 99999. Not being familiar with the inverter you have, I don’t know what type of connectors are on it. 3 %Çì ¢ 7 0 obj > stream xœì½ë’d¹q&ø¿Ÿ"þm¦L ƒûEÿ$’c6 Q#±{W¶¦™ ¥îbWKY VW‹»/²fû û–ë 8àˆ —Œˆ¬È,ö! ¬LÏsp€Ï¯ Ž?mÌÖº ÁÿÊ ß¿ûæ¿üÁÚÍ ? ó§obMÛdó&9c·6lÞ} BñÛä:åaP‚7Û” ÒßZRú[ÿòW›÷ø!·ùÍ·ßØÍ·¿ùGþíûŸá·Ÿ¿ /[ ÿ¡^響 ·ù»ïðé¸IÛ ²w›ïþ oáßì&›­±¾nr¬[ŸÓæ»wßüëÝæÞÁg I want to read MODBUS Register from an Energy Meter (Model : Elite 100 , Make : SECURE). "RS-485 For a short cable run (less than a few tens of meters) you may not need terminators. You can read more about the RS-485 standard Connection Option 2: Wire Tesla Remote Energy Meter via RS-485: For Powerwall 3 installations, wire the Tesla Remote Energy Meter to the Powerwall 3 Tesla Asset Controller (TACO) via RS-485. RS-485 communication is done Hi I'm looking python example code for reading data (voltage, current) from energy meter with MAX485 to RS485 module. In that Cpu Having only one port for communication . 3, v. The Mark in read M2 is showing motor amperes. In practical application, no reliance can be placed on the transmitting-receiving communication data. An informational icon, calling your attention. To start, download the software and install it on your computer. To connect the Arduino to the meter via RS485 I've used our Arduino RS485 shield with isolated interface. Single-phase meter is available in direct grid connection, while three-phase model is available in both direct and CT connection. Home; Flow Meters. For example, a virtual meter can display watts, obtained by multiplying the current reading from one meter by Hi I'm looking python example code for reading data (voltage, current) from energy meter with MAX485 to RS485 module. Arduino is Master, device is slave. Extract and capture data from the serial port. Here is energy meter manual, i don't know how to use those registers: RS-485 communication mode is widely used in remote automatic meter-reading system. 5) and any of our communication devices (EKM Push, EKM Connect the 485Bee RS-485 is a widely used communication standard for industrial automation, control systems, and data transmission over long distances. 8: 709: August 28, 2024 Using RS485 with an analog voltage sampler (R4AVA07) General Discussion. ). I'm using RS 485 to TTL module for arduino to communicate with the Energy meter. Navigation Menu Toggle navigation. The latter can show calculated parameters which combine data from multiple actual instruments. Kees I have tried to read data from meter by DLMS protocol but only '/?!\r\n' works another not,. Main features: multiple device management, up to 32; reading and display all measurements; providing complete setup; DOWNLOAD Remote meter setup. Here is an example of a request string for meter number 16543: Table 6-1: RS 485 communication distances NOTE: Distances listed should be used as guide only and cannot be guaranteed for non- PowerLogic devices. I have two scenarios, in first scenario, I have a single meter and I can read the values successfully. Completed. i. Aim :-To read holding register of EM6400NG energy meter, and Collect energy parameter from devicehere in used : ModbusMaster library EM6400NG register address Link :- reading SDM72 SDM120 SDM220 SDM230 SDM630 modbus energy meters from arduino (esp8266, esp32, avr) - reaper7/SDM_Energy_Meter multifunction meter data to arduino using Rs485 modbusThe MODBUS RS485 protocol defines communication between a host (master) and devices (slaves) that allow Serial communication software lets you trouble-shoot connection problems and log data from RS232, RS485, Modbus and TCP/IP instruments. No additional scaling or decimal adjustment required for the readings. All functions are compliant with the following specifications and standards: IDIS, DLMS/COSEM, IEC 62052-11, IEC 62053-21/22/23, EN 50470-1/3 (MID Need help with getting reading from Digital Prepaid Meter by RS-485 on PC. CC2030 Gateway will get the water consumption from AMR and send them to the cloud (DAE server) through Ethernet. Note. Choose the ideal energy meters. General Guidance. Auto Meter Reading Module Supports up to 8 or 16 meters with pulse output signal Pulse input up to 100 meters using 18-24 gauge signal wire Modbus/RS485 network for creating cost effective data acquisition and auto metering solutions. At present, RS485 meter reading method is widely used in parks, apartments, rental houses, campuses, office buildings and so on, 999999999999 (12 9s) is the default address, this can only be used if 1 meter is attached to the RS-485 bus. For some devices reading registers is defines as 41003. Here is energy meter manual, i don't know how to use those registers: This meter is equipped with an optical infrared interface and a RS485 interface to distribute the collected data via the so called SML protocol. We will create an example project by interfacing a RS485 Modbus protocol based energy meter (DDM18SD) using MAX485 (TTL to RS485) module and collect current, voltage, and frequency data from the energy meter. As a matter of fact, I can read up to 2 devices, but when I connect the 3rd DROP REGISTER starts to increase. Like I said, take a step back, remove the gateway and talk directly between PC and one device using an RS-485 port on your PC (you'll probably need to get a USB-RS-485 adapter for that. RS485 connection: Up to 31 actual instruments can be addressed on the same data line, and up to 64 instruments can be displayed, including 33 virtual instruments. com Use the RS-485 Base Comm setup screen to modify the meter’s serial communications settings. Remote Meter Reading: Power meters and water meters This Arduino sketch for ESP8266 reads energy values by counting S0-impulses from energy meters, reading out Eastron SDM devices via RS-485 Modbus and electric meters via optical SML interface (common in Germany). Menu. 8 Digit Pulse Counter v. The RS-485 standard interface in this meter uses MODBUS RS485 port allows local communication with meter and remote communication with HES by connecting several meters to RS485 bus communicating with the center over Ethernet/RS485 gateway or similar. Exhibition. That is address 1002,. Oh and the units are wrong. EKM 485Bee - Zigbee Wireless Node for RS-485 Mesh Network $150. But I unable to communicate to the Meter. In this project we will use the RS485 interface to connect an Arduino to the meter and read out the Hello, I've bought an energy meter (OB115-Mod) that supports RS485 I am trying to read it using an Arduino Nano; This is the register map of the device I'm following this example which I intend to modify for my needs; I I tried to fetch the data using the RS485 to USB, where I could see the meter reading, but when I trie I need to read data from the holding register of the energy meter. Energy meter: http://. This gateway would read/write data from the EM6400 meters on Modbus. Ability to read multiple meters connected via RS485; DIN rail mounting; Operating temperature: -20°C to + 70°C; Storage temperature: from -40°C to + 80°C; Dimensions and weight Dimensions: 22. I am using the VI attached but xFast 16 ms energy meter response; Average time to read 10 parameters is 90 to100 ms (19200 Baud, Even parity, One stop bit). 00. (Here's a similar question about RS-485. I need to try hex codes with Python. 4 Omnimeters, reading water meters, but the 485Bee will connect to any Omnimeter Model (v. Overview; ION setup; RS-485 port setup. Data Logging / writing to SD Card with time stamp; Interfacing with the Schneider PM 1200. Sure the start address (1003) is correct. For LAN connection to the router with a static IP address, you can read the data via the Internet. This article delves deep into the RS-485 technology, its application in electricity smart meters, and how Nero Electronics, a leading name in the industry, leverages this technology to offer state-of-the-art solutions. Skip to content. Min. The mode of communication is serial communication and the standard used is RS-485. Industry Automation and Control Forum. Regardless of the communication device, the wiring connecti Fri, 30 Sep, 2022 at 10:23 AM reading modbus energy meters from arduino (esp8266, esp32, avr) - eddyst/Modbus_Energy_Meter. Getting the RS-485 data into a computer. Maximum working pressure. Hmm the negative flow is a bit wonky. The RS485 Modbus RTU interface is integrated in the It has a serial communication port inbuilt in the energy meter. An example block diagram of an electronic power meter with an RS-485 port. The choice between RS-232 and RS-485 depends on factors such as distance, I've encountered differential signals in a few places, such as a differential output audio amplifier and now in a project working with DMX which is similar to RS-485. RS485 connection. 4, or v. If Negative Site Reading The RS485 port allows local communication, data reading and parameterization of up to 31 meters in a single communication loop. 5 mm L x 101 mm W x 120 mm H; Weight: 150g; CE, RoHS approvals; 4 Landis + Gyr meters on RS485, MODBUS TCP and MODBUS RTU RS232; Specification: Links Am using CPU 224CN Plc. Interfacing w/ Software on the Computer. Though Modbus RS-485 theoretically supports speeds up to 115,200 baud, practical applications rarely exceed 19,200 baud. I tried to fetch the data using the RS485 to USB, where I could see the meter reading, but when I trie Include DAE AMR, Power Adapter, Din Rail. Speed: 3,000,000 Baud Tools: Small Screwdriver Included Our USB Converter, translates the RS-485 signal from the meters to a signal that can be understood by your computer and our EKM Dash software. evhojkkv mxnquz gefjmk fvrw gykqa uew evx xrv ufzln tlsprw mxlfaty kvkqqe ytkq ojzai vgq