Packname: DC 5V 12V RS485 UART Modbus RTU HX711 Pressure Weight Sensor Electronic Scale Module for PLC Configuration Software

1 PCS WG18A02 RS485 Modbus RTU Weight Sensor Electronic Scale Module(Please choose the version you need)

Features

1 Working voltage: 5V (5V version), 8-16V (12V version);
2 Working current: 12-15MA;
3 MODBUS RTU command supports 03, 06, 16 function codes;
4 RS485 interface/TTL232 interface optional
5 Sensor model: HX711, 24-bitADC
6 Load cell input signal range: ±20mv
7 Sampling rate: 10HZ or 40HZ can be set
8 The functions of baud rate, division value, zero-chasing range, median filter, average filter, dynamic tracking, etc. are integrated inside.
9 Default baud rate 9600 N 8 1, baud rate and parity bit optional
10 If the setting is wrong, you can short-circuit ''RESET'' for 5 seconds to restore the factory settings
11 In MODBUS RTU command mode, up to 247 devices can be used in parallel
12 size: 45*16.5*6.2mm
13 Weight: 4 grams

For Modbus rtu command details, see ''WG18A02 Modbus RTU Commands''
For software usage, please refer to ''WG18A02TestTool Instructions for Use''



Pin description:
VIN : Working Power+
GND : Working power-
A+(T): RS485 A+/TTL232 TXD
B-(R) : RS485 B-/TTL232 RXD
E+ : Sensor Power+
E- : Sensor Power-
A- : Sensor signal output-
A+ : Sensor signal output+






Wiring diagram:

Weight Sensor:
Working voltage: DC 5-10V
Working current: 200UA
Measuring range: 0-1KG, 0-5KG, 0-10KG, 0-20KG
Size: 80*12.7*12.7mm
Weight: 30 grams

Pins: Red: Power +, Black: Power -, Green: Output Signal +, White: Output Signal -

Note: One end of the sensor is fixed through the screw hole, and the other end is kept in a suspended state, and gravity is applied in the direction indicated by the label. Special attention must be paid not to press the white glue-coated part directly, so as not to damage the sensor.