RS485 MODBUS-RTU Protocol Carbon Monoxide Transmitter

WTR10 gas transmitter, using high-precision digital sensor, reliable performance, high precision, small annual dirft, speed. RS485 bus technology, based on industrial MODBUS-RTU protocol, is a practical integrated sensor for on-line monitoring of gas status.



Features:

High precision digital sensor, high sensitivity, good stability, full automatic temperature compensation.

MCU adopts STC company's professional and leading high-quality low- chip to ensure processing capability and stability.

Standard RS485 output, can achieve long-distance communication.

Various standards for use of Modbus-RTU communication protocols in the industrial field.

There is protection function, no positive and negative electrode distinction, can be connected; With lightning protection function; Note communication: (RS485A/RS485B requires correct connection and cannot be reversed).

Installation Method: WTR10 is a high-precision gas transmitter with an attractive and compact appearance, standard rail structure design, easy to install, can also be installed indoors, ceiling mounted.

Application Area: Can be used in industrial field measurement, telecommunication base station, production workshop, warehouse, agricultural greenhouse, hospital, laboratory, hotel, on-site measurement and other occasions.



Specifications:

Model: WTR10-A / WTR10-B (Optional)

WTR10-A (Carbon monoxide transmitter)

Range: 0-999PPM

Accuracy: ≤soil 0.5ppm or soil 5% test value is maximum

Operating Temperature: -20~50℃



WTR10-B (CO₂ transmitter)

Range: 400-5000PPM

Accuracy: Soil 50ppm

Operating Temperature: -20~50℃



Material: ABS

Supply Range: DC9V-40V

Communication Output Interface: RS485

Baud Rate: 2400, 4800, 9600, 19200 Set by yourself (Set the baud rate command BPS=0: baud rate 2400; BPS=1: baud rate 4800; BPS=2: baud rate 9600; BPS=3: baud rate 19200), the default baud rate is 9600

Byte Format: 8 data bits, 1 stop bit, no check

Communication Protocol: Modbus-RTU

The communication address can be set: 1-253, the address default 1, (set the address command ADR=1 address 1; ADR=2 address 2; ADR=3 address 3; And so on)

Installation Method: Guide rail installation

Item Size: 65 * 45 * 28.5mm / 2.56 * 1.77 * 1.12in

Item Weight: 40g / 1.41oz

Package Weight: 45g / 1.59oz

Package Size: 12.8 * 12.8 * 3cm / 5.04 * 5.04 * 1.18in



Package List:

1 * Gas Transmitter

1 * User Manual (English)