Temperature Humidity Sensor acquisition and transmission module Support TTL/RS232/RS485 interface

 Temperature Humidity Sensor acquisition and transmission module Support TTL/RS232/RS485 interface

Description:

 This temperature and humidity data acquisition module is a high temperature and humidity data acquisition and transmission module, optional RS485 / RS232 / TTL output different levels, MODBUS industrial control bus protocol, you can access multiple modules common bus network, you can together with other equipment complies with MODBUS networking protocols, real-time, stable environment change monitor multiple production site to allow users to accurately grasp the different application field of climate change, to respond quickly to protect the stability of the production site environment.

DATA: reservations;
VCC: Power positive, 5V DC;
GND: power loss, signal ground;
RXD / A: -TTL version serial TTLRXD signal line, -232 version RS232RXD signal line, -485 version
S485A end signal line;
TXD / B: -TTL TTLTXD version serial signal line, the signal line RS232TXD version -232, -485 version
RS485B end signal line;

Features:

1.DATA / VCC / GND / RXD (RS85-A) / TXD (RS485-B) five-wire interface, simple, reliable, easy to expand;
2 optional RS232 / RS485 / TTL signal transmission;
3.-based industrial control data transmission bus MODBUS protocol, reliable performance, compatibility, and easy networking;
4 supports simple character instruction, easy to use a single module simple applications
5 compact, easy to install;
6 for agricultural applications environment as moisture treatment for greenhouses and other wet environments;
7 serial configuration parameters range:
8 Baud Rate: 1200/4800/9600/19200/38400/57600;
9 Data Bits: 8, not configurable;
10. Parity: No parity / odd / even parity;
11 Stop bits: 1/2;
After 12 configuration is complete after power off and re-configuration to take effect;

  Product Features:

1 Measuring temperature range: -40 ℃ ~ + 80 ℃; Resolution: 0.1 ℃; Accuracy ± 0.2 ℃
2 Operating temperature range: -40 ℃ ~ + 80 ℃;
3 measuring humidity range: 0% ~ 100% (RH) relative humidity; Resolution: 0.1% RH; Accuracy: ± 2% RH ambient temperature under 25 ℃;
4 Operating humidity range: 0% ~ 100% (RH) relative humidity;
5 Power input: 5V DC;
6 supports data formats: serial MODBUS protocol, a simple ASCII code word instruction: "READ", "AUTO", "STOP";
7 module ID can be configured, in the range: 1 to 247;

Packing list :

 1*  Temperature Humidity Sensor acquisition and transmission module 

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