18B20 temperature to 485 temperature acquisition card magnetic couple line 300m HY12BI

 

HY12BI HY12BI 12-channel 18B20 temperature isolation acquisition module is a universal remote I/O product in the automation system. It realizes the temperature isolation acquisition of 12-channel 18B20 temperature sensor through the RS485 communication interface.
RS485 communication interface
Executing the MODBUSRTU protocol, it can be directly connected to various PLCs, DCS systems, man-machine screens and various configuration software.

Temperature input
12 channels 18B20 temperature sensor (three-wire) input, -55~125C range, transmission distance up to 300m, software configuration 9/10/11/12 accuracy, no need to open the cover jumper sensor or line abnormal detection
12 channels of parallel sampling, sampling frequency: 1~8Hz (related to accuracy setting)

Communication Interface
|Physical type: RS485
Communication protocol: MODBUS RTU
Communication rate: 1200/2400/4800/9600/19200/38400/57600/115200bps
Check mode: no check, odd check, even check
Stop bit: 1 bit, 2 bit
1500V isolation voltage
Lightning protection and anti-interference design

power input
Nominal power supply: DC24V
Input range: DC10~30V
Power consumption: ≤2W
Protection function: anti-reverse connection, anti-surge

Module structure
Shape structure: Adam module, 10+10 bit pluggable vibration terminals
Installation method: DIN rail installation
The main part of the mold: 104mm×72mm×26mm (excluding terminal and rail seat)
Maximum size: 124mm×72mm×45mm (including terminal and rail seat)
Working temperature: -25~+85C
Environmental humidity: 10~90%RH (non-condensing)

Wide range of applications
HY12BI 12-channel 18B20 temperature isolation acquisition module can be widely used in chemical industry, granary, cold storage, plumbing, thermostat, drying, greenhouse and other places.