PT100 Platinum Thermal Resistance RTD Thermocouple …, North-Eastern Islands

Function description:
Temperature measurement range: -20 ° C to+400 ° C;
Power supply voltage: DC 8-25V (recommended 12V)
Working current: 8-13MA
MODBUS RTU protocol, 03 read instruction, 06 write instruction.
Serial port baud rate: 9600 (default), N, 8, 1
By modifying the 485 address, MAX can cascade 247 modules (if more than 16, please use R485 repeater to read temperature and PT100 resistance values)
Compatible sensors: PT100 3-wire or 2-wire sensor
Temperature measurement accuracy: 1%. If the temperature deviation is too large, please recalibrate
Compatible PT100 sensor specifications:
-Product Name: PT100 Waterproof and High Temperature Resistant Probe
-Probe diameter: 6.5mm
-Probe length: 30M M
-Probe material: stainless steel
-Line length: 0.5 meters
6.2/3 linear type
-Temperature measurement range: -200~550 degrees Celsius
3-wire probe wiring method: The red wire is connected to P+, and the other two wires of the same color are connected to P - and GND (without distinguishing ports).
Attention: Please remove the jumper, otherwise it will affect the accuracy