K Type Thermocouple temperature acquisition 4CH RS485 MODBUS RTU SD06

K Type Thermocouple temperature acquisition 4CH RS485 MODBUS RTU SD06

Description:
4 K-type thermocouple inputs
4 opto-isolated digital inputs and 4 opto-isolated digital outputs, N-transistor open collector output
Using RS485 MODBUS RTU standard communication, it can be networked with configuration software, PLC, industrial touch screen, etc.
With communication and input and output status indicators
The communication circuit adopts lightning protection and anti-interference design
Can be widely used for signal acquisition and control of industrial field equipment

Feature:
4 thermocouple input channels (type)
Temperature measurement range： 0~1000℃
Temperature measurement accuracy： ±2℃
Temperature resolution ：1℃
Digital input channels: 4 channels (active low)
Digital output channels: 4 channels (NPN transistor open collector output, 500mA)
Working temperature range: -20~70℃
External power supply: DC9~30V/2W
Isolation protection: 1500VDC
Installation method: standard DIN rail installation or screw installation
Dimensions: 125×7335mm

interface definition:
AVcc -> External power input positive end
AGnd -> External power input negative
T_1+ -> First way K type thermocouple input positive end
T_1- -> First way type K Thermocouple Input negative end
T_2+ -> Second way K type thermocouple input positive end
T_2- -> Second way type K Thermocouple Input negative end
T_3+ -> Third way K type thermocouple input positive end
T_3- -> Third way type K Thermocouple Input negative end
T_4+ -> Fourth way K type thermocouple input positive end
T_4- -> Fourth way type K Thermocouple Input negative end
DI_01 -> First way digital input
DI_02 -> Second way digital input
DI_03 -> Third way digital input
DI_04 -> Fourth way digital input
DO_01 -> First way digital output
DO_02 -> Second way digital output
DO_03 -> Third way digital output
DO_04 -> Fourth way digital output
485A -> RS485Signal A+
485B -> RS485Signal B-