JINKO JK-808 8-Channel Analog Set Module (8 channels, 4-20mA ±20mA)

1. Number of channels: 8 channels

2. Input type: mV, V, mA, K, J, E, R, S, T type thermocouple. Channel input type can be set separately

3. Isolation voltage: 3000 VDC.

4. Thermocouple input overvoltage protection: ± 220V.

5. Power input: with DC filter function, strong anti-interference ability, suitable for operation in harsh environments.

6. Sampling speed: 1000 sample / sec (total).

7. Input impedance: 20 megaohms.

8. Accuracy: 0.1 level. Resolution: 24 digits

9. Cold junction compensation error: <± 1 ℃.

10. 50Hz and 60Hz power frequency interference suppression: CMR> 120dB NMR> 80dB.

11. Power supply: 24VDC.

12. Power consumption: <2W.

13. Ambient temperature: -20 ℃ ～ 70 ℃.

14. Relative humidity: <85% without condensation.

15. Communication interface: RS485 photoelectric isolation, ESD protection.

16. Communication distance: 1200 meters, relay extension can be added

17. Installation method: DIN35mm standard rail clamping or screw fixing.

18. Product appearance size: 100 * 70 * 25MM including terminal size: 120 * 70 * 25MM

Brife introduction 

Model:JK-808 

8 channels 

Temperature collection range: K, J, E, R, S, T, B type thermocouple, the input type of each channel is set by software

Current collection range: 4-20mA  ±20mA

Voltage collection range:  ±1000mV or  ±10V  ±5V

Industry standard communication interface: unique RS232 or RS485 interface

Industry standard communication protocol: DCON or MODUBUS RTU

Product size: 120 * 70 * 25mm

Required accessories:

1) Converter: RS232 to 485

2) 24V / 3A switching power supply

3) sensor

4) computer

Application Area

1. SMT industry temperature data monitoring

2. Electronic equipment factory temperature data monitoring

3. Temperature data monitoring of electronic products

4. Refrigerator temperature monitoring

5. Warehouse temperature monitoring

6. Pharmaceutical factory GMP monitoring system

7. Environmental monitoring

8. Telecom room monitoring

9. Process temperature monitoring

10. Beer production

11. Air conditioning monitoring

12. Petroleum equipment

13. Computer room environment monitoring project

14. Warehouse Environmental Monitoring Project

15. Plastic machinery data monitoring

16. Colleges and universities do experiments

17. Temperature and humidity monitoring of vegetable shed