JK-808 mixed input type acquisition module ------- 8-channel analog quantity (thermocouple) acquisition module :
More cost-effective 8 channels!
|
|
|
|
|
|
Main features and functions
1.
The CPU and AD chips adopt the latest ADI chips, which have the following features :
① More computing power than before;
② the function is more complete than before;
③ The performance is more stable than before;
(4) The sampling accuracy is higher than before;
⑤ The conversion speed is faster than before;
⑥ Anti-interference ability is stronger than before;
⑦ guarantee more reliable under harsh environment than before;
⑧ more cost-effective before!
2.
Input type: ±100mV ±500mV ±1V ±5V ±10V ±20mA 4-20mA;
J, K, T, E, R, S, B and other types are used in a wider range of occasions;
3. Industry-only: Unique RS232 or RS485 communication mode, optional function;
4. RS485 communication: communication part of the power isolation, signal using high-speed optocoupler photoelectric isolation, make communication more stable and reliable!
4. RS485 communication: over voltage and over current protection,TVS tube protection, all-round protection of communication chip!
5. The industry's original creation: PT1000 as cold end compensation, cold end compensation temperature accuracy is higher, more stable performance
Module built-in temperature measuring element, automatic thermocouple cold end temperature compensation;
6
.
6 differential input,2 common terminal, to provide high overvoltage protection and sensor break detection functions;
7
.
Terminal: more user-friendly design, pluggable design;
8. Connection label: clear at a glance;
9
.
Software: Delivery software more powerful, one key search, no longer need cumbersome hardware jumper to achieve parameter Settings;
10. Standard industrial communication interface: support DCON and Modbus RTU protocol, stop bit and baud rate set at will, is the PLC control system to expand analog or thermocouple acquisition of the best choice
11
.
Installation: 35mm card slot installation, loading and unloading more flexible
Technical indicators :
1.Number of channels：8 channels
2. Input type: mV, V, mA, K,J,E,R,S,T thermocouple. The channel input type can be set separately
3. Isolation voltage: 3000 VDC.
4 thermocouple input overvoltage protection: ±220V.
5 power input end: with DC filter function, strong anti-interference ability, suitable for harsh environment operation
6. Sampling speed: 1000 sample/sec(total).
7. Input impedance: 20 megohm.
8. Accuracy: 0.1 level. Resolution :24
9. Cold end compensation error: < + 101 ℃....
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: < 85percent no condensation.
15. Communication interface: RS485 photoelectric isolation,ESD protection.
16. Communication distance: 1200 meters, can be extended by trunk
17. Installation: DIN35mm standard guide rail clamping or screw fixation
18. Product appearance size: 100*70*25MM including terminal size :120*70*25MM
Application field:
1．
SMT industry temperature data monitoring
2．
Electronic equipment factory temperature data monitoring
3．
Temperature data monitoring of electronic products
4．
Cold storage temperature monitoring
5．
Warehouse temperature monitoring
6．
GMP monitoring system for pharmaceutical factory
7．
Environmental monitoring
8．
Telecom room monitoring
9．
Process temperature monitoring
10．
Beer production
11．
Air conditioning monitoring
12．
Petroleum instrumentation and equipment
13．
机房Environmental monitoring工程
14．
库房Environmental monitoring工程
15．
stic machinery equipment data monitoring
16.
Universities and other experiments
17
Temperature and humidity monitoring of vegetable shed
