| Technical parameter | Parameter value |
| Brand | SONBEST |
| Temperature measuring range | -30℃~80℃ |
| Temperature measuring accuracy | ±0.5℃ @25℃ |
| Support temperature chip | DS18B20 |
| Wiring way | three wire |
| Support measure channel | 1 channels |
| Support sensors | 1~20 |
| Control relays | 20 |
| Change addressSwitchgear | Communication Interface |
| RS485 | Default baud rate |
| 9600 8 n 1 | Power |
| DC9~24V 1A |
BRAND: SONBEST
TYPE: SC1200B-20
Email: sale@sonbest.com
WeChat: 13918126020
SKYPE: SOOBUU
Phone: +86-021-66862075
QQ1: 71182854 QQ2:613035997