SM2110M-1 using the standard DC4-20mA current output signal,easy access to PLC，DCS and other instruments or systems for monitoring temperature,humidity state quantities.The internal use of high-precision sensing core and related devices to ensure high reliability and excellent long-term stability,can be customized RS232,RS485,CAN,4-20mA,DC0~5V/10V,ZIGBEE,Lora,WIFI,GPRS and other output methods.
Technical Parameters
| Technical parameter | Parameter value |
| Brand | SONBEST |
| Temperature measuring range | -30℃~80℃ |
| Temperature measuring accuracy | ±0.5℃ @25℃ |
| Humidity measuring range | 0~100%RH |
| Humidity accuracy | ±3%RH @25℃ |
| Communication Interface | DC4~20mA |
| Power | DC12~24V 1A |
| Running temperature | -40~80°C |
| Working humidity | 5%RH~90%RH |
|
Wiring instructions
Any incorrect wiring can cause irreversible damage to the product. Please carefully wire the cable as follows in the case of power failure, and then connect the cable to confirm the correctness and then use it again.
| ID | Core color | Identification | Note |
| 1 | Red | V+ | Power V+ |
| 2 | Green | V- | Power V- |
| 3 | Yellow | I1+ | sensor 1 output |
| 4 | Blue | I2+ | sensor 2 output |
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Product Pictures
