Beijing Silk Road Enterprise Management Services Co.,LTD
Professional manufacture in temperature humidity instruments and environment monitoring system!
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Introduction:
HE400N transmitter can help to output temperature, relative humidity signals via RS485 protocol , the quality and stability is excellent. This transmitter adopt high-performance sensors and low-power SCM. This transmitter supports RS485 output, other output means like Modbus protocol/ Voltage and Current output are optional . It design with a unique features to avoid the influence of heat. It enjoy wide measuring range and high accuracy. The HE400 series temperature and humidity transmitter all equipped with LCD display , it displays temperature and humidity value. What is more, it has internal sensor. Customers can choose the models needed from the datasheet below.
Professional industrial design, advoid circuit heat.
4~20mA/0~5V/0~10V/RS485/Modbus output means user selectable.
It is Very easy to install and maintain this device .
High accuracy and practical.
Product dimensions: 100*100*30mm(3.94"*3.94*1.28"inch)
LCD dimensions : 60*40mm(2.36"*1.57"inch)
Product’s Certificate: CE,ISO
Models list and specifications :
| Model | HE400A | HE400A-EX | HE400V5 | HE400V5-EX | HE400V10 | HE400V10-EX |
|---|---|---|---|---|---|---|
| Temperature Accuracy | ±0.5℃ | |||||
| Humidity Accruacy | ±3%RH | |||||
| Temperature Range | 0~50℃ | -30~70℃ | 0~50℃ | -30~70℃ | 0~50℃ | -30~70℃ |
| Humidity Range | 0~100%RH | |||||
| Sensor type | Internal | External with 3 meters cable | Internal | External with 3 meters cable | Internal | External with 3 meters cable |
| Output | 4~20mA | 0~5V | 0~10V | |||
| Wire mode | 3 lead terminals | 4 lead terminals | ||||
| Resolution | 0.1℃/0.1%RH | |||||
| Power supply | 9V~30V DC | |||||
| Net weight | 280g | |||||
| Accessory | Operation manual | |||||
| Model | HE400M | HE400M-EX | HE400N | HE400N-EX |
|---|---|---|---|---|
| Temperature Accuracy | ±0.5℃ | |||
| Humidity Accruacy | ±3%RH | |||
| Temperature Range | 0~50℃ | -30~70℃ | 0~50℃ | -30~70℃ |
| Humidity Range | 0~100%RH | |||
| Sensor type | Internal | External with 3 meters cable | Internal | External with 3 meters cable |
| Output | Modbus | RS485 | ||
| Wire mode | 4lead terminals | |||
| Resolution | 0.1℃/0.1%RH | |||
| Power supply | 9V~30V DC | |||
| Net weight | 280g | |||
| Accessory | Operation manual | |||
Product pictures
Applications:
HE400 series can be use in use in : pharmacy , chean rooms, ventilation ducts, industrial and vivil sectors, crowded places , canteens, auditoria, gyms, high-density farms, greenhouse , ect .