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DC power supply (default) | DC 10-30V |
Maximum power consumption | 0.4W |
A precision | ±2%RH(5%RH~95%RH,25℃) |
±0.4℃(25℃) | |
B-precision (default) | ±3%RH(5%RH~95%RH,25℃) |
±0.5℃(25℃) | |
Transmitter circuit operating temperature | -20℃~+60℃,0%RH~80%RH |
Probe operating temperature | -40℃~+120℃,default-40℃~+80℃ |
Probe working humidity | 0%RH-100%RH |
Temperature display resolution | 0.1℃ |
Humidity display resolution | 0.1%RH |
Temperature and humidity refresh time | 1s |
Long-term stability | ≤1%RH/y |
≤0.1℃/y | |
Response time | ≤4s(1m/s wind speed) |
≤15s(1m/s wind speed) | |
output signal | RS485(Modbus protocol) |
Time and date | Built-in clock, real-time display |
Alarm function | Built-in buzzer, external sound and light alarm, relay optional |
Recording interval (minutes) | Adjustable interval, default 30 minutes |
Record points | 65535, if recorded by default 30 minutes, can be stored for 4 years |
Record mode | Off / on / automatic |
Storage mode | Automatic loop storage |
Installation method | Wall-mounted |









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