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| Temperature and Humidity Transmitter LFH10A | |||
| Relative Humidity | |||
| Sensor | Digital type | ||
| Measuring Range | 0%~100%RH | ||
| Output | RS485/Modbus,0~10VDC,4~20mA optional | ||
| Response Time | ≤10s(20℃, slow flow air) | ||
| Accuracy | ±2%@ 25℃ & 60%RH | ||
| Temperature | |||
| Sensor | Digital or thermal resistance | ||
| Measuring Range | 0~50℃, -20~60℃ | ||
| Output | 4~20mA, 0~10VDC, RS485/Modbus | ||
| Work Temperature | -20~60℃,5%-95%RH(non-condensing) | ||
| Thermal resistance | See Order Ref No. and Thermal Resistance Indexing Table | ||
| Output Load | ≤250Ω(Current Type)，≥2KΩ(Voltage Type) | ||
| Accuracy | Digital:±0.3℃@0~60℃/Thermal resistance:±0.2~0.4℃@25℃ | ||
| Display | LCD display optional, with unit display and backlight(4~20mA output without backlight) | ||
| Power Supply | Voltage type/RS485 type :15~35VDC/24VAC±20%; Current type 19.5~35VDC (RL=500Ω) 9.5~35VDC (RL=0Ω) | ||
| Shell Material | ABS housing, PC probe and high polymer filter | ||
| Protection Grade | IP65 | ||
| Code and description | Remark | |||||||||
| LFH10A1 | Wall-mounted temperature and humidity transmitter | Model | ||||||||
| LFH10A2 | Duct type temperature and humidity transmitter | |||||||||
| LFH10A3 | Split type temperature and humidity transmitter | |||||||||
| 3 | ±3%RH(0.3℃） | Accuracy | ||||||||
| V10 | 0~10VDC(Three-wired) | Humidity output | ||||||||
| A4 | 4~20mA(Two-wired) | |||||||||
| RS | RS485/Modbus | |||||||||
| V10 | 0~10VDC(Three-wired) | Temperature output | ||||||||
| A4 | 4~20mA(Two-wired) | |||||||||
| RS | RS485/Modbus | |||||||||
0 | PT1000, ±0.2℃@0℃ | |||||||||
| 1 | PT100, ±0.2℃@0℃ | |||||||||
| 2 | NTC20K, ±0.4℃@25℃ | |||||||||
| 6 | NTC10K, ±0.4℃@25℃ | |||||||||
| 0 | None | Temperature range | ||||||||
| 1 | 0~50℃ | |||||||||
| 2 | -20~60℃ | |||||||||
| 8 | Others (customer specified) | |||||||||
| 0 | without display | Display | ||||||||
| 1 | with display | |||||||||
| LFH10A1 | 3 | A4 | A4 | 1 | 1 | Selection example | ||||