LEFOO Temperature and Humidity Sensor LFH10A

Product Features

* Adopt high-precision sensor and main control, long-term stability and anti-interference ability

* Outstanding design, LCD backlight dual display of temperature and humidity, easy operation

* Overvoltage and reverse connection protection function, IP65 protection level

* Temperature range can be changed by dialing code, 485 output can change the machine number and baud rate by dialing code

Product Description

LFH10A series temperature and humidity transmitter is a transmitter specially designed for industrial applications . It has three installation methods : wall-mounted , pipeline , and split . The three output modesof current , voltage , and RS485 are optional . The on-site adaptability strong , and the terminal design is suitable for rapid installation . It can be widely used in computer rooms , HVAC , buildings , storage vegetable greenhouses , farms and other places where temperature and humidity measurement is required.

Technical Parameters

Temperature and Humidity Sensor 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