Features：1、HIGH ACCURACY: Adopt high accuracy temperature and humidity measurement unit, with small size and long term stability. 2、WIDE VOLTAGE: Using a dedicated 0~5V analog circuit, the use range is wide, and it has a wide voltage input range of 10~30V. 3、GOOD PROTECTION: The transmitter has IP65 protection, resistant to dust, rain and snow, and has good air permeability. 4、EASY TO INSTALL: The temperature and humidity sensor has a compact structure and supports wall or rail installation. 5、WIDE APPLICATION: Can be connected to on site digital display meter, PLC, inverter and other equipment, safe and reliable.Specification：Item Type: Temperature Humidity TransmitterMaterial: ABSProduct Size: Approx. 147 x 88 x 41mm / 5.8 x 3.5 x 1.6inWeight: Approx. 157 g / 5.5 ozDustproof Protection Grade: IP65Product Description: The transmitter is an industrial wall mounted high protection grade shell with IP65 protection grade, rain and snow protection and good air permeability. The circuit adopts industrial grade microprocessor chip and imported high accuracy temperature and humidity sensor to ensure reliability, high accuracy and interchangeability of products. Adopt standard industrial interface 0-5V analog signal output, can be connected to on site digital display, PLC, inverter, industrial control host and other equipment, safe and reliable, beautiful appearance, easy to install.Power Supply Wiring: Wide voltage 10-30V DC power inputOutput Interface Wiring: With 2 independent analog outputSpecific Wiring:Circuit IdentificationDescriptionPower SupplyVCCPower PositiveGNDPower NegativeOutputTHTemperature Signal PositiveRHHumidity Signal PositiveParameter:DC Power Supply (Default)DC 10~30VMaximum Power ConsumptionCurrent Output1.2WVoltage Output1.2WA Quasi AccuracyHumidity±2%RH (60%RH, 25℃)Temperature±0.4℃ (25℃)B Quasi AccuracyHumidity±3%RH(60%RH,25℃)Temperature±0.5℃ (25℃)Temperature Range-40℃~+120℃, default -40℃~+80℃Humidity Range0%RH-100%RHCircuit Working Temperature-20℃~+60℃Circuit Working Humidity0%RH~95%RH (non condensing)Probe Working Temperature-40℃~+120℃, default -40℃~+80℃Probe Working Humidity0%RH-100%RHLong Term StabilityHumidity≤1%RH/yTemperature≤0.1℃/yResponse TimeHumidity≤8s(1m/s wind speed)Temperature≤25s(1m/s wind speed)Output SignalVoltage Output0~5VLoad CapacityVoltage OutputOutput Resistance ≤250ΩCurrent Output≤600ΩHole SizeApprox. 70mm / 2.8inParameter SettingSoftware SettingsCommon Problems and Solutions: No Output or Output Errors, Possible Causes: 1. The error corresponding to the range leads to the PLC calculation error. For the range, please refer to the technical indicators in the first part.2. The wiring method is incorrect or the wiring sequence is wrong.3. The power supply voltage is wrong.4. The distance between the transmitter and the collector is too long, causing signal disorder.5. The PLC acquisition port is damaged.6. The equipment is damaged.Package List：2 x Screws 2 x Expansion Tubes 1 x Transmitter 1 x User Manual