The S155-TH-MQ is a digital temperature and humidity sensor ideal for industrial, HVAC, agricultural, or environmental monitoring systems. It provides high accuracy and reliable data over RS485/Modbus or analog interface.
📌 Technical Specifications:
Parameter Details
Model S155-TH-MQ
Sensor Type Temperature & Humidity Integrated Sensor
Temperature Range -40C to +85C
Humidity Range 0% to 100% RH (Non-condensing)
Temperature Accuracy ï0.3C (typical)
Humidity Accuracy ï2% RH (typical, at 25C)
Output Interface RS485 (Modbus RTU) / 4ï20 mA / 0ï10 V (variants)
Supply Voltage 12V to 24V DC (typical: 12V DC)
Power Consumption ï 0.5 W
Response Time < 2 seconds (90% response)
Protection Level IP65 (weatherproof housing)
Installation Wall-mounted / Duct-mounted options
Material ABS / Polycarbonate enclosure
Operating Conditions -40C to 85C; 0ï100% RH
Dimensions Approx. 120mm ï 85mm ï 45mm
Calibration Factory calibrated
Communication Protocol Modbus RTU / Customizable on request
ï Features:
Digital signal output (Modbus RTU/RS485)
High reliability and long-term stability
IP65-rated enclosure for outdoor/industrial environments
Easy installation with pre-drilled mounting holes
Custom analog output options (on request)