YJJ HSH-DM3M-E Duct Temp Humidity Sensor 4-20mA Digital Transmitter for HVAC BMS System

Product Description:

YJJ HSH-DM3M-E Duct Temp Humidity Sensor 4-20mA Digital Transmitter for HVAC BMS System

Features:

I. Core Specification Parameters (Original Factory Manual Standards)
1. Measurement Performance
Model: HSH-DM3M-E
Installation Method: Duct Insertion Type (Duct Mount)
Humidity Measurement Range: 0 - 95% RH (No Condensation Environment)
Humidity Accuracy: 20 - 80% RH ±3% RH; Full Range 0 - 95% RH ±5% RH @ 25℃
Temperature Measurement Range: -40℃ ~ +60℃
Temperature Sensing Element: Digital Temperature Measurement Chip
Temperature Accuracy: ±0.3K (±0.3℃) @ 25℃
Humidity Long-Term Stability: Annual Drift ≤ ±1% RH, Lag < 1.5% RH
Humidity Sensitive Material: Polyimide PC Humidity Sensitive Resistor, Resistant to Dust and Oil Pollution Interference
2. Electrical Output and Power Supply
Dual-channel Temperature and Humidity Output: 4 - 20mA Standard Current Loop (Digital Type E Model)
Power Supply: 24VAC/24VDC ±10%
Maximum Load Resistance: 500Ω
Overall Power Consumption: ≤ 40mA
Anti-interference Level: Compliant with IEC 61000-4-5 Industrial EMC Standard, No Signal Attenuation in Long-Run Transmission
3. Structural Protection
Shell Material: ABS + PC, Fire Resistance Rating UL94 V0
Protection Level: IP54 (Shell), Probe Equipped with Dust Filter
Operating Temperature Range: -40℃ ~ +70℃
Storage Temperature Range: -40℃ ~ +90℃
Certifications: CE, UKCA Certification
Installation: Flange Wind Pipe Hole Fixation, Probe Length Compatible with Main Airflow Ventilation Pipes

Specifications: