Product Description:

YJJ HSDP-A1000U HSDP-A1000UL Differential Pressure Transmitter ±1000Pa LCD Display HVAC Duct Cleanroom Sensor

Features:

I. Core Basic Parameters (Original Factory Standard Manual)
1. Pressure Measurement Specifications
Model: HSDP-A1000UL (UL = with 5-digit LCD local digital display)
Measurement Range: ±1000Pa (-1000 ~ +1000Pa air pressure difference)
Overload Resistance Pressure: 10kPa (10 times full scale, resistant to instantaneous wind pressure shock)
Accuracy: ±1.0% FS (25℃ normal temperature), annual drift ≤ ±0.5% FS
Applicable Medium: Clean and dry air, nitrogen, etc. non-corrosive gases
Response Speed: DIP adjustable 0.5s / 1s / 2s / 4s, suitable for different duct wind speed scenarios
2. Electrical Power Supply and Output
Power Supply: 12~30VDC / 24VAC ±20% (general 24V power supply for building automation)
Dual Analog Output: 4~20mA current loop + 0~10V voltage signal, dual outputs can be connected to BMS controller + local display
Load Upper Limit: 4-20mA loop ≤ 250Ω; 0-10V load ≥ 10kΩ
Overall Power Consumption: ≤1.5W, working current ≤ 30mA, low power consumption for long-term stable operation
Zero Point Calibration: Body comes with a manual zero adjustment knob, on-site calibration without tools
3. Structural Protection and Environment
Shell Material: PC flame-retardant housing, silicone sealing gasket
Protection Grade: IP65 (dust-proof, splash-proof, suitable for machine room / duct-side humid environment)
Working Environmental Temperature and Humidity: -20℃ ~ +70℃, 0~95% RH (no condensation)
Medium Temperature: Air duct -20℃ ~ +70℃
Storage Conditions: -40℃ ~ +70℃, 0~95% RH (no condensation)
Installation Method: Wall-mounted hanging, duct-side fixed, equipped with 2-meter PVC pressure measurement hose
Certifications: CE, EMC Industrial Electromagnetic Compatibility Certification
Display Function: UL suffix 5-digit LCD digital real-time pressure display, local reading without upper computer
4. Core Product Advantages
MEMS high-precision micro-pressure core body, wide temperature full-range temperature compensation, stable measurement in all seasons
Dual signal output, compatible with all , Johnson, building PLC/BMS systems
On-site digital display, maintenance personnel can directly read the pressure difference on site, convenient for maintenance
DIP customizable response time, suitable for large air volume duct / cleanroom micro-static pressure scenarios
Snap-type screwless housing, simple wiring, maintenance, and disassembly
Anti-dust, moisture-proof IP65 protection, suitable for humid conditions in machine rooms, workshops, and basements

Specifications: