ShenzhenYijiajie Electronic Co., Ltd.
| Response time | Selectable via DIP switch: 0.5 s / 1 s / 2 s / 4 s |
| Packaging Details | Box pack |
| Operating current | ≤30 mA |
| Supply Ability | 1500 |
| Annual drift | ≤±0.25% FS/year |
| Power consumption | ≤1.5 W |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Accuracy | ±1.0% FS |
| Analog (U/UL) | 12–30 VDC / 24 VAC ±20% |
| Delivery Time | 5-8 days |
| Overload pressure tolerance | 10 kPa |
| Measurement range | -1000 ~ +1000 Pa |
| Model Number | HSDP-A1000U HSDP-A1000UL |
| Brand Name | YJJ |
| Place of Origin | USA |
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Product Specification
| Response time | Selectable via DIP switch: 0.5 s / 1 s / 2 s / 4 s | Packaging Details | Box pack |
| Operating current | ≤30 mA | Supply Ability | 1500 |
| Annual drift | ≤±0.25% FS/year | Power consumption | ≤1.5 W |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union | Accuracy | ±1.0% FS |
| Analog (U/UL) | 12–30 VDC / 24 VAC ±20% | Delivery Time | 5-8 days |
| Overload pressure tolerance | 10 kPa | Measurement range | -1000 ~ +1000 Pa |
| Model Number | HSDP-A1000U HSDP-A1000UL | Brand Name | YJJ |
| Place of Origin | USA | ||
| High Light | HVAC differential pressure transmitter ，LCD display pressure sensor ，cleanroom duct pressure sensor | ||
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:
| Operating humidity | < 40mA |
| Humidity measurement range | 0 - 95% RH |
| Humidity accuracy | 20 - 80% RH ±3% RH |
| Temperature measurement range | -40℃ ~ +60℃ |
| Temperature sensing element | Digital temperature measurement chip |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph... Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph...
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