QAD Series Air Filter Differential Pressure Sensor - 10kPa Max Pressure, -40℃ to 85℃ Range with UL/CE Certification
The QAD series gas pressure controller provides reliable protection against overheating and overcooling by effectively sensing pressure changes in small gas systems. This precision instrument is ideal for monitoring air conditioning systems and fan operations in industrial applications.
| Parameter | Specification |
|---|---|
| Model | QAD |
| Media | Air, non-combustible and non-aggressive gases |
| Max Operating Pressure | 10kPa |
| Mounting Position | Diaphragm in any vertical plane |
| Degree of Protection | IP54 (with cover) |
| Operating Temperature | -40℃ to 85℃ |
| Contact Arrangement | SPDT |
| Electrical Rating | Resistance: Initial: < 50 milliohms Current: 1.5A resistive (0.4A inductive) 250V |
| Electric Connection | 6.3x0.8 blade 46244 or screw terminals |
| Material | Housing: ABS Duct connectors: ABS Membrane: Silicone Cable sleeve: PVC |
| Weight | 0.15kg (0.35kg with flexible pipe) |
| Connection | φ6.0mm for tube connection |
| Approval | UL, CE, RoHS |
The QAD series air pressure controls are factory-calibrated for vertical position installation. Horizontal installation affects the switching point as follows:
- With cover facing upwards: switching point is 15Pa higher than scale
- With cover facing downwards: switching point is 15Pa lower than scale
| Model | Pressure Range | Differential | Tolerance |
|---|---|---|---|
| QAD-1 | 20~200Pa | 10Pa | ±15% |
| QAD-2 | 30~300Pa | 10Pa | ±15% |
| QAD-3 | 40~400Pa | 20Pa | ±15% |
| QAD-4 | 50~500Pa | 20Pa | ±15% |
| QAD-5 | 200~1000Pa | 100Pa | ±15% |
| QAD-6 | 500~2500Pa | 150Pa | ±15% |
| QAD-7 | 1000~5000Pa | 250Pa | ±15% |
Note: Performance specifications may be modified without prior notice due to design improvements.
Standard products within 10 pieces typically ship within 4 days, depending on specifications and order quantity.
We are an experienced manufacturer with our own factory, offering OEM services including custom logo application.
Available with intrinsic-safety and flame proof certificates upon request.
Standard 12-month warranty. Shipping via express carriers (TNT, FedEx, DHL, UPS) or logistics services as specified.
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