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Model XLdp Ultra-Low Differential Pressure Transmitter
Brand: Ashcroft IncThe Ashcroft® XLdp Differential Transmitter uses patented Si-Glas™ technology which provides precise measurement and control at extremely low DP pressures.
Since signal instability and drift are eliminated, this model is virtually unaffected by shock or vibration.
An ideal choice when pressure measurement is needed.
Features- Certified 0.25% and 0.5% accuracy
- 0.1" to 50" H2O pressure ranges
- CE approved
- High overpressure protection
- NEMA 2 stainless steel construction
- Three output signals available
- Easy installation
- On-board voltage regulation allows use of lower cost, non-precise, unregulated power supply
- 9 point NIST traceable calibration certificate
Specifications
Brand
NPT Connection
- 1/4” NPT Female
Line Pressure
- Maximum
Stability
- Maximum
Update Time
- Warm-Up Time: 5 seconds, Max.
Compensated Temperature
- 2° to 57° C (35° to 135° F)
Response Time
- 250 milliseconds
Span & Zero Effect
- Thermal Coefficients: ± 0.015 % of Span/°F
Media
- Clean, Non-Corrosive Dry Gases
NACE & NIST
- NIST
Humidity
- 10 to 95 % Relative Humidity, Non-Condensing
Burst Pressure
- Overpressure Limits psid: 25 (kPa: 172.4, bar: 1.724)
Approvals & Certifications
- CE
- EMC Directive 2004/108/EC
- IEC/EN 61326-1: Edition 1.0 Industrial, IEC/EN 61326-2-3: Edition 1.0 Annex BB Industrial
Storage Temperature
- -40° to 82° C (-40° to 180° F)
Diaphragm Material
- Silicone
Operating Temperature
- -29° to 71° C (-20° to 160° F)
Power
- 12-36 Vdc
Proof Pressure
- Overpressure Limits psid: 15 (kPa: 103.4, bar: 1.034)
Environmental Protection
- IP11
- NEMA 2
Output
- 1-5 Vdc, 3-Wire
- 1-6 Vdc, 3-Wire
- 4-20 mA, 2-Wire
Vibration Effect
- Sweep: < ± 0.05 % of Full Scale (5 G at 0 to 60 Hz)
Adjustment
- Potentiometers: ± 10 % of Full Scale
Electrical Connectors
- Screw Terminal
Current
- Supply: < 6 mA for Voltage Output
Pressure Range
- Inches WC: -50 to 50
Mounting Position Effect
- 0.1” WC: ± 0.50 % of Span/g
- 0.25” WC: ± 0.25 % of Span/g
- 0.5” WC & Higher: ± 0.10 % of Span/g
Pressure Type
- Compound Pressure
- Differential
- Gauge
Enclosure, Body Material
- 300 Series Stainless Steel
Accuracy
- ± 0.25% of Span
- ± 0.5% of Span
- Breathing Apparatus Equipment
- Fan Tracking
- Filter Monitoring
- Fume Hoods Control
- HVAC Equipment
- Lab/Clean Room Pressurization
- Medical Lung Function
- Very Low Velocity Measurements