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DPRE-28 Differential Pressure Transmitter
Brand: Delta MobreyThe model DPRE-28 SMART Differential Pressure Transmitter is suitable for measuring pressures from psi: -1.45 to 1,015 (kPa: -10 to 7,000, bar: -0.1 to 70) with maximum working pressures up to psi: 6,092 (kPa: 42,000, bar: 420).
Features- Accuracy ±0.1%
- 4-20 mA output signal
- Fully HART compatible
- Static pressure limit up to psi: 6,092 (kPa: 42,000, bar: 420)
- ATEX certified (Intrinsic Safety)
- Gold plated diaphragm option
- Hastelloy® C-276 wetted parts option
Specifications
Brand
Accuracy
- ≤ ± 0.1 % of Calibrated Range
Applications
- Differential Pressure
- Flow
- Level
Approvals & Certifications
- ATEX
- BSI Kitemark
- ISO 9001
Approvals & Certifications
- UKAS
Cable Length
- 9.8 feet (3 metres)
Communication
- HART
Compensated Temperature
- -25° to 80° C (-13° to 176° F)
Damping Adjustment
- Additional Electronic: 0 to 30 seconds
Diaphragm Material
- 316L Stainless Steel
- Gold-Plated (Au)
- Hastelloy C-276
Electrical Connectors
- DIN 43650 Connector
- M12 x 1
- Packing Gland: M20 x 1.5
Element
- Active Sensing Element: Piezoresistive Silicon
Enclosure, Body Material
- 304 Stainless Steel
- 316 Stainless Steel
- 316L Stainless Steel
- Cast Aluminum Alloy
Environmental Protection
- Intrinsically Safe
- PD Typical: IP65
- PM12 Typical: IP67
- PZ & PZ316 Typical: IP66
- SG & SGM Typical: IP68
Flange Material
- Cover Flange: 316 Stainless Steel
Gasket Material
- FPM Viton
- NBR
- PTFE
Materials of Construction
- Mounting Bracket: Stainless Steel
- Mounting Bracket: Zinced Steel
Media
- Gas
- Liquids
- Vapor
Metric Connection
- Cover Flange: M10
- M20 x 1.5 Male
Mounting
- 2” Pipe Mounting Bracket
NPT Connection
- 1/4” NPT Female
Operating Pressure
- Maximum
Operating Temperature
- -25° to 85° C (-13° to 185° F)
- Ex ia: -25° to 80° C (-13° to 176° F)
Output
- 4-20 mA, 2-Wire
Overpressure & Static Pressure Limits
- Static Pressure psi: 290.1 to 6,092 (kPa: 2,000 to 42,000, bar: 20 to 420)
Power Supply
- 7.5-55 Vdc
- Ex ia: 7.5-28 Vdc
Power Supply Effect
- 0.002 % of Full Scale Output/V
Pressure Range
- bar: -0.5 to 70
- kPa: -50 to 7,000
- psi: -7.25 to 1,015
Resistance
- Communication: Min. 240 ohms
Response Time
- 16 to 230 milliseconds (Programmable)
Rotation
- Casing: 0° to 355° Relative to Sensor
- C-Typical Process Connection: 90°
Service
- Oxygen Service
Stability
- Long Term Stability: ≤ ± 0.1 % of Calibrated Range for 3-Years
Temperature Effect
- < ± 0.08 % of Full Scale Output/10° C (18° F)
- Maximum
UNF/UNC Connection
- Cover Flange: 7/16” UNF - Option
Wetted Materials
- 316L Stainless Steel
- Hastelloy C-276
Zero Offset
- Zero Shift Error: 0.01 % of Full Scale Output/10 bar - Static Pressure
- Zero Shift Error: 0.03 % of Full Scale Output/10 bar - Static Pressure
- Zero Shift Error: 0.06 % of Full Scale Output/10 bar - Static Pressure