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Call us at 1-888-826-6342

Bidirectional, Differential Pressure Transmitters

0 to 2 inH2O, Differential, ±0.15% Accuracy, 4 to 20 mA

$1,276.00

Item# PX657-2DI

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-4 $1,276.00
5-9 $1,212.20
10-24 $1,186.68
25-49 $1,135.64
50-99 $1,110.12
100+ $1,084.60

In stock

Lead Time (If not in stock): 12 weeks
0 to 2 inH2O, Differential, ±0.15% Accuracy, 4 to 20 mA PX657-2DI PX657-2DI
  • IDEAL APPLICATIONS:
  • Use With Boiler Inlet Air
  • HVAC
  • Fume Hoods
  • Level Control
  • NIST Traceable Calibration Certificate

PX657-2DI Model Options

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Edit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.

*Highlighted options are not compatible. Please select a different combination.

Pressure Range
Accuracy Class
Accuracy Value(compensated range)
Output Signal
Electrical Output
Pressure Type
Pressure Port Size
Pressure Port Type
Connection/Termination
Operating Temperature Range


  • Excitation 12 to 36 Vdc
  • Accuracy Value 0.25
  • Maximum Compensation Temperature -18°C (35°F)
  • Minimum Compensation Temperature -18°C (35°F)
  • Repeatability 0.05% FS
  • Wetted Materials Dry Diaphragm
SPECIFICATIONS
Excitation: 12 to 36 Vdc
Output: 1 to 5 Vdc
Linearity: 0.3% FS (BFSL)
Hysteresis: 0.02% FS
Repeatability: 0.05% FS
Operating Temp: -29 to 85°C (-20 to 185°F)
Compensated Temp: -18 to 72°C (35 to 160°F)
Thermal Effects:
    Zero: 0.015% FS/°F
    Span: 0.015% FS/°F
Proof Pressure: 10 psi
Burst Pressure: 50 psi
Static Pressure: 100 psi
Gage Type: Capacitance
Supply Current: <5 mA
Calibration Report: NIST cal at 25, 50, 75 and 100% FS; upscale and downscale provided
Response Time: 250 ms
Wetted Parts: Dry, clean, non-corrosive gases only
Enclosure: NEMA 4X (IP65), 137 L x 76 W x 64 mm D (5.4 x 3 x 2.5')
Pressure Port: ¼ NPTF
Electrical Connections: Screw terminal (two ½ NPTF conduit)
Weight: 955 g (2.1 lb)
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