DIAPHRAGM TYPE DIFFERENTIAL PRESSURE GAUGE
REOTEMP’s Series D40/42 differential pressure gauges are ideally suited for use on dissimilar fluids, wet gas or fluids with a high concentration of solids. Other applications include: use in Filter/Strainer Monitoring, Compressed Air, Hydraulic, Refrigerant, Pump Performance Testing, Heat Exchanger Pressure Drop Monitoring, Water Treatment Applications, Tank Level Monitoring Horizontal or Vertical, and Flow Monitoring & Balancing.
- Total Separation of High and Low by a Convoluted Elastomer Diaphragm
- For Use with Diaphragm Seals*
- Weatherproof Rated to NEMA 4X/IP65
- Working Pressure Up to 3,000 psi
Construction Materials
Non Wetted
Case: Aluminum or Engineered Plastic
Dial: White Aluminum, Black Letters
Lens: Plastic or Laminated Safety Glass
Wetted
Body: Aluminum, Brass, 316SS
Internal Parts: 316SS
Gaskets/Seals: Buna, Viton, Silicone, or Ethylene Propylene
Temperature Limits
Ambient
-40°F to 130°F
Process
-40°F to 200°F
Process When Assembled with a Diaphragm Seal
Direct Mount:-60°F to 350°F
Remote Mount:-100°F to 750°F
Accuracy: +/- 3-2-3%
Fillable: Yes, 4.5” Aluminum Case Only
Max Working Pressure: 3,000 psi (6,000 proof) Aluminum or SS Body, 1,500 psi (3,000 proof) Brass Body
*Diaphragm seals protect the gauge against corrosion, heat, and clogging from certain process fluids. Note: Diaphragm seals will reduce accuracy.
Model D40
Model D42