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- PTR Tamper Resistant Process Gauge
PTR Tamper Resistant Process Gauge
APPLICATIONS:
- Process industry where tamper-resistant gauge/seal is required to protect against maintenance errors in the field
DESCRIPTION & FEATURES:
- Solid front, pressure relief back welded to a 316L stainless steel one-piece diaphragm seal body
- 316L stainless steel diaphragm for use on most corrosive media
- Permanently enclosed silicone filled system
- Field-fillable gauge
- Orifice restrictor available for severe pulsation
- Pin stop at 6 o’clock available
- ASME B40.100 compliant
- CRN registered
- 5 year warranty
DOCUMENTATION:
Dial | 4.5” (115mm) white aluminum with black and red markings |
Case | Black phenolic with pressure relief back, solid front, integral back flange |
Solid Wall | Phenolic |
Pressure Relief Back | Polypropylene |
Window | Polycarbonate |
Ring | Phenolic |
Pointer | Aluminum, anodized black, micrometer adjustable |
Socket | 316L SS |
Bourdon Tube | 316L SS, drawn seamless |
Movement | 304 SS with protective under and overload stops |
Gasket Materials | Silicone (Viton® option) |
Welding | TIG |
Over-Pressure Limit | 25% for pressures up to 1,450 psi (9,998 kPa), 15% for pressures up to 1,500 psi to 5,000 psi (10,341 kPa to 34,474 kPa) |
Working Pressure | Maximum 75% of full scale value |
Ambient Temperature | Dry: -40°F to 250°F (-40°C to 120°C) |
Process Temperature | Silicone Filled: -49°F to 302°F (-45°C to 150°C) |
Accuracy | ±1% ANSI/ASME Grade 1A |
Enclosure Rating | IP65 |
Specifications – Seal | |
Housing | AISI 316 SS |
Diaphragm | AISI 316L SS, welded |
Minimum Operating Pressure | 15 psi (103 kPa) |
Maximum Operating Pressure | 2,500 psi to 5,000 psi (17,237 kPa to 34,474 kPa) |
Process Connection | 1/2” NPTM |
System Fill | Silicone Oil KF96 50CS |