20P & 25P SeriesPressure Swichgage?
The 20 Series (2 inch/51 mm dial) and the 25 Series (2-1/2 inch/64 mm dial) Swichgage? models are diaphragm-actuated, pressure-indicating gages, with built-in electrical switches. These switches are used for tripping alarms and/or shutdown devices.
Features:
Combination indicating gage and limit switch
Critical pressure limit switch is visible and adjustable (most models)
Switch can activate alarms and/or shutdown equipment
Exceeds SAE standards
Murphy 20BPG Pressure Murphygages
20BPG Pressure Murphygages are high quality "gage only" models, without the built-in electrical switch.
The 20BPG-100 B-Series Pressure Murphygage? features an environmentally sealed case and is designed for "gage-only" applications. Dual scale; 0-100 psi.
The 20BPG-150 B-Series Pressure Murphygage? features an environmentally sealed case and is designed for "gage-only" applications. Dual scale; 0-150 psi.
The 20BPG-300 B-Series Pressure Murphygage? features an environmentally sealed case and is designed for "gage-only" applications. Dual scale; 0-300 psi.
The 20BPG-400 B-Series Pressure Murphygage? features an environmentally sealed case and is designed for "gage-only" applications. Dual scale; 0-400 psi.
The 20DP-15 Differential Pressure Swichgage? is a 2" dial, diaphragm-actuated differential pressure-indicating gage with a pressure range of 0-15 psi. The built-in switch is used for tripping alarms and/or shutting down equipment.
The 20DP-30 Differential Pressure Swichgage? is a 2" dial, diaphragm-actuated differential pressure-indicating gage with a pressure range of 0-30 psi. The built-in switch is used for tripping alarms and/or shutting down equipment.
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20P Pressure Swichgages?
20P Pressure Swichgages? are 2" dual-scale dial, diaphragm-actuated, pressure-indicating gages, with built-in electrical switches. These switches are used for tripping alarms and/or shutdown devices.
20P-15: Pressure Swichgage
The 20P-15 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-15 psi.
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20P-30: Pressure Swichgage
The 20P-30 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-30 psi.
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20P-50: Pressure Swichgage
The 20P-50 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-50 psi.
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20P-75: Pressure Swichgage
The 20P-75 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-75 psi.
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20P-100: Pressure Swichgage
The 20P-100 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-100 psi.
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20P-150: Pressure Swichgage
The 20P-150 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-150 psi.
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20P-200: Pressure Swichgage?
The 20P-200 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-200 psi.
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20P-300: Pressure Swichgage
The 20P-300 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-300 psi.
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20P-400: Pressure Swichgage
The 20P-400 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument has a range of 0-400 psi.
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20P7 Lockout Pressure Swichgages
20P7 Lockout Pressure Swichgages? include a lockout button which allows the low limit contact to be by-passed on start-up by keeping the pointer away from the shutdown contact while the engine starts.
20P7-15: Lockout Pressure Swichgage
The 20P7-15 Pressure Swichgage is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-15 psi.
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20P7-30: Lockout Pressure Swichgage
The 20P7-30 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-30 psi.
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20P7-50: Lockout Pressure Swichgage
The 20P7-50 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-50 psi.
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20P7-75: Lockout Pressure Swichgage
The 20P7-75 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-75 psi.
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20P7-100: Lockout Pressure Swichgage
The 20P7-100 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-100 psi.
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20P7-150: Lockout Pressure Swichgage
The 20P7-150 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-150 psi.
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20P7-200: Lockout Pressure Swichgage
The 20P7-200 Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument features a lockout button and has a range of 0-200 psi.
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Murphy model#: 20PW7-75: Water Pressure Swichgage? with Lockout
The 20PW7-75 Water Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument is designed specifically to monitor water pump pressure and features a lockout button and a range of 0-75 psi.
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Murphy model#: 20PW7-150: Water Pressure Swichgage? with Lockout
The 20PW7-150 Water Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument is designed specifically to monitor water pump pressure and features a lockout button and a range of 0-150 psi.
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Murphy model#: 20PW7-300: Water Pressure Swichgage? with Lockout
The 20PW7-300 Water Pressure Swichgage? is a 2" dial, diaphragm-actuated pressure-indicating gage with a built-in electrical limit switch. This dual-scale instrument is designed specifically to monitor water pump pressure and features a lockout button and a range of 0-300 psi.
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20V-20: Vacuum Swichgage?
The 20V-20 Vacuum Swichgage? is a 2" dual-scale dial, diaphragm-actuated vacuum-indicating gage with a built-in electrical switch for tripping alarms and/or shutdown devices. This model has an adjustable range of 0-20 inches of Hg/kPa.
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20V-30: Vacuum Swichgage?
The 20V-30 Vacuum Swichgage? is a 2" dual-scale dial, diaphragm-actuated vacuum-indicating gage with a built-in electrical switch for tripping alarms and/or shutdown devices. This model has an adjustable range of 0-30 inches of Hg/kPa.
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20VWC-30: Air Filter Restriction Swichgage?
The 20VWC-30 Air Filter Restriction Swichgage? is a 2" dual-scale dial, direct reading gage for use with dry air filters. The vacuum is monitored and the Swichgage? gives a visual readout of the filter condition. This model is both an indicating gage and adjustable limit switch that will activate an alarm and/or shutdown equipment. Range is 0-30 inches (0-76 cm) of water restriction.
