The Agilent PVG-500 / 500S(tungsten) / 502S(nickel) series of Pirani gauges provides the ultimate combination of state-of-art technology and ruggedness within a compact design. The PVG-500 series utilizes the most advanced digital Pirani technology combined with a stainless steel sensor design to meet the various needs of the market today.
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Measurement range (Air, O2, CO, N2) |
5 x 10-4 to 1000 mbar (3.75 x 10-4 to 750 Torr) | ||||||
| Accuracy (N2) | Units | ||||||
| % of reading | + 15% | 1 x 10-3 to 100 mbar (1 x 10-3 to 75 Torr) | |||||
| + 50% | 5 x 10-4 to 1 x 10-3 mbar (3.75 x 10-4 to 1 x 10-3 Torr) | ||||||
| + 50% | 100 to 1000 mbar (75 to 750 Torr) | ||||||
| Repeatability (Air) | 1 x 10-3 to 100 mbar (1 x 10-3 to 75 Torr) – % of reading +2% | ||||||
| Output signal (measurement signal) | Voltage range | Measurement range | |||||
| 0 to 10.3 V | 1.9 to 10.0 V | ||||||
| Voltage vs. pressure | 1.286 V/decade, logarithmic | ||||||
| Error signal | 0 to 0.5 V (filament rupture) | ||||||
| Minimum loaded impedance | 10 kΩ, short-circuit proof | ||||||
| Response time | 80 ms | ||||||
| Adjustment | One tactile switch for both ATM and HV adjustment | ||||||
| Identification gauge | 27 kΩ, referenced to supply common | ||||||
| Setpoint (2) | PVG-500 | PVG-500S, PVG-502S | |||||
| Setting range | None | 2 x 10-3 to 500 mbar (1.5 x 10-3 to 375 Torr) | |||||
| Hysteresis | 10% above lower threshold % of reading | ||||||
| Relay contact | 30 VDC / 0.5 ADC floating | ||||||
| Switching time | <20 ms | ||||||
| Supply voltage | At gauge | Ripple | Power consumption | ||||
| 14 to 30 VDC | ≤1 Vpp | ≤1 W | |||||
| Electrical connection | FCC 68/RJ45 appliance connector, 8 poles, male | ||||||
| Sensor cable | 8 poles plus shielding | ||||||
| Cable length | ≤ 100 meter (330 ft) | ||||||
| Materials exposed to vacuum | Glass, Ni, NiFe, tungsten (tungsten version) | ||||||
| Admissible temperature | Operation | Storage | Vacuum Connection | ||||
| 5 to 60 °C | –20 to +65 °C | 80 °C | |||||
Outline Drawing

| Description | Part Number |
| PVG-500 Pirani, KF16 | PVG500KF16 |
| PVG-500 Pirani tungsten filament with setpoints, KF16 | PVG500KF16S |
| PVG-502 Pirani nickel filament with setpoints, KF16 for corrosive applications | PVG502KF16S |
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Accessories |
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| PVG-500 Replacement sensor (tungsten) recommended for most applications | PVG500KF16RS |
| PVG-502 Replacement sensor (nickel) recommended for corrosive applications | PVG502KF16RS |
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