Product Description

INFICON PSG500 Pirani Standard Gauge

The INFICON PSG500 Pirani Standard Gauge provides reliable pressure measurement in the rough and medium vacuum range, utilizing proven Pirani sensor technology with a durable tungsten filament. It offers a cost-effective solution for monitoring pressures from 1000 down to 1 x 10⁻⁴ mbar. Designed for easy system integration, it features a rugged construction and a logarithmic analog output signal, making it suitable for various vacuum applications demanding accuracy and stability.

Technical Specifications:

Measurement Principle: Pirani (Tungsten filament)
Measurement Range: 1 x 10⁻⁴ … 1000 mbar (7.5 x 10⁻⁵ … 750 Torr)
Accuracy (N₂): 1 x 10⁻³ to 100 mbar: ±15% of reading; Outside this range: Factor of 2
Repeatability (N₂): 5 x 10⁻³ to 100 mbar: ±5% of reading
Output Signal: 1.818 … 8.56 V (logarithmic, default)
Supply Voltage: 15 … 30 VDC
Power Consumption: max. 1 W
Operating Temperature: +5 … +60 °C (+41 … +140 °F)
Materials Exposed to Vacuum: Tungsten, Stainless Steel (1.4307), Nickel, Glass
Available Flanges: DN 16 ISO-KF, DN 25 ISO-KF, 1/8 in. NPT male (others available in PSG5xx series)
Response Time: < 80 ms
Maximum Overpressure: 10 bar absolute (145 psia)
Electrical Connection: FCC68 / RJ45, 8-pin, shielded