Pfeiffer Compact FullRange™ Gauge PKR 251 Active Pirani Cold Cathode Transmitter KF40 Inlet Flange (Pfeiffer Part Number PTR26001)
These Pfeiffer PKR 251 Compact FullRange™ Pirani/Cold Cathode Gauges provide measurable vacuum pressure in the range 100 to 5x10-9 Torr. The vacuum pressure can be displayed via a DCU or TCP 350 turbopump controller or via the TPG 261, 262, or 256 Active Gauge controllers. They have a DN 25 ISO-KF 25 connection flange. If integrated into an OEM system they require 15 to 30 VDC power input and produce a linear 0-10 VDC analog output signal. They include over-range, under-range, sensor ID, and sensor error indication. These PKR251 compact full range gauges are FPM sealed and are qualified for a high 150°C bakeout temperature. This pricing is for the Pfeiffer SingleGauge™ PKR 251 Active Gauge only. All Pfeiffer controllers and signal cables sold seperately on this website. For complete operating instructions scroll down to (AVAILABLE DOWNLOADS) below and download the PDF's. Pfeiffer Part Number PTR26001.
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