Measurement range (Air, O2, CO, N2) | 5 x 10-10 to 1000 mbar (3.8 x 10-10 to 760 Torr) | ||||
Accuracy | 10-8 to 10-2 mbar/Torr – ±15% of reading | ||||
Repeatability | 10-8 to 10-2 mbar/Torr – ±5% of reading | ||||
Degas | p < 7.2 x 10-6 mbar – electron bombardment, max. 3 min | ||||
Pressure, maximum | 2 bar absolute | ||||
Temperature | Operation (ambient) | Storage | Bakeout at flange w/extension | Bakeout at flange wo/extension | Bakeout w/electroncs removed |
0 to 50 °C | –20 to +70 °C | 150 °C | 80 °C | 150 °C | |
Supply voltage | 20 to 28 VDC, 1.4 A on startup for 200 msec, 0.8 A operating | ||||
Output signal | analog 0 to 10 V | ||||
Measurement range | 0.774 to 10.0 V | ||||
Voltage vs. pressure | 0.75 V/decade | ||||
Error signal | 0.3/0.5 V | ||||
Minimum loaded impedance | 10 kΩ | ||||
Communications interface | RS-232C | ||||
Electrical connection | D-sub, 15 pin, male | ||||
Maximum cable length | 100 m (330 ft) | ||||
Materials exposed to vacuum | Yt2O3, Ir, Pt, Mo, Cu, W, NiFe, NiCr, stainless steel, glass | ||||
Internal volume KF/CF | 24 cm3 (1.46 in3)/34 cm3 (2.1 in3) | ||||
Weight KF/CF | 285 g/550 g | ||||
Protection type | IP30 | ||||
Setpoint relays (1) for FRG-730 | Range | Relay Contact | Hysteresis | Contact rating | |
1 x 10-9 to 100 mbar | n.o., potential free | 10 % of reading | 30 V/0.5 A DC | ||
Profibus option | |||||
Baud rates | 9.6/19.2/93.75/187.5/500 kBaud; 1.5/12 mBaud | ||||
Address | 2 switches (address 00 – 127) or network programmable | ||||
Digital functions | Read pressure, select units (Torr, mbar, Pa); degas function, Pirani full scale adjust; monitor gauge status; safe state allows definition of behavior in case of error; detailed alarm and warning information | ||||
Analog functions | 0 to 10 V analog output pressure indication; two setpoint relays A + B | ||||
Setpoint relays (2) | Range | Relay Contact | Hysteresis | Contact rating | |
1 x 10-9 to 100 mbar | n.o., potential free | 10 % of reading | 60 V/0.5 A DC | ||
Connector for Profibus DP | D-sub, 9 pin, female |