The Volotek VGC1000 is a high precision and user-friendly Vacuum Gauge Controller designed to provide reliable wide range pressure measurements with auto range display. Its low noise Electrometer delivers accurate Ultra High Vacuum readings (10-16 bar).
All controls are accessible locally from the front panel or remotely via either Profibus, RS232/485 or Ethernet interface.
Pressure readings as low as 10-16 bar
Bayard-Alpert gauges compatible
Wide range of measurements
1 fA Electrometer sensitivity
Highly reliable measurements
User-friendly LCD display and interface
Local and Remote operation
Profibus DP interface
Optional Ethernet and WiFi communication
Optional RS232 or RS485 interface
Modular design, field upgradeable
Available in rackmount or desktop
Compatible with other gauges
Electrical Specifications:
Electron emission current
Range 0.2 mA to 10 mA. Electronically controlled
Accuracy ±1 % of setting
Grid (measurement mode)
Range +150 to 200VDC adjustable
Accuracy ±1 % of setting
Filament
With transformer box
Voltage 220 VAC, 50W controllable
Accuracy ±2 % of setting
Bias voltage 50V (measure) or 5V (degassing), ±1%. User programmable.
Degas
Mode Electron bombardment
Time 1 to 34 min., adjust. in 1 min. steps
Grid voltage 600 VDC. User programmable
Emission current 10 to 70 mA
Display Approximate pressure, degas power and remaining time
Electrometer
Accuracy 5 % full scale
Repeatability 2% full scale
Analog output 0 ….. 10V
Analog output shift 0 ….. 10V
Resolution 12-bits
Connector Triaxial BNC
Sensitivity 1 fA
General:
Interfaces:
Profibus DP (EN 50170/IEC 61158) from 9.6 kbps up to 12Mbps
RS-232, RS-485, Ethernet and/or WiFi fully web-enable (as an options)
Power:
230 VAC ± 10%, 47 to 63 Hz, 150 W. EN60320/C13 power inlets; (110 VAC available on request)
Operating temperature:
10 °C to 40 °C
Dimensions:
3U, 1/3 19” frame, 145mm x 120mm x 250mm (WxHxD) (IEC 60297)
