Vacuum Gauge Controller

VGC1000

Ultra High Precision Vacuum Gauge Controller

Features

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)
• Weight: 2.24 kg

Compliant:

• IEC 61000

 

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Download VGC1000 Datasheet