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Granville-Phillips® 835 Vacuum Quality Monitor System
Model: 835500-U1-1
Granville-Phillips® 835 Vacuum Quality Monitor System
Model: 835500-U1-1

Overview
Overview
The Granville-Phillips® 835500-U1-1 Vacuum Quality Monitor (VQM™) Controller is the world's fastest, lowest power mass spectrometer with full data collection, spectral deconvolution, and data logging at 125 ms for 1-145 amu measurement range.
Technical Specs
- Mass Range1 - 145 amu
- Scan Time85 ms
- Data I/OUSB 2.0, full speed, 12 megabytes/sec
- Trigger In (BNC)50 Ohm, positive TTL edge trigger, 1 ms minimum
- Trigger Out (BNC)50 Ohm, active high, TTL, frame scan, or VQI status
- Analog In (BNC)10K Ohm, 0 - 10 V, 12 bit resolution
- Analog Out (BNC)0 - 5 V with 30 KHz 3 db bandwidth, raw data scan output
- Front Panel LEDsExT TP, USB, Trigger IN, Trigger OUT, Analog IN, Analog OUT
- Operating Temperature0 - 40°C (32 - 104°F)
- Storage Temperature0 - 80°C (32 - 176°F)
- Relative Humidity<90%, non-condensing
- Dimensions17.85x10.49x4.01 cm (7.03 x 4.13 x 1.58 inches) (length x width x height)
- Weight720 g (25 oz)
- ComplianceRoHS and CE Compliant
- TypeMass Spectrometry Controller
- Cable Length1 - 3 meters
- Measurement TechniqueMass Spectrometry
- Response Time50 ms response time for overpressure protection
- Gauge ConnectionRear panel connection to the Gauge
- Input Power PlugDC power jack, 5.5 mm OD, 2.5 mm ID, 11 mm long
- Pressure Module ConnectionRS485 on rear panel
- Power24 VDC, 8 Watts typical, 15 Watts maximum, Controller and MS gauge only, a universal power supply is available, 24 VDC, 75 Watts maximum with optional Total Pressure Module
Technical Specs
- Mass Range1 - 145 amu
- Scan Time85 ms
- Data I/OUSB 2.0, full speed, 12 megabytes/sec
- Trigger In (BNC)50 Ohm, positive TTL edge trigger, 1 ms minimum
- Trigger Out (BNC)50 Ohm, active high, TTL, frame scan, or VQI status
- Analog In (BNC)10K Ohm, 0 - 10 V, 12 bit resolution
- Analog Out (BNC)0 - 5 V with 30 KHz 3 db bandwidth, raw data scan output
- Front Panel LEDsExT TP, USB, Trigger IN, Trigger OUT, Analog IN, Analog OUT
- Operating Temperature0 - 40°C (32 - 104°F)
- Storage Temperature0 - 80°C (32 - 176°F)
- Relative Humidity<90%, non-condensing
- Dimensions17.85x10.49x4.01 cm (7.03 x 4.13 x 1.58 inches) (length x width x height)
- Weight720 g (25 oz)
- ComplianceRoHS and CE Compliant
- TypeMass Spectrometry Controller
- Cable Length1 - 3 meters
- Measurement TechniqueMass Spectrometry
- Response Time50 ms response time for overpressure protection
- Gauge ConnectionRear panel connection to the Gauge
- Input Power PlugDC power jack, 5.5 mm OD, 2.5 mm ID, 11 mm long
- Pressure Module ConnectionRS485 on rear panel
- Power24 VDC, 8 Watts typical, 15 Watts maximum, Controller and MS gauge only, a universal power supply is available, 24 VDC, 75 Watts maximum with optional Total Pressure Module