MKS 971B UniMag™ Cold Cathode Vacuum Pressure Transducers
Absolute Measurement Range: 1 x 10-8 Torr to 5 x 10-3 Torr
Description
Specifications
| Type | Vacuum Transducer |
| Sensor |
Cold Cathode
|
| Digital Communication | RS485 or RS232 |
| Absolute Measurement Range | 1 x 10-8 Torr to 5 x 10-3 Torr |
| Display | Touch-screen (optional) |
| Seal Material | Viton |
| Enclosure | tandard or IP56 |
| Electrical Connector | 15-pin, High Density, D-sub male |
| Analog Output | 0.5 VDC per decade |
| Power Requirements | 9-30 VDC, 2 W |
| Internal Volume | 21 cc |
| Exposed Materials | 304 and 403 stainless steel, Viton®, Cu-Ni and Ag-Cu alloy, ceramic, titanium |
| Relays | 0 or 3 |
| Relay Contact Rating | 1 A @ 30VAC/DC, resistive |
| Electronic Casing and Flange | 304 stainless steel |
| Calibration Gas |
Nitrogen
|
| Set Point Range |
1 x 10-8 Torr to 5 x 10-3 Torr
|
| Operating Temperature |
0-40°C (32-104°F)
|
| Maximum Bakeout Temperature |
85°C (185°F), non-operating
|
| Weight |
12.7 oz (360 g)
|
| Compliance |
CE
|
| Installation Orientation |
Any
|
| Overpressure Limit |
1500 Torr
|
| Repeatability |
5 x 10-8 Torr to 10-3 ± 30% of reading
|
| Accuracy |
5 x 10-8 Torr to 10-3 ± 30% of reading
|
| Digital Controls |
Pressure units, baud rate, address, factory default, user tag, RS485 test, gas correction; set point functions: value, hysteresis, direction, HV enable, protect, control set point, gas type
|
| Digital Status |
Pressure reading and units, set point, transducer temperature, user tag, model, device type, serial number, firmware and hardware versions |



