Not recommended for new designs.
Replaced by Televac MX4A Convection Active Gauge PN 2-8930-XX
2-7930-XYY
The Televac MP4AR Active Gauge utilizes an easily replaceable Televac 4A convection vacuum sensor. It has a variety of features including a wide range of measurement from 1*10-3 Torr up to 990 Torr, a programmable set point, a factory settable analog output, and an LED display. The extensive selection of fittings, simplicity of use, ease of sensor replacement, and competitive cost make this unit an excellent choice for a variety of vacuum applications.
Televac MP4AR Features
- Competitively priced
- Very compact design
- Excellent resolution and repeatability
- Superior unit-to-unit performance
- Easy sensor replacement
- Excellent customer support
| Operating Range | 1*10-3 Torr to 20 Torr |
| Communications | N/A |
| Analog Output | 0 V to 10 V DC linear |
| Programmable Set Points | 1 |
| Set Point Type | Relay |
| Supply Voltage | 24 V DC |
| Maximum Power | 2.4 W |
| Calibration Medium | Dry air or nitrogen |
| Overpressure | 150 psi |
| Operating Temperature | 0 °C to 50 °C |
| Storage Temperature | -20 °C to 60 °C |
| Bakeout Temperature | |
| Brass (P/N: 2-8910-110) | 100 °C (electronics removed) |
| Stainless (P/N: All Others | 200 °C (electronics removed) |
| Response Time | ≤1 s |
| Display Readable Distance | ≤3 m (10 ft) |
| Accuracy | |
| 0.1 mTorr to 1 mTorr | 0.1 mTorr resolution |
| 1 mTorr to 10 mTorr | ±1 mTorr |
| 10 mTorr to 1000 Torr | ±10% of reading |
| Analog Output | ±5 mV |
| Output X | 1 Log, 2 Linear |
| MP4AR with 1/8” NPT Stainless Steel | 2-7930-X01 |
| MP4AR with 1/8” NPT Brass | 2-7930-X10 |
| MP4AR with 1/2” Straight Stainless Steel | 2-7930-X11 |
| MP4AR with NW16 (DN16 ISO-KF) Stainless Steel | 2-7930-X30 |
| MP4AR with NW25 (DN25 ISO-KF) Stainless Steel | 2-7930-X31 |
| MP4AR with NW40 (DN40 ISO-KF) Stainless Steel | 2-7930-X32 |
| MP4AR with 1.33” CF (DN16 ISO-CF-F) Stainless Steel | 2-7930-X50 |
| MP4AR with 2.75” CF (DN40 ISO-CF-F) Stainless Steel | 2-7930-X52 |
MX4A Active Gauge – The MX4A utilizes an easily replaceable Televac 4A convection vacuum sensor. It has a variety of features including a wide range of measurement from 1 × 10-4 Torr up to 1000 Torr, RS-485 communications, two programmable set points, and a selectable analog output. The bright OLED display makes it easy to read from a distance. Options can be set from four capacitive touch controls located on the top of the unit or through RS-485 communications. The extensive selection of fittings, simplicity of use, ease of sensor replacement, and competitive cost make this unit an excellent choice for a variety of vacuum applications.
| Freeze drying and food packaging | |
| Cryogenics | |
| Load-lock | |
| Semiconductor | |
| Heat treating and vacuum furnaces | |
| Thin film deposition and coating processes | |
| Pharmaceutical product processes |