Televac MX4A Convection

2-8930-1XX

The Televac MX4A 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 × 10-4 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.

 

The Televac MX4A Features

  • Competitively priced
  • Very compact design
  • Easy-to-read color OLED display
  • Excellent resolution and repeatability
  • Superior unit-to-unit performance
  • Excellent customer support
  • Designed and manufactured in the United States of America
Operating Range 1 × 10-4 Torr to 1000 Torr
Communications RS-485
Analog Output 7 selectable 0 V to 10 V
Programmable Set Points 2
Set Point 1 Open collector
Set Point 2 Relay
Supply Voltage 22 V to 26 V DC
Maximum Power 8 W
Calibration Medium Dry air or nitrogen
Overpressure 150 psi
Digital Output Resolution 2 significant digits with exponent
Analog Output Resolution 16 bits
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 10 Torr ±10% of reading
Analog Output ±5 mV

Analog Output Behavior

MX4A Active Gauge Part Number
1/8” NPT Stainless Steel 2-8930-101
1/8” NPT Nickel Plated Brass 2-8930-110
1/2” Straight Stainless Steel 2-8930-111
NW16 (DN16 ISO-KF) Nickel Plated Brass 2-8930-116
NW16 (DN16 ISO-KF) Stainless Steel 2-8930-130
NW25 (DN25 ISO-KF) Nickel Plated Brass 2-8930-125
NW25 (DN25 ISO-KF) Stainless Steel 2-8930-131
NW40 (DN40 ISO-KF) Stainless Steel 2-8930-132
1.33” CF (DN16 ISO-CF-F) Stainless Steel 2-8930-150
2.75” CF (DN40 ISO-CF-F) Stainless Steel 2-8930-152
VCR and VCO available upon request
D-Sub 6 Conductor Cable (flying leads) Part Number
20 ft (6 m) 2-9857-020
50 ft (15 m) 2-9857-050
100 ft (30 m) 2-9857-100
D-Sub 15 Conductor Cable (flying leads) Part Number
20 ft (6 m) 2-9858-020
50 ft (15 m) 2-9858-050
100 ft (30 m) 2-9858-100
Wall Power Supply Part Number
100-240 V AC/47-63 Hz, plug types A, C, G, I 2-7900-097

CC-10 Active Vacuum Gauge – This gauge utilizes dual-sensor technology to replace multiple conventional vacuum gauges, permitting seamless measurement of twelve decades of pressure. It has a variety of features including a wide range of measurement from 1 × 10-9 Torr up to 1000 Torr, RS-485 communications, three programmable set points, and a selectable analog output. The bright LED display makes it easy to read from a distance. Options can be set from either four touch controls located on the front of the unit or through RS-485 communications. The simplicity of use and wide measurement range make this unit an excellent choice for a variety of vacuum applications.

MP7ER Active Gauge – This gauge measures high vacuum from 1 × 10-8 Torr up to 1 × 10-2 Torr utilizing a double inverted magnetron sensor. It has a linear or logarithmic 0 F to 10 V analog output with a relay set point and an LED display of pressure.



Freeze drying and food packaging
Cryogenics
Load-lock
Semiconductor
Heat treating and vacuum furnaces
Thin film deposition and coating processes
Pharmaceutical product processes