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Televac MX7B Cold Cathode Ionization Active Gauge

Televac MX7B Cold Cathode Ionization Active Gauge
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Televac MX7B Cold Cathode Ionization Active Gauge - 1

Operating Range 1x10-8 Torr to 1x10-3 Torr Display OLED Digital Communications RS-485, USB (micro) Analog Output Configurable 0 to 10 V DC Set Point 1 Open collector Calibration Medium Dry air or nitrogen Digital Output Resolution 3 significant digits with exponent Analog Output Resolution 16-bits Accuracy 1x10-7 to 1x10-3 Torr ±30% of reading Analog Output ±10 mV Display Readable Distance 3 m (10 ft) Ordering Information MX7B Active Gauge Part Number NW25 (DN25 ISO-KF) Stainless Steel 2-8940-KF25 Replacement Sensors Part Number NW25 (DN25 ISO-KF) Stainless Steel 2-2171-KF25 D-Sub 6 Conductor Cable (flying leads) 20 ft (6 m) 50 ft (15 m) 100 ft (30 m) The Televac® MX7B Active Gauge utilizes a cleanable 7B Penning magnetron cold cathode. It has a variety of features including a wide range of measurement from 10-8 to 10-3 Torr, RS-485 digital communications, a micro-USB port, two programmable set points, a configurable analog output, and a bright color OLED display. The unit also features 4 capacitive touch controls, making all features accessible through the display. The selection of fittings, simiplicity of use, ease of sensor cleaning, and low cost of the MX7B make it an excellent choice for a variety of vacuum applications and industries. This gauge is designed for use with the MX2A and MX4A active gauges to provide full range vacuum measurement from 10-8 to 10-3 Torr. Applications and Industries D-Sub 15 Conductor Cable (flying leads) 20 ft (6 m) 50 ft (15 m) 100 ft (30 m) Custom lengths Wall Power Supply Part Number • Heat treatment and vacuum furnaces • Thin film deposition and coating processes Visit our website at www.frederickscompany.com for a full list of applications. Name Operating Range Part Number MX2A 1x10-4 to 1000 Torr 2-8910-1XX • Low cost with a compact design and color OLED display • Reliable Penning magnetron cold cathode technology • Easily cleaned for extended sensor lifetime • Excellent customer service and support • Rapid turn-around for calibration and service • Designed and manufactured in the USA • Certified to UL 61010-1 • CE certified to EN 61010-1, EN 61236-1, EN 55011 • Certified to CAN/CSA C22.2 No. 61010-1-12 • EAC certified • RoHS Compliant • IP40 When combined with the MX2A or MX4A, the MX7B will provide full range vacuum measurement from 10-8 to 1000 Torr. This is an optimal solution for heat treat and vacuum furnaces where calibration frequency requirements vary between rough vacuum (MX2A and MX4A) and high vacuum (MX7B) gauges. Visit the Televac website at www.frederickscompany.com for a full list of products.

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Televac MX7B Cold Cathode Ionization Active Gauge - 2

Electrical Connections Materials Exposed to Vacuum Analog Output (Ground) Analog Output (0-10V) RS-485 A(-) RS-485 B(+) $P2 NC SP2 Com SP2 NO SP1 Source SPlOpen Drain Sensor Voltage Control (Ground) Do Not Connect Sensor Voltage Control (+) Do Not Connect Supply Voltage (Ground) Supply Voltage (24V) 1 Analog Output (Ground) 2 RS-485 A (-) 13 Sensor Voltage Control (Ground) 14 Sensor Voltage Control (+) 15 Supply Voltage (Ground) The MX7B has two set points. Set point 1 is an N-Channel 60 V MOSFET open collector. It has a maximum current rating of 1 A. The data sheet can be found here:...

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