2-8910-125

MX2A Active Thermocouple Vacuum Gauge Part Number: 2-8910-1XX Operating Specifications 1 Operating Range Communications Analog Output Programmable Set Points Set Point 1 Set Point 2 Supply Voltage Maximum Power Calibration Medium Overpressure Digital Output Resolution Analog Output Resolution Operating Temperature Storage Temperature Bakeout Temperature Brass (P/N: 2-8910-110) Stainless (P/N: All Others) Response Time Accuracy 0.1 mTorr to 1 mTorr 1 mTorr to 10 mTorr 10 mTorr to 1 Torr 1 Torr to 100 Torr 100 Torr to 1000 Torr Analog Output Display Readable Distance Description 10-4 Torr 1x to 1000 Torr RS-485 7 selectable 0 V DC to 10 V DC 2 Open collector Relay +22 V DC to +26 V DC 8W Dry air or nitrogen 150 psi 2 significant digits with exponent 16 bits 0 °C to 50 °C -20 °C to 60 °C 100 °C (electronics removed) 200 °C (electronics removed) ≤2s 0.1 mTorr resolution ±1 mTorr ±10% of reading ±30% of reading (vertical mount) ±10% of reading (vertical mount) ±10 mV 3 m (10 ft) The MX2A Active Gauge utilizes an easily replaceable (no screws) Televac 2A thermocouple vacuum sensor. It has a variety of features including a wide range of measurement from 1 x 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. Applications Heat treatment and vacuum furnaces Thin film deposition and coating processes Cryogenics Pharmaceutical product processes • • • • Visit the Televac website at www.frederickscompany.com for a full list of applications. Analog Output Behavior Physical Characteristics Housing Electrical Connections Weight with Sensor (typical) Weight without Sensor Dimensions Aluminum D-Sub 15-pin male 345 g (0.76 lbs) 186 g (0.41 lbs) See dimensional drawings Sample RS-485 Commands (assume address 0) 2 *0R1 *0R2 *0W10001 *0W10002 *0W10003 *0W2XXXXXXXX *0S1 Read units Read SP1L and SP1H Set units to Pascal Set units to Torr Set units to Millibar Set SP1 low and high values Read vacuum Benefits • • • • • • Simple sensor replacement - no screws to remove Competitively priced Compact design with an easy to read color OLED display Excellent resolution and accuracy of measurements Superior unit to unit performance Excellent customer support 1 See the Televac website at www.frederickscompany.com for a list of definitions for terms. All test data was acquired at 23 °C. www.frederickscompany.com Ratings and Compliance • Certified to CAN/CSA C22.2 No. 61010-1-12 • CE certified to EN 61010-1, EN 61236-1, EN 55011 • RoHS • IP40 • EAC certified 2 See the MX2A Instruction Manual for RS-485 command descriptions and setup instructions. sales@frederickscompany.com +1 215 947 2500 mx2a_ds rev K page 1/2 MX2A Active Thermocouple Vacuum Gauge Part Number: 2-8910-1XX Electrical Connections Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Dimensional Drawings Description Analog Out (Ground) RS-485 A (-) SP2 NC SP2 NO SP1 Open Drain Floating Floating Supply Voltage (+) Analog Out (0 to 10) V RS-485 B (+) SP2 Com SP1 Source Floating Floating Supply Voltage (-) Materials Exposed to Vacuum MX2A PN: 2-8910-110, -116, -125 Nickel Glass Gold Tophet Cupron Solder MX2A P/N: All Others Nickel Glass Gold Tophet Cupron Stainless Steel Set Points The MX2A 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 at www.vishay.com/docs/69958/si2308bd.pdf. Set point 2 is a relay with a maximum switching voltage of 220 V DC (250 V AC) and a maximum switching current of 2A. The data sheet can be found at www.te.com/catalog/pn/en/1393788-3. Related Products and Replacement Sensors 2A Nickel Plated Brass Sensor 1/8” NPT NW16 (DN16 ISO-KF) NW25 (DN25 ISO-KF) Part Number 2-2100-10 2-2100-016 2-2100-025 2A Stainless Steel Sensor 1/8” NPT 1/2” Straight NW16 (DN16 ISO-KF) NW25 (DN25 ISO-KF) NW40 (DN40 ISO-KF) 1.33” CF (DN16 ISO-CF-F) 2.75” CF (DN40 ISO-CF-F) Part Number 2-2126-01 2-2126-11 2-2126-30 2-2126-31 2-2126-32 2-2126-50 2-2126-52 Ordering Information MX2A 1/8” NPT Stainless Steel 1/8” NPT Nickel Plated Brass 1/2” Straight Stainless Steel NW16 (DN16 ISO-KF) Nickel Plated Brass NW16 (DN16 ISO-KF) Stainless Steel NW25 (DN25 ISO-KF) Nickel Plated Brass NW25 (DN25 ISO-KF) Stainless Steel NW40 (DN40 ISO-KF) Stainless Steel 1.33” CF (DN16 ISO-CF-F) Stainless Steel 2.75” CF (DN40 ISO-CF-F) Stainless Steel VCR and VCO available upon request Part Number 2-8910-101 2-8910-110 2-8910-111 2-8910-116 2-8910-130 2-8910-125 2-8910-131 2-8910-132 2-8910-150 2-8910-152 D-Sub 6 Conductor Cable (flying leads) 20 ft (6 m) 50 ft (15 m) 100 ft (30 m) Part Number 2-9857-020 2-9857-050 2-9857-100 D-Sub 15 Conductor Cable (flying leads) 20 ft (6 m) 50 ft (15 m) 100 ft (30 m) Part Number 2-9858-020 2-9858-050 2-9858-100 Wall Power Supply 100-240 V AC/47-63 Hz, plug types A, C, G, I Part Number 2-7900-097 Contact Us Televac - The Fredericks Company 2400 Philmont Avenue Huntingdon Valley, PA 19006 MP7ER Active Gauge - This gauge measures high vacuum from 1x10-8 Torr up to 1x10-2 Torr. Combining it with the MX2A provides a full range (ATM to UHV) active gauge measurement solution. Visit the Televac website at www.frederickscompany.com for a full list of products. www.frederickscompany.com tel: +1 215 947 2500 email: sales@frederickscompany.com web: www.frederickscompany.com Disclaimer: Specifications subject to change without notice. The Fredericks Company assumes no responsibility for inaccuracies in product specifications or any liability arising from product use. © 2020 The Fredericks Company sales@frederickscompany.com +1 215 947 2500 mx2a_ds rev K page 2/2