Televac® MX2A Active Thermocouple Vacuum Gauge (Pirani)

MX2A Thermocouple Active Vacuum Gauge
Download Datasheet

Part Numbers: 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

Compatible With: MX Active Gauge EthernetIP Gateway

Features and Benefits:

  • Low cost vacuum gauge
  • Very compact vacuum gauge
  • Easy-to-read color OLED digital vacuum gauge display
  • Excellent resolution and repeatability convection gauge (Pirani)
  • Superior unit-to-unit performance between vacuum gauges
  • ISO 17025 accredited and NIST traceable calibrations optional
  • Excellent customer support for vacuum gauges

The Televac® MX2A Active Vacuum Gauge (also called a thermocouple vacuum gauge, analog or digital vacuum gauge, or Pirani gauge) utilizes an easily replaceable Televac® 2A thermocouple vacuum gauge. This

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MX2A Thermocouple Active Vacuum Gauge

Product Description
Price
Calibration
Quantity
1/8″ NPT Stainless Steel
1/8″ NPT Stainless Steel
PN: 2-8910-101
$725.00
1/8″ NPT Nickel-Plated Brass
1/8″ NPT Nickel-Plated Brass
PN: 2-8910-110
$580.00
1/2” Straight Stainless Steel
1/2” Straight Stainless Steel
PN: 2-8910-111
$725.00
NW16/KF16 Nickel-Plated Brass
NW16/KF16 Nickel-Plated Brass
PN: 2-8910-116
$685.00
NW16/KF16 Stainless Steel
NW16/KF16 Stainless Steel
PN: 2-8910-130
$730.00
NW25/KF25 Nickel-Plated Brass
NW25/KF25 Nickel-Plated Brass
PN: 2-8910-125
$685.00
NW25/KF25 Stainless Steel
NW25/KF25 Stainless Steel
PN: 2-8910-131
$735.00
NW40/KF40 Stainless Steel
NW40/KF40 Stainless Steel
PN: 2-8910-132
$735.00
CF16/1.33
CF16/1.33" CF-F Stainless Steel
PN: 2-8910-150
$735.00
CF40/2.75
CF40/2.75" CF-F Stainless Steel
PN: 2-8910-152
$740.00

D-Sub 15, 15 Conductor Cables (Flying Leads)

Product Description
Price
Quantity
10′ D-Sub 15, 15 Conductor Cable (Flying Leads)
10′ D-Sub 15, 15 Conductor Cable (Flying Leads)
PN: 2-9858-010
$305.00
20′ D-Sub 15, 15 Conductor Cable (Flying Leads)
20′ D-Sub 15, 15 Conductor Cable (Flying Leads)
PN: 2-9858-020
$390.00
35′ D-Sub 15, 15 Conductor Cable (Flying Leads)
35′ D-Sub 15, 15 Conductor Cable (Flying Leads)
PN: 2-9858-035
$625.00
50′ D-Sub 15, 15 Conductor Cable (Flying Leads)
50′ D-Sub 15, 15 Conductor Cable (Flying Leads)
PN: 2-9858-050
$760.00
65′ D-Sub 15, 15 Conductor Cable (Flying Leads)
65′ D-Sub 15, 15 Conductor Cable (Flying Leads)
PN: 2-9858-065
$885.00
100′ D-Sub 15, 15 Conductor Cable (Flying Leads)
100′ D-Sub 15, 15 Conductor Cable (Flying Leads)
PN: 2-9858-100
$1,355.00

D-Sub 15, 6 Conductor Cables (Flying Leads)

Product Description
Price
Quantity
10’ D-Sub 15, 6 Conductor Cable (Flying Leads)
10’ D-Sub 15, 6 Conductor Cable (Flying Leads)
PN: 2-9857-010
$130.00
20’ D-Sub 15, 6 Conductor Cable (Flying Leads)
20’ D-Sub 15, 6 Conductor Cable (Flying Leads)
PN: 2-9857-020
$155.00
35’ D-Sub 15, 6 Conductor Cable (Flying Leads)
35’ D-Sub 15, 6 Conductor Cable (Flying Leads)
PN: 2-9857-035
$185.00
50’ D-Sub 15, 6 Conductor Cable (Flying Leads)
50’ D-Sub 15, 6 Conductor Cable (Flying Leads)
PN: 2-9857-050
$210.00
65’ D-Sub 15, 6 Conductor Cable (Flying Leads)
65’ D-Sub 15, 6 Conductor Cable (Flying Leads)
PN: 2-9857-065
$245.00
100’ D-Sub 15, 6 Conductor Cable (Flying Leads)
100’ D-Sub 15, 6 Conductor Cable (Flying Leads)
PN: 2-9857-100
$280.00

Wall Power Supply

Product Description
Price
Quantity
100-240 V AC/47-63 Hz, Plug Types A, C, G, I
100-240 V AC/47-63 Hz, Plug Types A, C, G, I
PN: 2-7900-097
$160.00

Replacement Sensors

Product Description
Price
Quantity
1/8” NPT Nickel-Plated Brass
1/8” NPT Nickel-Plated Brass
PN: 2-2100-10
$110.00
1/8” NPT Stainless Steel
1/8” NPT Stainless Steel
PN: 2-2126-001
$245.00
3/8
3/8" (0.375”) Straight NPB
PN: 6-2100-11
$145.00
1/2
1/2" Straight Stainless Steel
PN: 2-2126-011
$245.00
NW16/KF16 Nickel-Plated Brass
NW16/KF16 Nickel-Plated Brass
PN: 2-2100-016
$140.00
NW16/KF16 Stainless Steel
NW16/KF16 Stainless Steel
PN: 2-2126-030
$250.00
NW25/KF25 Nickel-Plated Brass
NW25/KF25 Nickel-Plated Brass
PN: 2-2100-025
$140.00
NW25/KF25 Stainless Steel
NW25/KF25 Stainless Steel
PN: 2-2126-031
$250.00
NW40/KF40 Stainless Steel
NW40/KF40 Stainless Steel
PN: 2-2126-032
$260.00
8-VCO Male Stainless Steel
8-VCO Male Stainless Steel
PN: 2-2126-040
$260.00
8-VCO Female Stainless Steel
8-VCO Female Stainless Steel
PN: 2-2126-041
$260.00
8-VCR Male Stainless Steel
8-VCR Male Stainless Steel
PN: 2-2126-042
$260.00
8-VCR Female Stainless Steel
8-VCR Female Stainless Steel
PN: 2-2126-043
$260.00
4-VCR Male Stainless Steel
4-VCR Male Stainless Steel
PN: 2-2126-044
$260.00
4-VCR Female Stainless Steel
4-VCR Female Stainless Steel
PN: 2-2126-045
$260.00
CF16/1.33
CF16/1.33" CF-F Stainless Steel
PN: 2-2126-050
$260.00
CF40/2.75
CF40/2.75" CF-F Stainless Steel
PN: 2-2126-052
$265.00

Specifications

Operating Range 1*10-4 Torr to 1000 Torr
Communications RS-485
Analog Output 7 selectable 0 V DC to 10 V DC
Programmable Set Points 2
Set Point 1 Open collector
Set Point 2 Relay
Supply Voltage 22 V DC 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
Bakeout Temperature  
Brass (PN: 2-8910-110) 100 °C (electronics removed)
Stainless Steel (PN: All Others) 200 °C (electronics removed)
Response Time ≤2 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 1 Torr ±10% of reading
1 Torr to 100 Torr ±30 of reading (vertical mount)
100 Torr to 1000 Torr ±10% of reading (vertical mount)
Analog Output ±10 mV
Graph of the analog output behavior for the Televac® Thermocouple Active Vacuum Gauge.
Pin Description
1 Analog Out (Ground)
2 RS-485 A (-)
3 SP2 NC
4 SP2 NO
5 SP1 Open Drain
6 Floating
7 Floating
8 Supply Voltage (0 to 10) V
9 Analog Out (0 to 10) V
10 RS-485 B (+)
11 SP2 Com
12 SP1 Source
13 Floating
14 Floating
15 Supply Voltage (-)
Diagram of the electrical connections (pinout) for the Televac® MX2A Thermocouple Active Vacuum Gauge.
*0S1<CR> Read vacuum measurement
*0R1<CR> Read units of measurement
*0R2<CR> Read SP1L and SP1H

Assume address 0

Full list of commands is available in the instruction manual.

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 datasheet can be found at www.vishay.com/en/product/69958.

Set point 2 is a relay with a maximum switching voltage of 220 V DC (250 V AC) and a maximum switching current of 2 A. The datasheet can be found at www.te.com/catalog/pn/en/1393788-3.

MX2A PN: -110, -116, -125 MX2A PN: All Others
Nickel Nickel
Glass Glass
Gold Gold
Tophet Tophet
Cupron Cupron
Solder Stainless Steel
Housing Aluminum
Electrical Connections D-Sub 15-pin male
Weight with Sensor (typical) 345 g (0.76 lbs)
Weight without Sensor 181 g (0.40 lbs)
Dimensional drawing of the Televac® MX2A Thermocouple Active Vacuum Gauge.
Certified to CAN/CSA C22.2 No. 61010-1-12
CE certified to EN 61010-1, EN 61236-1, EN 55011
RoHS compliant
IP40
EAC certified
ISO 17025 accredited calibration optional
NIST traceable calibration optional

3D Model

Download STEP File

Part Number Description STEP File
2-8910-101 MX2A 1/8″ NPT Stainless Steel Download
2-8910-110 MX2A 1/8″ NPT Nickel-Plated Brass Download
2-8910-116 MX2A NW16/KF16 Nickel-Plated Brass Download
2-8910-130 MX2A NW16/KF16 Stainless Steel Download

MX2A Thermocouple Active Vacuum
Gauge Quantity Discounts

Quantity Discount
1 List
5 2%
10 5%
15 7%
20 10%
25 13%
30+ 15%

D-Sub 15 Cable Quantity Discounts

Quantity Discount
1 List
50 5%
75 10%
100+ 15%