Martel T-140 Pressure Calibrator operation

Made easy through the use of a sealed membrane keypad with simple controls

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Laboratory grade accuracy in a rugged, easy-to-use instrument

The Martel T-140 Pressure Calibrator is available in several ranges; 10″ H2O, 200″ H2O, and 30, 100, 300, and 3,000 psi. Operation of this calibrator is made easy through the use of a sealed membrane keypad with simple controls. When combined with a Martel MECP100, MECP500, or MECP10K pump, the T-140 kit makes a great package to handle your pneumatic or hydraulic calibration requirements.

General Features

  • High accuracy gauge and differential capability
  • Rugged, dust tight, water-resistant case
  • Isolated SS sensors on 300 psi and 3,000 psi units
  • Easy to read super-twist LCD
  • Intuitive controls male operation easy, even for infrequent users
  • Powered by a common 9 volt alkaline battery
  • Supplied in a neoprene sleeve; optional carrying case available
Specifications (18 °C to 28 °C unless otherwise noted)
± 10" H2O ±0.1% FS
All other ranges ±0.05% FS
± 10" H2O...0.001" H2O
± 200" H2O...0.01" H2O
30 PSI ...0.001 PSI
100 PSI ...0.01 PSI
300 PSI ...0.01 PSI
3000 PSI ...0.1 PSI
Temperature Stability
±0.01% FS per °C;
0°C to 18°C, and 28°C to 50°C
Maximum Overpressure
Ranges >= 100 PSI 2X
Ranges <= 30 PSI 3X
Standard Engineering Units
PSI, Bar, inH2O, cmH2O
mH2O, ft H2O, mBAR
inHg, mmHg, cmHg, kg/cm2, TORR, ATM, KPa
Media Compatibility
10" inH2O, 200" inH2O, 30 psi, 100 psi ... Clean Dry Air or Gas Only
300 psi, 3000 psi ... All media compatible with 316SS
Operating Temperature-10 °C to +55 °C
Storage-20 °C to +70 °C (-4 °F to +158 °F)
Dimensions5.7" H x 3.5"W x 1.43"D
Input Port(s)1/8" female NPT
Batteryone 9V alkaline battery

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“Industrial Technical Services is a single source Instrumentation and Automation company. We provide certified calibrations, PLC programming, custom controls and Panels”.


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