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Martel Calibrators
Martel Calibrators offers a diversified line of hand held and bench calibrators, process instruments, process indicators, and power supplies manufactured to the highest quality standards for the process industry and OEM applications.

About Martel Calibrators
Throughout our growth, we have maintained our small business, customer-oriented approach in all phases of product development, manufacturing, quality control and after sales service.

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Bench Calibrators

M2000A Lab Calibrator

The lab calibrator features the accuracy and stability of calibration sources costing twice as much, and provides useful features no other calibrator offers in its class! Despite its world-class performance and powerful operating features.

Lab Calibrator Flash Demo
M2000A Calibrator Datasheet

3001 Precision Calibrator

The Precision Calibrator provides voltage, current, thermocouple, rtd and pressure channel with a second isolated measurement channel for a single laboratory calibration instrument.

Millennium 3001 Calibrator Datasheet

Calibration Pumps

MECP10K Hydraulic Pump

The Hydraulic Hand Pump is designed to be a simple to use pressure source for calibrating process control instrumentation.

Hydraulic Hand Pump Datasheet
MECP10K Priming Procedure

MECP100 Pneumatic Pump

The Pneumatic Hand Pump is a compact, lightweight, portable hand-operated pressure and vacuum pump.

Pneumatic Hand Pump Datasheet

MECP500 Pressure Pump

The Pressure Hand Pump provides a pneumatic pressure source vacuum to 600 psi. The pressure pump is completely assembled and ready to connect to the pressure device to be calibrated.

Pressure Pump Datasheet

Current Calibrators

LC-100 Current Loop Calibrator

The Current Loop Calibrator an accuracy of 0.015% and a 0.001 mA resolution. The loop calibrator can simulate, power, and measure two-wire transmitters.

Loop Calibrator Flash Demo
Current Loop Calibrator Datasheet
Loop Calibrator Quick Start Guide
Loop Calibrator Comparison

MS-420 Loop Calibrator

The Loop Calibrator is a multi-purpose process loop tool that offers high accuracy in an ultra-small, rugged package.

Loop Calibrator Datasheet

Gauge Calibrators

BetaGauge 311A Advanced Pressure Calibrator

The BetaGauge 311A Advanced Pressure Calibrator is a general purpose, high accuracy pressure calibrator with special features intended to facilitate calibration of mass flow computers.

Pressure Calibrator Datasheet

DPC-30 Digital Pressure Gauge

The digital pressure calibrator is a highly accurate, digital calibrator for pneumatic field instrumentation, including valve actuators, P/I transmitters, controllers, gauges, switches, and recorders.

Digital Test Gauge Datasheet

BetaGauge II Modular Pressure Calibrator

The Modular Pressure Calibrator has a typical pressure accuracy of 0.025% fullscale and an electrical accuracy of ±0.01%.

Modular Calibrator Datasheet

BetaGauge PI PRO Pressure Calibration Gauge

The pressure calibration gauge combines the accuracy of digital technology with the simplicity of an analog gauge, and achieves performance, ease-of-use, and rich feature set.

CSA Intrinsicaly Safe Certificate
Pressure Calibration Gauge Datasheet
Pressure Calibrator Product Comparison
Pressure Ranges & Resolutions

BetaGauge 301 Single Sensor Pressure Calibrator

The BetaGauge 301 Single Sensor Pressure Calibrator is a general purpose value oriented pressure calibrator.

Single Sensor Pressure Calibrator Datasheet

Multifunction Calibrators

DMC-1400 Documenting Calibrator

The DMC-1400 Documenting Multi Function Process Calibrator fully documents all calibrations associated with fixed installation and laboratory instruments.

Documenting Calibrator Video
Documenting Calibrator Datasheet

HART Communicator

The MasterCal 990 Hart Communicator is a precision, multi-function documenting calibrator that will calibrate virtually any process instrument you have - thermocouples, RTDs, Ohms, Voltage, current, pressure, and frequency.

Pressure Modules Guide
HART Communicator Datasheet

MC-1200 Multifunction Calibrator

The MC-1200 Multifunction Calibrator provides the functions and accuracy associated with fixed-installations, laboratory instruments, and has everything needed for virtually any calibration task.

Multifunction Calibrator Flash Demo
Calibrator Quick Start Guides
Multifunction Calibrator Data Sheet

MC-1000 Process Calibrator

The MC-1000 Process Calibrator provides high accuracy calibration, common DMM functions including read and source thermocouples, RTDs, Ohms, current, pressure, frequency and test continuity.

Process Calibration Flash Demo
Process Calibrator Datasheet
Calibrator Comparison Guide

Power Supplies

MECP 24-1000 Linear Power Supply

A cost effective 24 Volt linear power supply that provides 24 Volt power to drive up to fifty (50) 4 to 20 mA process current loops, or power transducers, display devices, and other process instruments.

Linear Power Supply Specification

MECPS Loop Power Supply

The Loop Power Supply is compact and may be used to power various DC operated peripherals and input/output modules.

Loop Power Supply Datasheet

Process Power Pack

The Process Power Pack is designed to drive up to eight 4 to 20 mA process loops.

Process Power Pack Specification

Precision Thermometers

BetaProbe TI Digital Precision Thermometer

A single BetaProbe TI high precision digital thermometer can replace many liquid-in-glass (l-i-g) thermometers. It can also serve as a reference standard for other types of digital or analog temperature indicators.

Precision Thermometers Datasheet

Pressure Calibrators

DPC-30 Digital Pressure Calibrator

Digital Pressure Calibrator Datasheet

BetaGauge 330 Handheld Pressure Calibrator

High Performance Pressure Calibrator with Integrated Electric Pump.

HandHeld Pressure Calibrator Datasheet

BetaPort-P Pressure Calibrator Modules

The Pressure Modules offers 25 standard pressure modules, covering gauge, vacuum, absolute, compound, and differential measurements.

Beta Module Datasheet

T-140 Pressure Manometer

The pressure manometer is designed to give technicians the laboratory-grade accuracy in a rugged, easy-to-use instrument.

Pressure Manometer Datasheet

BetaGauge 321A Temperature Pressure Calibrator

The temperature pressure calibrator provides pressure measurement flexibility over any competitive unit.

Pressure Calibrator Modules
Temperature Pressure Calibration Datasheet
Temperature Pressure Comparison
Pressure Calibrator Quickstart Guide

Process Power Displays

LPM-420 Loop Panel Meter

The Loop Panel Meter is an easy to install, loop powered panel meter offering accuracy of 0.05% FSR, above average stability, and an operating temperature range of -20°C to 65°C.

Loop Panel Meter Specifications

LPM 4200 Loop Process Indicator

The large digit loop powered process indicators is designed for areas where a local readout of a particular process variable is required and ease of viewing is important.

Loop Power Indicator Specifications

Temperature Calibrators

PTC-8001 RTD Calibrators

The RTD Calibrator can handle all of your temperature calibration needs in a truly rugged, low-cost package.

RTD Calibrator Datasheet
RTD Calibrator Comparison Guide

TC-100 Thermocouple Calibrator

The Thermocouple Calibrator provides high accuracy and measurement of ten common thermocouples, as well as mV.

Thermocouple Calibrator Flash Demo
Thermocouple Calibrator Datasheet
Thermocouple Calibrator Comparison
Thermocouple Quick Start Guide

Voltage Calibrators

IVC-222HPII Voltage Current Calibrator

The Voltage Current Calibrator is a general purpose current and voltage source that can be used in engineering, manufacturing, test, and process control application.