Process Calibrator Extech PRC30

Precision Current & Voltage & Thermocouple Source/Measure Calibrator

The PRC30 is a Multifunction Process Calibrator. This calibrator provides precision sourcing and measurements for thermocouples (eight types), current (mA), and voltage (mV and V) devices. Featuring 24 volt loop power, five user adjustable calibration presets, and temperature output in Fahrenheit, Celsius, and millivolts. Product includes test leads, alligator clips, thermocouple calibration cable, universal calibration cable, 100-240V AC universal adapter with 4 plugs, AA batteries, hard case, and user manual.

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    • 0 to 24mA (-25 to 125%) readout
    • 24V DC power source for 2-wire current loop
    • 0 to 20V DC calibration source
    • Source and measure 8 thermocouple type devices (J, K, T, E, C, R, S and N)
    • CJC – Cold Junction Compensation function
    • Up to five user adjustable calibration presets
    • Palm-sized double molded housing and large dot-matrix backlit LCD
    • High accuracy calibration function simulates precision thermocouple outputs for use in calibrating thermometers, transmitters, controllers or recorders
    • Displays output in terms of millivolts or temperature based on thermocouple tables
    • Zero adjustment, auto zero when power on and change mode
    • Standard banana I/O ports and mini thermocouple connector
    • Large battery bank for extended work cycle
    • External power adapter for continuous work cycle
    • Complete with test leads, alligator clips, calibration cables, 100V-240V AC universal adaptor with 4 plugs, six AA batteries, and hard carrying case
    Specifications Range Basic Accuracy
    DC Source
    Current 0 to 24mA, -25% to +125% ±(0.01% + 1 digit)
    Max. Load 1000Ω @ 24mA
    Voltage 0 to 2000mV, 0 to 20V ±(0.01% + 1 digit)
    mV/Temp -5 to 55mV ±(0.01% + 1 digit)
    Type J -58 to 1832°F (-50 to 1000°C) ±(0.05% + 2°F or 1°C)
    Type K -58 to 2498°F (-50 to 1370°C) ±(0.05% + 2°F or 1°C)
    Type T -184 to 752°F (-120 to 400°C) ±(0.05% + 2°F or 1°C)
    Type E -58 to 1382°F (-50 to 750°C) ±(0.05% + 2°F or 1°C)
    Type C, R, S 32 to 3182°F (0 to 1750°C) ±(0.05% + 2°F or 1°C)
    Type N -58 to 2372°F (-50 to 1300°C) ±(0.05% + 2°F or 1°C)
    DC Measure
    Current 0 to 50mA, -25% to +230% ±(0.01% + 1 digit)
    Voltage 0 to 1999mV / 2 to 20V ±(0.01% + 1 digit) / auto range
    mV/Temp -10 to 60mV ±(0.01% + 1 digit)
    Type J -58 to 1832°F (-50 to 1000°C) ±(0.05% + 1.8°F or 1°C)
    Type K -58 to 2498°F (-50 to 1370°C) ±(0.05% + 1.8°F or 1°C)
    Type T -184 to 752°F (-120 to 400°C) ±(0.05% + 1.8°F or 1°C)
    Type E -58 to 1382°F (-50 to 750°C) ±(0.05% + 1.8°F or 1°C)
    Type C, R, S 32 to 3182°F (0 to 1750°C) ±(0.05% + 2°F or 1°C)
    Type N -58 to 2372°F (-50 to 1300°C) ±(0.05% + 2°F or 1°C)
    Loop Power 24V
    Dimensions 6.3″ x 3.2″ x 1.7″ (159 x 80 x 44mm)
    Weight 8.4oz (236g)

    Precision source and measure for thermocouples
    (8-Types), mA, mV, and V devices
    Applications include:

    • Lab and Field Calibration and Verifi cation Operations
      of Sensors, Thermocouple Probes, Controllers, Panel
      meters & Testing tools.
    • Temperature Control Process Troubleshooting
    • Process devices calibration and simulation:
      Transducers, Transmitters, Indicators, Controllers,
      and Recorders
    • Field test and service
    • Bench research and development

    Download Data Sheet

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