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Thermocouple Calibrator

CheckMate™ 400

• Calibrate thermocouple

instruments

Check transmitter inputs
Simulate sensors into controllers and
indicators
Read thermocouple probes

• Four built-in T/C types

Types J, K, T, E and millivolt
Built-in cold junction compensation

• Compact and low cost

The CheckMate 400 fits easily into your
pocket and budget.

• Easy to use

One touch to set the output & function

• Accuracy to ±0.025%

Within ±1°C 

• Long lasting alkaline batteries

Four “AA” Alkaline cells can provide months
of typical use

• Settable “Quik-Chek®”

pushbuttons

Set any HI and LO output in each range

Easy to use

The Transmation CheckMate 400 checks, calibrates and
measures all the thermocouple devices in your plant.
Toggle the display between °C and °F or lock it for full
time use of either temperature scale.

Simulate temperature and measure thermocouples
directly with the pocket sized CheckMate 400.

The CheckMate 400 is easy to use. Select a
thermocouple type and use the decade push-buttons for
the precise output you need.

Source thermocouple

Calibrate recorders, digital indicators, computer inputs or
any other instruments that measure thermocouples.
Easily set any value  to 1° C or F with the intuitive UP
and DOWN pushbuttons. Separate buttons for each digit
make adjustments fast and easy.

Recall output settings

The “Quik-Chek” pushbuttons provide rapid checking of
any three points in each range. Quik-Chek settings
remain in memory even when the CheckMate 400 is
powered off.

Measure thermocouple probes

Verify proper sensor function and measure temperatures
by attaching a thermocouple to the CheckMate 400.
Toggle the display between °C and °F or configure it for
full time use of either temperature scale.

Display the present reading, maximum or minimum by
pressing the READ, MAX or MIN pushbuttons to quickly
check how much the temperature has varied or the
stability of control.

Summary of Contents for CheckMate 400

Page 1: ...uples directly with the pocket sized CheckMate 400 The CheckMate 400 is easy to use Select a thermocouple type and use the decade push buttons for the precise output you need Source thermocouple Calibrate recorders digital indicators computer inputs or any other instruments that measure thermocouples Easily set any value to 1 C or F with the intuitive UP and DOWN pushbuttons Separate buttons for e...

Page 2: ...C and F for each RTD type C F is selected if no push buttons are pressed 7 After five seconds the CheckMate 400 will begin normal operation Or you may press the STORE RESET button to accept your choice and begin operation CAL RANGE TYPE POWER POWER Source thermocouple Select source by pressing the SOURCE READ pushbutton until the word SOURCE appears on the LCD display To change the output value pr...

Page 3: ... push buttons to recall your stored settings Measure thermocouple sensors Choose this function to read a thermocouple The input of the CheckMate 400 is automatically cold junction compensated 1 Disconnect the thermocouple from any instrument 2 Press the POWER push button then press the SOURCE READ pushbutton until READ is displayed 3 Press the RANGE TYPE push button until the desired T C type and ...

Page 4: ... 100 to 1371 C 148 to 2500 F Type T 100 to 400 C 148 to 752 F Type E 100 to 1000 C 148 to 1832 F 1 C for termperatures above 0 C 2 C for termperatures below 0 C 1 C within 0 05 C per C change 0 3 ohms 8 0 mA Read thermocouple Same as for Thermocouple source 1Meg ohm 450 millisecond pulse Nominal threshold 10K ohms Ordering information Part No CheckMate 400 Thermocouple Calibrator 23409T Included w...

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