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IM 4H3B1-01E

9. CHANGING INITIAL SETTINGS

9.2.3 How to Set Internal or External RJC

The purpose of the following setting is to select whether internal or external reference

junction compensation values are used.

In the case of INTernal, the reference junction compensation is based on the internal

RJC circuit.

In the case of EXTernal, the reference junction compensation is based on an external

voltage input.

The initial value is ‘INT’.

SETTING PROCEDURE:

Enter the SET UP Mode by turning ‘ON’ the power while pressing and holding the

ENT-key until the SET UP display appears.

Use the UP/DOWN-keys to select the display ‘SETUP=RJC’. Press the ENT-key.

Select the channel No. for which you want to specify this RJC setting. Then press the

ENT-key.

Select INT or EXT using the UP/DOWN-keys. Press the ENT-key.

If you selected INT:

The RJC setting has been completed, but has not been stored yet. The display

‘*RJC SET*’ will appear. You can now adjust other settings in the SET UP Mode, by

pressing the ESC-key.

Before leaving the SET UP Mode, you have to store your new settings. Press the ESC-

key to return to the ‘SETUP=RJC’ display and then select the ‘SETUP=END’

display.

Press the ENT-key. Select ‘END=STORE’ to keep your new settings or

‘END=ABORT’ and press the ENT-key. After a few seconds, the Operation Mode will

appear.

If you selected EXT:

Set the input voltage to use for reference junction using the UP/DOWN-keys (must be

within –20000µV to +20000µV range, initial value is 0µV). Then press the ENT-key.

The RJC setting has been completed, but has not been stored yet. The display

‘*RJC SET*’ will appear.You can now adjust other settings in the SET UP Mode, by