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OPM223/253
5.2.3
Key assignment
CAL key
When you press the CAL key, the device first prompts you for the
calibration access code:
• Code 22 for calibration
• Code 0 or any other code for reading the last calibration data
Use the CAL key to accept the calibration data or to switch from
field to field within the calibration menu.
ENTER key
When you press the ENTER key, the device first prompts you for
the setup mode access code:
• Code 22 for setup and configuration
• Code 0 or any other code for reading all the configuration data.
The ENTER key has several functions:
• Calls up the Setup menu from the measuring mode
• Saves (confirms) data entered in the setup mode
• Moves on within function groups.
PLUS key and MINUS key
In the setup mode, the PLUS and MINUS keys have the following
functions:
• Selection of function groups.
!
Note!
Press the MINUS key to select the function groups in the order
given in the "System configuration" section.
• Configuration of parameters and numerical values
• Operation of the relay in manual mode
In the measuring mode, you get the following sequence of
functions by repeatedly pressing the PLUS key:
1. Temperature display in F
2. Temperature display hidden
3. Measured value display in mV
4. Current input signal in %
5. Current input signal in mA
6. Return to basic settings
In the measuring mode, the following is displayed in sequence by
repeatedly pressing the MINUS key:
1. Current errors are displayed in rotation (max. 10).
2. Once all the errors have been displayed, the standard
measurement display appears. In the function group F, an alarm
can be defined separately for each error code.
Operation
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