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ZETTLER LOOP 500 - Checking Displays; Displaying the Alarm Counter

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LOOP 500
7
2.5. Checking displays
Press ON in the DISPLAY TEST field
A function test of all LEDs integrated in the control and indicating unit, of the display and of the internal
sounder will be carried out. After approx. 20 seconds, the test is terminated automatically (or manually, with
the C key).
2.6. Displaying the alarm counter
Press the Display key in the ALARM COUNTER field
The following message will appear on the display
C o u n t e r R e a d i n g 0 0 5 3 0 L 1 *
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