6. Operating | 6.3 - Other functions via keypad | 141
6. Switch on the inputs externally.
The following appears on the display:
Digital input Identifier
Input 1 on 1 0 0
Input 2 on 0 1 0
Input 3 on 0 0 1
Input 1–3 on 1 1 1
Note: If the switched input is not displayed correctly, it is defective.
7. Press "Exit" to exit the test menu.
6.3.4 Testing the RS-232 interface
1. Press and hold for 2–3 seconds.
SEtuP appears on the display.
2. Press / .
tESt appears on the display.
3. Press "OK".
kEy appears on the display.
4. Press (3×).
rS232 appears on the display.
5. Press "OK".
1 1 appears on the display. The test starts automatically. The results
are displayed: -paSS- = OK, -FAIL- = error
6. Press "Exit" to exit the test menu.
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