Samson 4749, Монтаж и эксплуатация

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7-4 EB 4749 EN
Start-up
7.2.2 Issuing a test current
Independent from the position of the position transmitter, 4 or 20 mA test signals can be is -
sued.
1. Press

key five times to select menu item 5.
The green LED blinks according to the following pattern:
… …
2. Press

key to activate the selection level.
The red LED blinks according to the following pattern:
… … (4 mA output)
Î
Press

key again. The red LED blinks according to the following pattern:
… … (20 mA output)
Î
Press

key to switch between both signals.
3. Press

key to return to menu item 5.
The red LED blinks according to the following pattern:
… …
4. Press

key twice to return to the normal state.
The green LED is constantly illuminated when the procedure is completed.