User guide

Operation
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4 Operation
4. 1 On-Site Programming
The Bulletin 836E is programmed via three push buttons. The digital display and the light
emitting diodes (LEDs) assist in the navigation through the operating menu.
Fig. 5: Location of operating keys and display elements
Operating key
Communications jack
for personal computer
Digital display
Yellow LEDs for switching states
LED on = switch closed
LED off = switch open
LED for status
Green = ok
Red = error
Red/green blinking = warning
E
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