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Temperature switch OTR31, OTR35
6
Operating options
6.1
Local operation
The device is operated via three keys. The digital display and the light emitting diodes (LED)
assist navigation through the operating menu.
5
Position of the operating elements and possibilities for display
1
Operating keys
2
Digital display: illuminated white (= ok); red (= alarm/error)
3
Yellow LED for switching states: LED on = switch closed; LED off = switch open
4
Communication jack for PC configuration
5
LED for status display: green = OK; red = error/fault; flashing red/green = warning
To prevent damage to the keys, do not operate them with a pointed object!
1
E
5
2
3
4
Operating options
A0044663
15
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