Viessmann Vitobloc 200 EM-50/81 Operating Instructions Manual page 33

Programming
Basic display of the operator's and indicator unit
Fig. 10
of the CHP module
item 1: operating mode
- AUTO(MATIC MODE)
- HAND (= MANUAL MODE)
- OFF
item 2: external request:
- heat
- current
- power stand-by
- off
item 3: voltage (per phase)
item 4: current
item 5: capacity
item 6: function key assignment
item 7: NS = system-tie circuit breaker
(ON)
item 8: GS = alternator switch (OFF)
item 9: number of module starts
item 10: operating hours
Legend on Fig. 10
VITOBLOC 200 Operating instructions for the natural gas-fuelled CHP module
33