5.2.9 Digital inputs
Term. Name Function
23 Alarm inhibit 1/configurable External input for inhibit of selected alarms
24 Remote alarm acknowledge/config-
urable
Remote alarm acknowledge
25 Start sync./control/configurable Activates the regulation and synchronisation. Works togeth-
er with "Deload" (43)
26 GB open Breaker feedback signal. The connection breaker is in posi-
tion OFF
27 GB closed Breaker feedback signal. The connection breaker is in posi-
tion ON
43 Deload/configurable Activates the deload sequence. Works together with start
sync./control (25)
44 Manual GOV UP/configurable Increase engine speed
45 Manual GOV DOWN/configurable Decrease engine speed
46 Manual AVR UP/configurable Option D1: Increase generator voltage
47 Manual AVR DOWN/configurable Option D1: Decrease generator voltage
48 Fixed frequency/configurable Activates frequency controller
49 P load sharing/configurable Activates load sharing controller
50 Ext. GOV set point/configurable The nominal frequency set point will be controlled from the
analogue inputs terminal 40/41. The internal set point will
not be used
51 Fixed voltage/configurable Activates voltage controller
52 Q load sharing/configurable Activates Q load sharing controller
53 Ext. AVR set point/configurable The nominal voltage set point will be controlled from the an-
alogue inputs terminal 41/42. The internal set point will not
be used
54 Configurable
55 Configurable
ML-2 installation instructions 4189340582
UK
I/O lists
DEIF A/S Page 38 of 64
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