Terminal Block 6
FO13 First Out annunciation input 13
FO14 First Out annunciation input 14
FO15 First Out annunciation input 15
HAI High water auxiliary input
1AI 1
st
low auxiliary input
2AI 2
nd
low auxiliary input
M/R System alarm reset/mute
TST System test
DCI Motorised draft control damper positioning motor – increase (output switched neutral)
DCD Motorised draft control damper positioning motor – decrease (output switched neutral)
Terminal Block 7
NC No connection
TB Top Blowdown Contactor/ Motorised top blowdown valve positioning motor – increase
1LV 1
st
Low visual alarm
H1A 1
st
Low/ High water audible alarm
2LV 2
nd
Low visual alarm
2LA 2
nd
Low audible alarm
HWV High water visual alarm
BB Time blowdown contactor
BFW Feed water pump contactor
MVI Motorised feed water valve positioning motor – increase (output switched neutral)
MVD Motorised feed water valve positioning motor – decrease (output switched neutral)
TB2 Motorised top blowdown valve positioning motor – decrease
.
Only available with Autoflame Water Level Control
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