I/Omodules
63
12.3.6MachineswithI/Omoduletype3
Bymaintaininganactive(high)signalonconnection3"Pricereduction”,thepriceoftheprogram
canbereduced.Thisfunctionhasanumberofuses,includingprovidingreductionsduringa
specicperiodoftheday.Whilstthesignalremainsactive(high),thepriceoftheprogramis
reducedbythepercentageenteredinthepriceprogrammingmenu.
74
1
P U M P
D R A IN
1
H O T
1
C O L D
1
CPU
2 31 2 3 41 2 3 4
D R A I N
P-BUSP-BUS
1 2 3
3 : I n p u t P r ic e r e d u c t io n
1 : C o m 5 - 2 4 V A C / D C
2 : C o m 1 0 0 - 2 4 0 V A C