SCM Cuno 2 Aqua - HECU Controller Layout

EN
OEM Manual – CUBO
2
AQUA
UMT/WG T BT Rev3.0 – 08/10/2021 Pag. 39-EN
15 HECU Controller layout
Analog Inputs
Digital Inputs
Analog Ouput
Digital Ouput
U1
Discharge temp. LT
DI1
ON/OFF remote
Y1
Modulating
Valve (Water In
GC)
NO1-C1
Serious alarm
U2
Ambient temperature
(Water-In temp)
DI2
High pressostat
alarm
Y2
-
NO2-C2
By-pass solenoid valve
Paral
U3
Suction temp. Paral.
DI3
Evaporator Request
Y3
-
NO3-C3
By-pass solenoid valve LT
U4
Discharge temp. LT
DI4
Change Setpoint
NO4-C4
-
U5
Gas Cooler Outlet
temp.
DI5
NO5-C5
-
U6
Discharge pres. LT
(Option)
NO6-C6
-
U7
Discharge pres. Trans.
Paral
NO7-C7
Compressor Ready
U8
Suction temp. LT
NO8-C8
Cabinet washing
U9
Suction pres. LT comp
U1
0
Suction pres. Paral.
Comp./Receiver