ABB C1900 Series, Operating Instructions Manual, Page: 7 / 12

5
2 ELECTRICAL INSTALLATION
L2
L1
C or N
L2
L1
C
L2
L1
N
L2
L1
N
Terminal Block 1
Channel 1 (Red)
Terminal Block 1
Channel 1 (Red)
High Voltage
Digital Interface Card
Terminal Block 2
Channel 2 (Green)
Return Flowline
R TD Sensor
Tank RTD Sensor
W
arning Lights
(Red)
Line
Power
Factory Connections
within Recorder
230 V AC
Connections
115 V AC
Connections
24 V AC/DC
Connections
Terminal Block 2
Channel 2 (Green)
High Voltage Digital Interface Card
(See Fig. 2.1 for cover removal details)
+ (Line)
– (Neutral)
– (Neutral)
+ (Line)
Refrigeration
System
ON Signal
Milking System
ON Signal
L
N
1
2
3
4
5
6
7
8
9
10
11
12
7
8
9
1
2
3
4
5
6
10
11
12
Refrigeration
System
Milking
System
DA
NG
ER
LIV
E
TER
MIN
ALS
Fig. 2.3 Electrical Connections
…2.1 Electrical Connections – Figs. 2.1 to 2.3