Electrical Installation; Identifying The Input/Output Modules; (And Accessing The Configuration Levels); Standard Connections - ABB C1900 series User Manual

4 ELECTRICAL INSTALLATION

4.1 Identifying the Input/Output Modules (and accessing the Configuration Levels) – Fig. 4.1
4.2 Standard Connections – Fig. 4.2
Refer to IM/C1900-INS, Section 4.2 for input connections.
1
Position 1
2
3
4
5
6
7
Common
8
Logic 1* (Temp Divert)
9
Logic 2* (Sec'dy Divert [Optional])
10
Normally Open
11
Common
12
*Event Input
Information.
Digital input 1.1 is permanently allocated to the low
temperature divert event.
Relay 1.1 is permanently allocated to temperature
divert.
Fig. 4.2 Standard Connections
6
1 2 3 4 5 6
Fig. 4.1 Identifying the Input/Output Modules
Black
Red
Orange
Blue
Brown
Divert signal
To allow access to the Configuration Levels,
move link 3 to the lower position
LK3
To prevent access to the Configuration Levels,
LK3
move link 3 to the upper position
Note. When the chart plate is
closed it can be sealed to prevent
access to LK3.
Module Positions
Additional Functions
Input 4 – (Blue Pen) Pressure/Flow (2nd RTD – indicate only)
Input 3 – Hot Water, Control O/P
Input 2 – (Green Pen) Cold Product, Control O/P (if required)
Input 1 – (Red Pen) Hot Product, Divert Relay, Event I/P
4.3 Dairy Relay Board Connections – Fig. 4.3
Position 5
IC1
RL2
Red
L1
C
Black
C
Orange
L2
RL1
Blue
N/O
Brown
C
TB5
Fig. 4.3 FDA Dairy Relay Board Connections
Position 6
N/C C N/O
RL3
N
FS1
L N
TB1
Ground
Line
L
Neutral