MDE-4813D CFN PLUS Installation Manual
·
February 2018
44
•
RS-232/485/422/Tokheim/Pulser - Communication cable, twisted pair, separately
shielded, low capacitance
N
N
O
O
T
T
E
E
The shield should be connected to Ground in one
side of the cable only, preferably on the CFN PLUS
side.
•
Antenna cable - Communication cable, Twisted pair, separately shielded, low
capacitance
3
3
-
-
8
8
.
.
M
M
E
E
C
C
H
H
A
A
N
N
I
I
C
C
A
A
L
L
P
P
U
U
M
M
P
P
-
-
W
W
I
I
R
R
I
I
N
N
G
G
3-8.1. General
The wiring for mechanical pumps is provided in two modes:
•
Figure 3-11
lists the wiring in the sequential order of the terminals. This table provides the
signal name and a functional description of the signal.
•
Figure 3-11
shows the wiring list for connection to the Terminal, as published in the Wiring
Label added to the power protective window (see
). The Wiring Label follows
the physical location of the wires in the Terminal Block, as shown in
Figure 3-11
.
3-8.2. Mechanical Pump - Terminal Block - Pin-Out
Connections
The CFN PLUS Terminal Block connections for a Mechanical Pump are listed in the following
table.
Table 3-1. CFN PLUS Terminal Block - Mechanical Pump - Connections Definition
Terminal No.
Signal Name
Functional Description
1
BARRIER 1 (-)
Connection to Safety Barrier for Nozzle 1 (1st wire)
2
BARRIER 2 (-)
Connection to Safety Barrier for Nozzle 2 (1st wire)
3
BARRIER 3 (-)
Connection to Safety Barrier for Nozzle 3 (1st wire)
4
BARRIER 4 (-)
Connection to Safety Barrier for Nozzle 4 (1st wire)
5
BARRIER 1 (+)
Connection to Safety Barrier for Nozzle 1 (2nd wire)
6
BARRIER 2 (+)
Connection to Safety Barrier for Nozzle 2 (2nd wire)
7
BARRIER 3 (+)
Connection to Safety Barrier for Nozzle 3 (2nd wire)
8
BARRIER 4 (+)
Connection to Safety Barrier for Nozzle 4 (2nd wire)
