Electrical Connection; Quick Wiring Guide - Endress+Hauser Mycom S CPM 153 Operating Instructions Manual

4 Electrical connection

E1
ext. Hold
E2
ChemoClean
"Clean"
E3
ChemoClean
"User"
Power supply
output
Alarm relay
Relay 1
Relay 2
For order variant 1
Relay 3
Relay 4
Relay 5
For order variant 2, 3
Relay 3
Relay 4
Current input
or
resistance
input
For order variant 4, 5
Relay 3
Current input 2
Current input 1
or
resistance
input
1
: You can find variants 1 to 5 under "Contacts, current input" in the Product structure.
2
: Resistance input only with non-Ex and without galvanic isolation.
3
: Current input 1 / resistance input for position feedback.
4
: Current input 2 for look-ahead measurement / feed forward control.
12
4 Electrical connection
4.1

Quick wiring guide

4.1.1 Wiring diagram
+
81
82
+
93
94
+
89
90
85
86
41
42
47
48
57
58
1
51
52
54
55
44
45
1
51
52
54
55
21
22
2, 3
1
51
52
+
23
4
-
24
21
+
-
22
2, 3
Fig. 6: Electrical connection for CPM 153
pH electrode 1
pH
n.c.
Ref.
PA/
PM
Temp. 1
J
15 V
pH electrode 2
pH
n.c.
Ref.
PA/
PM
Temp. 2
J
31
mA
32
33
mA
34
L/L+
N/L–
PE
Mycom S CPM 153
or IsFET pH sensor 1
DRN
SRC
Ref.
PA/
PM
S S
Temp. 1
J
11 11
J
12
n.c.
13 13
or IsFET pH sensor 2 (optional)
DRN
SRC
Ref.
PA/
PM
S S
Temp. 2
J
11 11
J
12
n.c.
13 13
+
Current output 1
-
+
Current output 2
-
S
+
+ bn
12V DC
-
wt
–
gn
A
RS 485
ye
B
Power supply
)
Endress+Hauser
J
J