Endress+Hauser Smartec S CLD132 - Page 20

Wiring Smartec S CLD132
20 Endress+Hauser
Connection diagram
Connection of binary inputs
C07-CLD132xx-05-06-00-xx-004.eps
Fig. 20: Connection of binary inputs when using external contacts
A Auxiliary power output
B Contact inputs D1 and D2
S1 External contacts, not energised
S2 External contacts, not energised
C07-CLD132xx-05-06-00-xx-003.eps
Fig. 19: Electrical connection of Smartec S CLD132
A
B
C
D
E
Signal output 1 conductivity
Signal output 2 temperature
Auxiliary power output
Binary input 2 (MRS1+2)
Binary input 1 (hold / MRS 3+4)
F
G
H
I
MRS
Conductivity sensor
Temperature sensor
Alarm (contact position: no current)
Power supply
Remote parameter set switching (measuring range
switching)
15 V
85
10-50 V
81
82
10-50 V
93
94
41
Lf
mA
mA
33
11
S
84
83
15
16
∼
–
∼
–
32
31
34
12
13
86
42
optional
A
B
C
E
D
F
G
H
I
PE
43
85
S1
D1
15 V
A
B
D2
86 81 82
93
94
S2