46
8024250/18HT/V2-0/2020-12| SICK
O P E R A T I N G I N S T R U C T I O N S | ZIRKOR200 Ex-G
Subject to change without notice
5
INSTALLATION
5.10.5
Electrical connection plan (Ex-control unit and Ex-analyzer unit)
In order to avoid that line-bound interference influences the control unit, the supplied
ferrite sleeves must be mounted as follows
EU conformity is void when these ferrite sleeves are not installed!
Fig. 15: Positions of the ferrite sleeves
10
8
6
B1
D
D
E
E
G
F
C
A
A
B2
A
A
A
A
Ferrite sleeves
B1
Pneumatic unit (optional)
B2
Solenoid valve of the analyzer unit
C
Signal output 4 ... 20 mA O
2
value
D
Connection cable fitted at factory
E
Connection cable fitted at factory
F
Connection cable
G
Main power supply