Connection Of Dry Run Protection (For Example Of An Analog Sensor Hsc2Ex) According Atex At The Ex Area - Sulzer CP 112 Einstell- Und Belegungsanleitung

19 C P T ABS CP 112, A
ONTROL ANEL YPE
Connection
1 2
14 15 16
C
DJUSTING AND ONFIGURATION
11 Connection of dry run protection (for example of an analog
sensor HSC2Ex) according ATEX at the Ex area.
Pump 1
3 4 5 6 7 8 9
17 18 19 20 21 22
.
Pump 1
14 17
EX
1
Dry run
NOTE: No need to change the menu. The dry run float switch will be active after it is
connected. The float switch has to be normally open.
Attention: If a pump station is operated in an hazardous environment, in accordance with
the ATEX Directive 1999/92/EC (Zone declaration has to be done by the user), an
additional
G
UIDE
8 21 9
F0 F1 Di
2 1 2
dry run float switch is required.
1 3 5 13
L1 L2 L3 NO
A1
0
A2
2 4 6 14
T1 T2 T3 NO
U1 V1 W1
M
3~
PE
Pump 1
EN