Honeywell CIPer 50 - Page 72

CIPer
TM
MODEL 50 CONTROLLER – INSTALLATION AND COMMISSIONING INSTRUCTIONS
31-00233-02
72
Connect earth ground to the proper terminal of the CPU.
Figure 60: Connecting and earthing multiple CPUs
24 V~
24 V~0
LINE
L
N
CPU 1 CPU 2 CPU 3 CPU N
NOISE-FREE EARTH GROUND
(ONLY ONE PER SYSTEM)
2 2 2 21 1 1 1
24V~ 24V~ 24V~ 24V~
24V~0 24V~0 24V~0 24V~0
GND
FIELD DEVICE
24 V~
Y
DEVIATING
NUMBERING!