28 INSTALLATION AND OPERATION MANUAL 25-16327-B November 2020 www.eaton.com
Section 2: Commissioning
Panel fault finding
= 28V (Open Circuit, No Input)
= -0.6V Mon +28V Fire (Depends on Programming)
= -0.6V Mon +28V Fire (Depends on Programming)
Plots
for
Monitorin
Condition
= O/C Normal S/C Fire
= O/C Normal S/C Fire
= S/C Normal O/C Fire
= S/C Normal O/C Fire
= 12V No Fault 0V (short CCT) Fault
= -O.6V-No Fire 24V Fire
REPEAT FOR LOOP 2
v
v
v
v
v
v
= 22V (Device Fitted) 0V (Unused)
A A
+-C
S+ S-
NO
E
F+ F-E
B B
-+NCNC
E
X
NETWORK NETWORK
+24V OUT
FAULT
RELAY
LOOP 1
S+ S-E
F+ F-E
LOOP 2
AUX RELAY 1 AUX RELAY 2MAINS
XY YE E
--C
N
NO
L
++
SOUNDER
CIRCUIT 1
SOUNDER
CIRCUIT 2