EATON ELECTRICAL
28
Predictive Diagnostics
2.
G - External AC power Ground
Same
3.
N - External AC power Neutral
Same
4.
L - External AC power Line
User is responsible to make sure an
external means of circuit protection
and disconnection is installed. It is
recommended that this be as close
to the device as possible.
Same
115/230 VAC
Important:
Power source must be
synchronized with the power
source for the monitored
equipment, UPS can be used only
if synchronized and has constant
phase shift to HV bus power
5.
Device Status Relay (R3)
Same
NO
6.
Device Status Relay (R3)
Same
Common
7.
Device Status Relay (R3)
Same
NC
8.
Yellow Alarm Relay (Alarm 1)
Same
NO
9.
Yellow Alarm Relay (Alarm 1)
Same
Common
10.
Yellow Alarm Relay (Alarm 1)
Same
NC
11.
Red Alarm Relay (Alarm 2)
Same
NO
12.
Red Alarm Relay (Alarm 2)
Same
Common
13.
Red Alarm Relay (Alarm 2)
Same
NC
14.
RS-485 or RS-232 Interface Isolated
ground
(G)
Same
Normally Not Connected
15.
RS-485 or RS-232 Interface
(B)
Same
Normally connected to modem or
converter at factory
16.
RS-485 or RS-232 Interface
(A)
Same
Normally connected to modem or
converter at factory
17.
RS-485 & 4-20mA
Interface cable
shield
18.
Not used
19.
Isolated 4-20mAmp interface
Same
-
20.
Isolated 4-20mAmp interface
Same
+
Figures 6.1 (Pre-Revision 1) and 6.2 (Revision 1) give typical connection diagram for
panel mount IG option.
These are samples only!
Actual wiring diagram is ALWAYS
delivered with a device and MUST be used for connections!