iES10G(F) User Manual
iS5 Communications Inc.
12
3.3
Bottom View Panel
The Phillips Screw Terminal Block, located on the bottom of the unit, has Phillips screws with
compression plates, allowing either bare wire connections or crimped terminal lugs. The use of #6
size ring lugs is recommended to ensure secure and reliable connections under severe shock or
vibration. The terminal block comes with a safety cover which must be removed before
connecting any wires. This cover must be re-attached after wiring to ensure personnel safety
.
The iES10G(F) series supports dual redundant power supplies (PWR1 and PWR2). There are 3
options:
1.
LV: Dual Input 10-48VDC
2.
MV: Dual Input 36-72VDC
3.
HV: Single Input 120-370VDC or 85-264VAC with a Single 10-48VDC backup.
There are also connections for the Failsafe Relay. The Failsafe Relay is rated 1A @ 24VDC.
Connections to the Terminal block are listed in the table below.
Terminal
Number
Description
Connection
1
PWR1 (L) – Live
Connect to the (Live) of DC power supply 1 or (Live)
terminal of an AC power source.
2
PWR1 (G) – Ground
DC Power supply 1 ground connection or AC power
round connection.
3
PWR1 (N) – Neutral
Connect to the Neutral of the DC power supply 1 or
(Neutral) terminal of an AC power source.
4
G – Chassis Ground
Connected to the ground bus for DC inputs or
Safety Ground terminal for AC Units. Chassis
Ground connects to both power supply surge
grounds via a removable jumper.
5
PWR2 (L) – Live
Connect to the (Live) terminal of Power supply 2 or
backup DC power source.
6
PWR2 (G) – Ground
Power supply 2 or backup DC power source ground
