AMG Systems Ltd. reserves the right to make changes to this
document without notice. The information herein is believed to
be accurate. No responsibility is assumed by AMG for its use.
Page 5 of 8
AMG5514R Instruction Sheet D17366-
00.doc
Front Panel Indicators
Power / Opto LED
Power / Opto ........................................ Green
-
Unit powered, Opto sync.
Red
-
Unit powered, no Opto sync.
Off
-
No power applied to unit
Low Speed Data LEDs
Data Present IN (RS485 or RS422) .... Green
-
logic zero (+V, -V) present on IN+, IN-
Red
-
logic one (-V,V+) present on IN+, IN-
Off
-
tri-state off or no connection on IN+, IN-
Data Present IN (RS232) .................... Green
-
logic zero (+V) present on input IN+
Red
-
logic transitions present on input IN+
Off
-
logic one (-V) present on input IN+
IN corresponds to the data signals being transmitted onto the optical fibre.
Data Present OUT (RS485 or RS422) Green
-
logic zero (+V,-V) present on OUT+, OUT-
Red
-
logic one (-V,+V) present on OUT+, OUT-
Off
-
tri-state off or no connection on OUT+, OUT-
Data Present OUT (RS232) ................ Green
-
logic zero (+V) present on OUT+
Red
-
logic transitions present on OUT+
Off
-
logic one (-V) present on OUT+
OUT corresponds to the data signals being received from the optical fibre.
Alarm LEDs
ALARM IN ............................................ Green
-
Alarm ON / Contacts closed.
Off
-
Alarm OFF / Contacts open.
ALARM OUT ........................................ Green
-
Alarm ON / Contacts closed.
Off
-
Alarm OFF / Contacts open.