Block Power; Normal Operating Mode Status Codes; Operating Mode - Normal And Fault Leds; Status Codes - ABB Symphony Harmony Series Instruction

Block Power

WBPEEUI240751C0
Table 7-1. Operating Mode - Normal and Fault LEDs
Indicator State
Normal On
Flashing
Off
Fault On
Off
Table 7-2. Normal Operating Mode Status Codes
LED Status
– – – – – – –
1 2 3 4 5 6 –
– – – – – – 7 – Configuration downloaded
– – – – – – –
– – – – – – 7 8 Normal operation (primary I/O module)
NOTE: – = LED off.
operating mode status codes. Refer to Table
status codes, both normal and error.
The block power indicators (A and B) give a good or bad status
indication for the redundant 24 VDC block logic power inputs
to the block.
The status indicator on indicates a good power input. The
inputs are tested after their front panel fuses, which means a
bad input indication could be a blown fuse, bad connection, or
Description
Operational and online.
Established communication but not initialized or
configured.
Configured and operational but lost communica-
tion with the controller.
No power. If this condition exists, no front panel
LEDs will be on.
Communication not established with controller for
the first time.
Fault condition exists (with FAULT indicator on).
CPU halted (with status code given in eight status
LEDs).
Machine fault timer expired. Refer to
Fault Timer in Section 3 for a description.
Stop/reset button activated.
No fault condition.
Condition
– Initializing
– Normal stop
8 Normal operation (backup I/O module)
I/O Block
Machine
8-3 for additional
7 - 3