I/O Module Indicators; Table 30 - Led Indications On I/O Module - Honeywell HC900 User And Installation Manual

I/O Module Indicators

Figure 91 item
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Revision 6
21 April 2017
Figure 91 – I/O Module LED indicators
Table 30 – LED Indications on I/O Module
LED LED State/Color
Module Status Off
Solid Red
Blinking Red
Blinking Yellow
Solid green
Blinking Green
Channel LEDs
(one per input or Green (On/Off)
output)
HC900 Process & Safety Controller User and Installation Manual
Description
No power.
Hardware failure
Diagnostic Code; refer to Table 31
– I/O Module LED Diagnostics.
At least one output is Forced.
Cold start with passing diagnostics
Normal scanning
For Inputs, indicates On or Off status
of the field input even if Forced to the
opposite state.
For Outputs, indicates On or Off status
of the output including if Forced.
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