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Fault tracing 91(96)
9
53
Fieldbus fault The data connection between the fieldbus
Master and the fieldbus board is broken
Check installation.
If installation is correct contact the
nearest Honeywell distributor.
54
Slot fault Defective option board or slot Check board and slot.
Contact the nearest Honeywell
distributor.
55
Actual value
supervision
Actual value has exceeded or fallen below
(depending on par. 2.7.22) the actual
value supervision limit (par. 2.7.23)
Table 9-1. Fault codes