Emerson FXMP25 User Manual

62 FXMP25 User Guide
www.controltechniques.com Issue Number: 3
9.2 Trip categories
Trips can be grouped into the following categories. It should be noted that a trip can only
occur when the FXMP25 is not tripped or is already tripped but with a trip with a lower
priority number.
Table 9-2 Trip categories
Unless otherwise stated, trips cannot be reset until 1.0s after the trip has been triggered
by the FXMP25
9.3 Alarm indications
Table 9-3 Alarm indications
OV
Over voltage
• Check AC supply is within specification
• Check that notching on the AC supply is not excessive. Refer to section 8.5 Line
reactors
on page 54
PS
Internal FXMP25 power supply trip
Return to the supplier
PS.24
24V comms power supply overload
Check connection to the Mentor MP / serial port connector
Tune
Autotune stopped before completion
See Pr 12 (Autotune)
Trip Diagnosis
Priority Category Trips Comments
1 Hardware faults HF01 to HF11
These indicate fatal problems and cannot
be reset. The FXMP25 is inactive after
one of these trips and the display shows
HFxx.
2
Self resetting
trips
UV
Under voltage trip cannot be reset by the
user, but is automatically reset by the
FXMP25 when the supply voltage is
within specification.
3
Non-resetable
trips
HF17 to HF29 Cannot be reset
4EEF trip EEF
Cannot be reset unless a code to load
defaults is first entered in Pr 00
5Normal trips
All other trips not
included in this
table
Can be reset after 1.0s
Right hand
display
Description
hot
Heatsink temperature too high
The heatsink temperature is approaching the over temperature threshold
(see O.ht2).
FAIL
Load default when the FXMP25 is active
An attempt has been made to default the FXMP25 when it is enabled
[Pr 77 = On (1)].
n.SEr
No communication between FXMP25 and Mentor MP
The FXMP25 cannot communicate with the Mentor MP

Emerson FXMP25 Specifications

General

Brand	Emerson
Model	FXMP25
Category	Controller
Language	English