Mitsubishi Electric F700 Instruction Manual page 239

Causes and corrective actions
Operation Panel
Indication
Name
Description
Check point
Corrective action
Operation Panel
Indication
Name
Description
Check point
Corrective action
Operation Panel
Indication
Name
Description
Check point
Corrective action
Operation Panel
Indication
Name
Description
Check point
Corrective action
232
PS
PU Stop
Stop with of the PU is set in Pr. 75 Reset selection/disconnected PU detection/PU stop selection.
(For Pr. 75, refer to page 136.)
Check for a stop made by pressing
Turn the start signal off and release with
TH
Electronic thermal relay function prealarm
Appears if the integrating value of the Pr. 9 Electronic thermal O/L relay reaches or exceeds 85% of
the preset level. If it reaches 100% of the Pr. 9 Electronic thermal O/L relay setting, a motor overload
shut-off (E. THM) occurs.
1. Check for large load or sudden acceleration.
2. Is the Pr. 9 Electronic thermal O/L relay setting is appropriate? (Refer to page 78.)
1. Reduce the load weight or the number of operation times.
2. Set an appropriate value in Pr. 9 Electronic thermal O/L relay. (Refer to page 78.)
MT
Maintenance signal output
Indicates that the cumulative energization time of the inverter has reached a given time.
The Pr. 503 Maintenance timer setting is larger than the Pr. 504 Maintenance timer alarm output set time
setting. (Refer to page 213.)
Setting "0" in Pr. 503 Maintenance timer erraces the signal.
CP
Parameter copy
Appears when parameters are copied between models with capacities of 01160 or less and 01800
or more.
Resetting of Pr.9, Pr.30, Pr.51, Pr.52, Pr.54, Pr.56, Pr.57, Pr.61, Pr.70, Pr.72, Pr.80, Pr.90, Pr.158, Pr.190 to
Pr.19, and Pr.893 is necessary.
Set the initial value in Pr. 989 Parameter copy alarm release.
FR-PU04 PS
of the operation panel.
.
FR-PU04 TH
FR-PU04 ————
FR-PU04 ————