HOA Keypad Display
Alarm Name
CE
MEMOBUS/Modbus Communication Error
Control data was not received correctly for two seconds.
CE – Comm Loss Run at H5-14
MEMOBUS/Modbus Communicator Error.
Drive runs at H5-14.
Current Limit
Foldback
Current Limit Foldback
De-Scale/De-rag
Active
De-scale is running
Differential FB
Detected
Differential Feedback Detected
dnE
Drive Disabled
EF
Forward/Reverse Run Command Input Error
Both forward run and reverse run closed simultaneously for longer than 0.5 s.
EF0
Option Card External Fault
An external fault condition is present.
EF1
Pump Fault (Input Terminal S1)
External fault at multi-function input terminal S1.
EoF
Emergency Override Forward Run
Eor
Emergency Override Reverse Run
E5
SI-T3 Watchdog Timer Error
The watchdog timed out.
FAn
Internal Fan Error
Fan or magnetic contactor failure
Feedback Loss Go To Freq. b5-13 PI Feedback Loss
The drive will run at the speed set in b5-13, Feedback Loss Goto Frequency.
Feedback Loss Wire Break
PI Feedback Loss
The analog input programmed for PID feedback has gone above 21 mA or fallen below 3 mA.
Freq. Ref Pump Min (P1-06)
Minimum Pump Frequency Reference
Drive frequency reference is set lower than P1-06, Minimum Pump Frequency.
Freq. Ref Thrust (P4-12)
Thrust Frequency Reference
The fixed frequency reference is set to a value lower than the P4-12, Thrust Frequency, setting.
Geo Params
Chk Q2-05 to Q2-08
Geothermal Mode Parameters
The drive is running at the level set in Q2-03 due to an incorrect setting.
HCA
Current Alarm
Drive current exceeded overcurrent warning level (150% of the rated current).
HIAUX
High PI Aux Lvl
High PI Auxiliary Feedback Level
HIFLO
High Flow
High Flow Error
The meter has detected a high flow condition.
High Feedback High FB Sensed
High Feedback Level Alarm
The feedback signal is too high.
HISUC
High Suction
High Section Pressure
LOAUX
Low PI Aux Lvl
Low PI Auxiliary Feedback Level
LOP
Loss of Prime
The pump has lost its prime and P1-22 is set to 1.
LOSUC
Low Suction
Low Section Pressure
Low City Pressure
Low City Pressure
Low Feedback Low FB Sensed
Low Feedback Level Alarm
The feedback signal is too low.
Low Suction Pressure
Low Suction Pressure
i.6 Troubleshooting
YASKAWA TOEP YAIP1W 02E YASKAWA AC Drive - iQpump1000 Installation & Start-up Guide
79
Summary of Contents for CIMR-PW*A Series
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