84
Error Code Problem Area Trouble
E1 Excess Current Motor Current beyond safe limits.
E2 Over Voltage Motor Voltage beyond safe limits, or Motor Power Line has been
damaged.
E3 Motor Sensor
Malfunction
The sensor signal has malfunctioned or Motor Cord (Signal Line)
Connector is not connected.
E4 CONTROLLER
Overheat
CONTROLLER Overheat.
E5 Brake Circuit Trouble Trouble with the Motor Brake Circuit.
E6 Rotor Lock Motor S
talled for more than 3 seconds, or Motor Power Line has been
damaged.
E7 Low Air Pressure Inadequate air pressure is supplied for more than 4 seconds during
rotation or inadequate air pressure is supplied when a motor start
commanded.
E8 Torque Over Load Torque limits are exceeded for too long a period of time.
(Refer to P85 " 17 - 4 Torque Over Load ".)
EA External Control
Signal Error
・
・
When Control Mode
is in AUTO, the Control Command Signal is
" ON (Closed) " before Main Power Switch is turned ON.
When Control Mode is AUTO, the ERROR command is released
without stopping the Control Command Signal " OFF (Open) ".
EL Incompatible Motor An unrecognizable motor is connected to the CONTROLLER.
EH Over Speed Rotating Speed is beyond the motors capability.
EE Emergency Stop Error Activated when Emergency Stop Si
gnal is " OFF (Open) ", or
when rotating, Emergency Stop occurred by Emergency Stop
Signal " OFF (Open) ".
EC Internal Memory Error Internal Memory Problem (EEPROM).
EP Motor Power Line
Disconnected
Motor Cord (Power Line) Connector is not connected.
Et Motor Overheat The motors Internal Temperature has risen above an acceptable
amount.
EF1 FAN Malfunction
(80 Square Type)
FAN has Stopped (80 Square Type).
EF2 F
AN Malfunction
(40 Square Type)
FAN has Stopped (40 Square Type).
EFP Parameter
Setting Error
A mistake has been made while setting Parameter .
Table. 7
17 - 3 Resetting System after Error Code
There are 2 methods of releasing Error Code.
(1) When the control is in MANUAL Mode:
Push the Error Reset Button (RESET) of the Control Panel.
(2) When the control is in AUTO Mode:
Toggle the signal on Pin No. 4 (RESET) of External Input / Output Connector A OFF (Open) → ON (Closed) →
OFF (Open).
* When releasing Error using the Motor Start / Stop (Pin No.
14 : START) is ON (Closed), OFF (Open) Motor
Start / Stop before resuming operation.
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