ERROR CODES
Code | Definition | Possible Reason/Solution |
A001 | Strap “safety switch” is missing. | Manufacturer Service. |
A002 | The nominal current of the dosing motor | Dosing motor defective or jammed. |
| (=100%, see name plate) is being | Check the dosing motor and exchange it |
| exceeded for more than 2 seconds by | if necessary. Check whether the dosing |
| 30% or for a maximum of 0.5 seconds | disc is jammed by material and remove |
| by 80%. | the material if necessary. |
A003 | The nominal current of the dosing motor | Dosing motor defective or jammed. |
| (=100%, see name plate) is being | Check the dosing motor and exchange it |
| exceeded for more than one minute. | if necessary. Check whether the dosing |
|
| disc is jammed by material and remove |
|
| the material if necessary. |
A004 | Excess temperature. The temperature | Check whether the cooling plate at the |
| within the controller housing is > 85°C | back of the controller is sufficiently |
|
| cooled down. Use fan if necessary. |
A005 | The encoder (pulse generator) does not | If dosing motor does not turn, check |
| emit any pulses for approximately 2 | whether the dosing disc is jammed by |
| seconds. | material and remove the material if |
|
| necessary. If disc is free, check the |
|
| dosing motor, exchange if necessary. If |
|
| motor operates, but alarm persists, |
|
| check speed encoder output. Replace as |
|
| necessary. |
A006 | For approximately 4 seconds, there is a | Defect at the dosing motor. Check |
| deviation of the motor speed of more | dosing motor, exchange if necessary. |
| than 20% from the nominal rotational | Check whether the dosing disc is |
| speed. | jammed by material and remove the |
|
| material if necessary. Power supply part |
|
| or control out of order. Manufacturer |
|
| Service. |
A007 | Dosing motor stops or doesn’t work. | Brake at the dosing motor out of order. |
|
| Control system out of order. |
|
| Manufacturer service. |
A008 | The screw retract time of the processing | The unit cannot be operated in |
| machine is shorter than 0.1 seconds. | combination with this processing |
|
| machine. |
A009 | The calculated speed of the motor is | Check basic parameter settings and |
| either too high or too low. | recipe, modify if necessary. May require |
|
| changing to different sized dosing disc. |
A0010 | The feed station is not able to meter the | Check basic parameter setting and |
| desired recipe. | recipe, modify if necessary. May require |
|
| changing to different sized dosing disc. |
A0011 | The raw material probe is not covered | Refill Material. |
A0012 | The additive probe is not covered. | Refill material. |
|
|
|
A0014 | Power failure interrupted run cycle. | Clear alarm after power restored. |
A0015 | EEPROM data loss, EEPROM not | Manufacturer Service. |
| programmed. |
|
A0016 | No communication between HOST and | Check cable fittings. Manufacturer |
| unit. | Service. |
Digital Dosing Units | 55 |
