IKA RO 15 User Manual

Page 13

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13

Error Codes (RT 5/10/15)

Accessories

• Stirring bar:

ø 8mm; lenght 30 mm

• RSE

Stirring bar remover

Error- Cause

Effect

Solution

code

Er 3

Temperature inside device too high

Heating off - Switch off device and allow to cool down

Er 6

Break in safety circuit

Heating off - Plug in contact plug (L)

- Plug in contact thermometer or PT 1000 temperature sensor

- Replace faulty connection cable, plug, or contact thermometer

Er21

Safety relay doesn‘t open during test

- Switch off device

- Warning! Only to be carried out by authorised service personnel:

Check PCB

Er22

Safety temperature is too low during test

Heating off - Switch off device

- Warning! Only to be carried out by authorised service personnel:

Check PCB and safety temperature sensor

Er25

Heating and switching element monitoring Heating off - Check the external temperature controller (f.e. Er 5 ETS-D)

- Switch off device

- Warning! Only to be carried out by authorised service personnel:

Carry out an internal test on the device to check the plug-in connector

for the heating element, the safety temperature sensor or the PCB

Er26

Difference between temperature of safety

Heating off - Switch off device

sensor and temperature of control sensor

- Warning! Only to be carried out by authorised service personnel:

control temperature > (safety tempe-

Carry out an internal test on the device to check the plug-in connector

rature + 40 K)

for the temperature sensor

Er31

Triac error detection doesn‘t work

Heating off - Switch off device

- Warning! Only to be carried out by authorised service personnel:

Check PCB

Er46

Difference between temperature of safety

Heating off - Switch off device

sensor and temperature of control sensor

- Warning! Only to be carried out by authorised service personnel:

control temperature > (control tempe-

Carry out an internal test on the device to check the plug-in connector

rature + 40 K)

for the temperature sensor

If the actions described fail to resolve the fault or another error code is displayed then take one of the following steps:
- Please contact the service department;
- Send the device for repair, including a short description of the fault.

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