38 User Guide RS8GR602 © Danfoss 2016-10 AK-CT 450A
Status of relay for ECO fan ** U37 1 1 1
Status of relay for defrost 3 ** U38 1 1 1 1
Status of DI4 input. On=closed U39 1 1 1 1 1 1 1 1
Status of DI5 input. On=closed U40 1 1 1 1 1 1 1 1
Status of DI6 input. On=closed U41 1 1 1 1 1 1 1 1
Status of high-voltage input DI7, 230 V = 1 = closed U42 1 1 1 1 1 1 1 1
Status of high voltage input DI8, 230 V = 1 = closed U43 1 1 1 1 1 1 1 1
0-10 V output indicates EVR valve’s degree of opening ** U44 1 1 1 1 1 1 1 1
Modbus communication status, 0% = none; 100% = everything
ok
U45 1 1 1 1 1 1 1 1
Read usage of DI2 signal: 0 = see status in u37; 1 = output for
coordinated defrost
** U54 1 1 1 1 1 1 1 1
Status of relay to drain valve: 1 = drawn ** U55 1
Continued Code 1 2 3 4 5 6 7 8 Min. Max. Fac. Actual
*) Can only be set when regulation is stopped (r12=0)
**) Can be controlled manually, but only when r12=-1
***) With access code 2 the access to these menus will be limited
Factory setting
Follow these steps if you need to return to the factory-set values:
- Connect a display with control buttons to the controller
- Activate setting P61 to reset the ID module
- Disconnect the supply voltage to the controller
- Remove the ID module from the controller
- Hold in the top and bottom buttons on the display while reconnecting the supply voltage
- Disconnect the supply voltage to the controller
- Insert the ID module into the controller
- Connect the supply voltage to the controller
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