Friedrich DDC1 Dry Contact Manual De Instrucciones página 20

Setting and using method
6. Indoor unit monitoring
■ Monitoring whether the indoor unit is operating: Refer to
below and connect to the control device that you want to
control.
CN_Ther/Oper
CHANGEOVER_SW
RESET_SW
■ Monitoring indoor unit error: Refer to below and connect to
the control device that you want to control.
CN_Ther/Oper
CHANGEOVER_SW
RESET_SW
Field supply power should not use more than DC 12 V(3A), 24 V~(3A)
20 Dry contact for thermostat
CN_MODE
CN_WIND
SETTING_SW
DISPLAY_LED
TEMP_SW
CN_OUT
Operation Display
(Depends on Operation display power type)
CN_MODE
CN_WIND
SETTING_SW
DISPLAY_LED
TEMP_SW
CN_OUT
Error Display
Field Supply
Field Supply
(Depends on Error display power type)
Power
AC or DC
Power
AC or DC