Switch On / Switch Off The Condensing Unit By Digital Input; Chiller / Heat Pump Selection - Emerson Dixell iChill IC200D EVO Series Installing And Operating Instructions


The keyboard can run only if the digital input is not active.

When the digital input is not active the instrument restore its status (had before the digital input
activation).
12. SWITCH ON / SWITCH OFF THE CONDENSING UNIT BY DIGITAL
INPUT
12.1 DIGITAL INPUT CONFIGURED AS REGULATION REQUEST
The machine has to be configured as condensing unit CF03 = 1.

If the digital input is not active the unit is on stand-by and the display shows OFF

If the digital input is active the unit is on and the display shows On
Cooling or heating selection is done by keyboard; the display shows OnC in cooling and OnH in heating.
If the machine has more compressors

by "regulation request" digital input activation, first compressor will start

other compressors will start when the digital input congigured as" Request step 2 (condensing unit),
or Request step 3 (condensing unit), etc. are activated.
With active contact if the unit is being switched off by keyboard it can be switched on by keyboard. If the unit
is being switched off by keyboard, in order to switch on the unit from digital input it must be deactivated and
activated.
12.2 DIGITAL INPUT CONFIGURED AS CHILLER REQUEST
The machine has to be configured as condensing unit CF03 = 1.

If the digital input is not active the unit is on stand-by and the display shows OFF

If the digital input is active the unit is on in cooling and the display shows OnC
With active contact if the unit is being switched off by keyboard it can be switched on by keyboard. If the unit
is being switched off by keyboard, in order to switch on the unit from digital input it must be deactivated and
activated.
12.3 DIGITAL INPUT CONFIGURATED AS HEAT PUMP REQUEST
The machine has to be configured as condensing unit CF03 = 1.

If the digital input is not active the unit is on stand-by and the display shows OFF

If the digital input is active the unit is on in heating and the display shows OnH
With active contact if the unit is being switched off by keyboard it can be switched on by keyboard. If the unit
is being switched off by keyboard, in order to switch on the unit from digital input it must be deactivated and
activated.

13. CHILLER / HEAT PUMP SELECTION

13.1 SELECT THE CHILLER OR THE HEAT PUMP MODE
The CF59 parameter allows to select and enable the running mode:
Par. CF59 = 0: Through keyboard
The user can start and stop the unit using the keys of the front panel.
Par. CF59 = 1: Through digital input programmed to start/stop the unit from remote control.
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