1592015820 User manual IC260_261L_D DUO FW1.9 rel. 1.0
Pag. 38 of 149
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.
DIGITAL INPUT CONFIGURED AS CHILLER REQUEST
Unit configured as condensing unit CF03 = 1
Digital input chiller request (condensing unit)
With contact OFF unit on stand-by , the top display shows
OFF
With contact ON unit on stand-by , the top display shows
OnC
With active contact unit on chiller mode is activated also a step, the others, if availables, will be requested by
configured digital input as as resources on circuits.
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.
DIGITAL INPUT CONFIGURATED AS HEAT PUMP REQUEST
Unit configured as condensing unit CF03 = 1
Digital input heat pump request (condensing unit)
With contact OFF unit on stand-by , the top display shows
OFF
With contact ON unit on stand-by , the top display shows
OnH
With active contact unit on chiller mode is activated also a step, the others, if availables, will be requested by
configured digital input as as resources on circuits.
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. DISPLAY LAYOUT
As default, in normal condition, the display shows the circuit 1 information.
The displayed circuit is indicated from the corresponding led
Cir1
on (UP key), or
Cir2
(circuit 2,
DOWN
key).
How to show the measurement list
With the led Cir1 on, push UP or Down keys to display the labels of the information of the circuit 1.
With the led Cir2 on, push UP or Down keys to display the labels of the information of the circuit 2.
Each measurement is defined by a label that indicates which if it is a pressure a temperature or a time.
How to read the circuit 1 or 2 probe temperature or pressure
To swap between the probe value of the two circuits push SET button; the led “cir1” or “cir2” is lighted to
indicate the probe of the circuit 1 or circuit 2.
Example in fig.1
Led cir1 is on:
the top display shows the value of the output evaporator temperature ( 7.8°C) of the circuit 1,
The bottom display shows Out 1. Push SET key to swap to the circuit 2.
Fig2
Led cir2 is on:
the top display shows the value of the output evaporator temperature ( 7.9°C) of the circuit 2,
the bottom display shows Out 2.
Fig.1
