Table of Contents
Advertisement
5.1
HOW TO SWITCH ON/OFF THE UNIT AND CHANGE CHILLER/HEAT PUMP WORK MODE FROM
KEYBOARD
Firstly, we will talk about No Motor Condensing Unit. Set Par CF04 = 0.
UNIT SWITCH-ON AND SWITCH-OFF CAN TAKE PLACE:
From the keyboard
From digital input configured as remote ON/OFF
By time bands (see unit switch on/off by RTC)
5.1.1 Unit Switch-ON/OFF From The Keyboard
The unit can be configured as chiller only, heat pump only or as chiller with heat pump mode by par CF02.
For different type of units, the switch ON/OFF procedures are different.
CF 2
Selection of unit working
1 = chiller only
2 = heat pump only
3 = chiller with heat pump
Note: If user wants change CF02 value, please switch off the unit to "Stand-by" status first. Otherwise, it may
take no effect.
When only the heating is enabled, the ACF1 alarm is not generated if the reverse valves in the envisioned
circuits are not configured.
SWITCH THE UNIT ON/OFF IN COOLING- HEATING MODE FROM THE KEYBOARD
The configuration should be:
CF04 = 0, (not Motor condensing unit)
CF02 = 3, (chiller with heat pump)
SP09 = 0, (from the keyboard)
In the beginning, the device is in stand-by mode, and the keys
in key 3, another is placed in key 6, depends on Par SP08.
(The keyboard has eight keys in all. They are key 1, key 2, key 3...and key 8 from left to right.)
SP08 = 0:
placed in key 3,
SP08 = 1:
placed in key 3,
No matter how to place, key 3 is always used for cooling mode. Key 6 is always used for heating mode.
Suppose SP08 = 0, press key
is hidden.
Press the key
again, the unit is switch OFF and return to status stand-by. The key
all visible now. In this case, user can press key
cooling mode.
The device is in stand-by when both
time that the unit is off from cooling or heating working mode. Also in stand-by mode, the controller gives the
possibility to:
display the variables detected
manage the alarm situations, displaying and signalling them.
1592025050 iProChill v2.5 10D00 AG v1.3 GB 18.02.2016.docx
placed in key 6.
placed in key 6.
(key 3) can switch on the unit to work in cooling mode. At this moment
to switch to heating mode or press
and
keys are visible. The stand-by mode is obtained every
1
3
and
are all visible. One is placed
iProCHILL
and
are
to restart the
16/205
Advertisement
Table of Contents
