4) REGULATION
CHILLED WATER REGULATION
• press key 3 - LED on
CE MANUAL
C 0206101
• preset "set point" value appears on the display
• set the new "set point" value with key 6 to increase and key 7 to decrease
• press key 3 - LED off
The table below gives, according to the number of steps, the "set point" and proportional band values
normally in use. The theoretic minimum and maximum values, for the outlet temperature, indicated in
the table refer to operation with nomina! flow rates and, therefore, with a thermal head at the evaporator
of 5
°
C:
N
°
ofSteps
Set Point (
°
C)
Proportional band
(
°
C)
min. T
(
°
C)
max.
T
(
°
C)
Theoretic outlet
Theoretic outlet
1
11
1
6
12
2
9.5
2.5
5.7
10.8
3
.,
8
4
5.6
9.4
4
7
5
5.7
8.3
A TTENTION :
regulation is made according to the temperature reading at the evaporator in/et.
ATTENTION
:
if key 2 is used without the consent of Climaveneta or an Authorised Service
Centre, the guarantee shall become
null
and void.
5) ALARMS
There are two types of alarm: circuit/ compressor alarms and unit alarms.
CIRCUIT/ COMPRESSOR ALARMS
Circuit/ compressor alarms are signalled by the SEL LED flashing and the B LED switching on.
UNIT ALARMS
Unit alarms are signalled by the B LED switching on.
To know the type of circuit /compressor or unit alarm:
• press key 5 - LED on: the alarm code appears on the display
To reset the circuit and compressor alarm:
• press the key of the relevant compressor
(Cl-C2)
To reset the unit alarm:
• press key 5 - LED off, press key 1
ATTENTION
:
if manual
alarms are reset without the consent of Climaveneta or
an
Authorised
Service Centre the guarantee
shall
become
null
and void.
� CLIMAVENETA
2
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