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AB Industrietechnik srl – Via Julius Durst, 70 – 39042 BRESSANONE (BZ) Italy – Tel: +39 0472/830626 – [email protected] – www.industrietechnik.it
• Cascade control (
014
=2)
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PRGXODWLQJKHDWLQJYDOYHLI
002
=2 and
030
=3 (AO1) or
031
=3 (AO2) or
032
=3 (AO3).
- modulating electrical resistance if
002
=1 and
030
=6 (AO1) or
031
=6 (AO2) or
032
=6 (AO3).
modulating cooling output:
- modulating valve if
003
=1 and
030
=4 (AO1) or
031
=4 (AO2) or
032
=4 (AO3).
,QDGGLWLRQDVXSSO\VHQVRUPXVWEHSUHVHQWDWWKHDQDORJXHLQSXW
019
=2 (AI1) or
021
=2 (AI2) or
023
=2 (AI3).
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109
DQGWKH
neutral zone
123
.
If Treg <
109
- (
123
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“HEAT”
icon is displayed.
If Treg >
109
+ (
123
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“COOL”
icon is displayed.
Treg
HEATING
COOLING
109
I23
7UHJURRPVHQVRU
109
:
SLSHVHWSRLQWFRQWURO
123
: neutral zone
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into account:
• room
temperatures
Treg,
• 4-pipe setpoint control
109
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118
LQWHJUDOWLPHIRUFDOFXODWLQJWKHVXSSO\VHWSRLQW
119
.
126
Control temperature
Supply setpoint
128
118
109
118
:
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109
:
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