MTA NGSi 07 - Page 35

TECHNICAL MANUAL
Chapter 9 - User - Control Interface
NGSi 05÷15
33
ENGLISH
EN
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited
H59 DO4 configuration
/ 0 0...32 I/ Not
visible if
the
machine
is with
AK from
the
factory
0 = input not
assigned
22= system backup
heater
24= alarm
26= domestic hot
water backup
heater
29= hot water tank
31= system season
indication
DO4N-DO4
terminals
It is recommended
to use an external
relay to limit the
total power
consumption of the
machine
H60 DO5 configuration
/ 0 0...32 I/ Not
visible if
the
machine
is with
AK from
the
factory
0 = input not
assigned
22= system backup
heater
24= alarm
26= domestic hot
water backup
heater
29= hot water tank
31= system season
indication
DO5N-DO5
terminals
It is recommended
to use an external
relay to limit the
total power
consumption of the
machine
H61 Open collector 1
configuration
/ 6 0...32 I
0 = input not
assigned
6= domestic hot
water 3-way valve
22= system backup
heater
24= alarm
26= domestic hot
water backup
heater
29= hot water tank
31= system season
indication
For correct
connection to
terminals NC1,N1
and NO1 see Points
21.8.1 and 21.8.2.
It is necessary to
use an external
relay to limit the
total power
consumption of the
machine
.H62 Open collector 2
configuration
/ 25 0...32 I
0 = input not
assigned
22= system backup
heater
24= alarm
25= radiator 3-way
valve
26= domestic hot
water backup
heater
29= hot water tank
31= system season
indication
For correct
connection to
terminals NC2, N2
and NO2 see Points
21.8.1 and 21.8.2.
It is recommended
to use an external
relay to limit the
total power
consumption of the
machine.
H76 Remote operating
mode
(summer/winter)
selection
/ 0 0...1 I
0 = function
disabled
1 = function
enabled
H79 Serial address
/ 1 1...200 I
In case of more
minichillers in
cascade assign a
different address
to each control.
H82 Double setpoint
enabling
/ 0 0...4 I
0= selection menu
appears on CRH
1= standard mode
2= summer double
setpoint
3= winter double
setpoint
4= summer and
winter double
setpoint
Parameter Description Unit Default Range Visibility Permitted settings Notes