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TECHNICAL MANUAL
Chapter 7
- Installation
NGSi 05÷15
13
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
NC1
digital output
230 Vac with exchange contact
NC terminal for supply of power (230V AC) to 3-way valve
for domestic hot water heater (only used for 3-way valves
with 3-point power supply, for switching to system side)
(for other configurations see Point 9.25)
N
digital output
230 Vac with exchange contact
neutral terminal for supply of power (230V AC) to 3-way
valve for domestic hot water heater (for other
configurations see Point 9.25)
NO1
digital output
230 Vac with exchange contact
NO terminal for supply of power (230V AC) to 3-way valve
for domestic hot water heater (for switching the valve to the
heater side) (for other configurations see Paragraph 9.25)
NC2
digital output
230 Vac with exchange contact
NC terminal for supply of power (230V, 50Hz, 5A resistive
load, 1 A inductive load) to 3-way valve for double setpoint
for radiators (optional to be used only on series V2, see
Point
“Double setpoint kit (optional accessory)”
) (for
other configurations see Point 9.25)
N2
digital output
230 Vac with exchange contact
neutral terminal for supply of power (230V AC) to 3-way
valve for double setpoint for radiators (optional to be used
only on series V2, see Point
“Double setpoint kit (optional
accessory)”
) (for other configurations see Point 9.25)
NO2
digital output
230 Vac with exchange contact
NO terminal for supply of power (230V, 50Hz, 5A resistive
load, 1 A inductive load) to 3-way valve for double setpoint
for radiators (optional to be used only on series V2, see
Point
“Double setpoint kit (optional accessory)”
) (for
other configurations see Point 9.25)
R+
serial communication
connection of signal for remote keypad
R-
serial communication
connection of modbus - signal for remote keypad
GNDR
serial communication
modbus for remote keypad ground reference connection
12V+
power supply output 12Vac, 50Hz
remote keypad power supply output (12V, 50Hz, 500mA)
12V-
power supply output 12Vac, 50Hz
remote keypad power supply output (12V, 50Hz, 500mA)
SE
analogue (ST8) / digital (DI7) input
input for humidity switch for double setpoint control
(optional) (for other configurations see Point 9.25)
SE
analogue (ST8) / digital (DI7) input
input for humidity switch for double setpoint control
(optional) (for other configurations see Point 9.25)
AEHN
digital output (DO3) 230Vac
neutral output for backup heater for domestic hot water
(230V, 50Hz, 5A) (for other configurations see Point 9.25)
AEH
digital output (DO3) 230 Vac
phase output for backup heater for domestic hot water
(230V, 50Hz, 5A) (per for other configurations see Point
9.25)
SAN
analogue input (ST9) / digital (DI8)
input for domestic hot water heater probe (for other
configurations see Point 9.25)
SAN
analogue input (ST9) / digital (DI8)
input for domestic hot water heater probe (for other
configurations see Point 9.25)
DO5N
digital output (DO5) 230 Vac
neutral output (optional to be used only if the machine has
not the antifreeze kit “AK” included) (for other possible
configurations see Point 9.25)
DO5
digital output (DO5) 230 Vac
phase output (optional to be used only if the machine has
not the antifreeze kit “AK” included) (for other possible
configurations see Point 9.25)
DO4N
digital output (DO4) 230 Vac
neutral output (230V, 50Hz, 5A resistive load,
1 A inductive load) (optional to be used only if the machine
has not the antifreeze kit “AK” included) (for other possible
configurations see Point 9.25)
DO4
digital output (DO4) 230 Vac
phase output (230V, 50Hz, 5A resistive load, 1 A inductive
load) (optional to be used only if the machine has not the
antifreeze kit “AK” included) (for other possible
configurations see Point 9.25)
SW
digital input
input for remote summer/winter mode switching (closed=
summer mode / open= winter mode)
SW
digital input
input for remote summer/winter mode switching (closed=
summer mode / open= winter mode)
onoff
digital input
remote on/off input (closed=unit on / open=unit off)
Terminal
Type
Connection
Summary of Contents for NGSi 05
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