ELECTRIC CHARACTERISTICS OF THE INPUTS/OUTPUTS
Output for 2 pipe valve control or 4 pipe cold valve
Uscita per controllo valvola aggiuntiva 4 tubi/resistenza/Coldplasma
Neutral output for fan and valve supply
Power supply neutral input
Power line input
Earth supply
USING THE
FEATURES OF THE USER INTERFACE
The AER503IR thermostat has a user interface with a back-lit LCD that contains 4 back-lit capacitive keys.
KEYS :
IMAGE
20
Output for minimum fan speed control
Y2 Y1 V1 V2 V3
N
N
L
PE
I/O
DC1
Max Vout: 10V DC, I max 5 mA
GND
DC2
Max Vout: 10V DC, I max 5 mA
SA
NTC 10Kohm @ 25°C
GND
SW
NTC 10Kohm @ 25°C
CE
Digital input not insulated with respect to the power supply
PE
L
Vin: 230V AC, Imax: 5A
N
Vin: 230V AC, Imax: 5A
N
Vout: 230V AC, Imax: 5A
V3
Vout: 230V AC, Imax: 0.7A
V2
Vout: 230V AC, Imax: 0.7A
V1
Vout: 230V AC, Imax: 0.7A
Y1
Vout: 230V AC, Imax: 0.1 A
Y2
Vout: 230V AC, Imax: 0.1 A
NAME
MODE/SELECT
ON/OFF
UP
DOWN
Output for average fan speed control
Output for maximum fan speed control
DC1
Analog output 0 ÷ 10 Vdc for inverter fan control
GND
GND 0 ÷ 10 Vdc inverter fan control or modulating valve
DC2
Analog output 0 ÷ 10 Vdc for modulating water valve control
SA
Additional room air probe input
GND
GND additional ambient air probes and water probe
SW
Water probe input
Multi-function input
(For the contact functions, refer to the dedicated chapter.)
Electrical characteristics
Activation of the test procedure
Increase of the value of the displayed parameter
Navigation between the parameters in the menu
Operating setpoint decrease
Decrease of the value of the displayed parameter
Navigation between the parameters in the menu
FUNCTION
Change operating mode
Thermostat on/off
Switch to parameters menu
Operating setpoint increase