The On/Off Inputs; The Controls; Setting Up Pro-Dialog+ Control; General Features - Carrier HSM Manuel D'utilisation

3.5 - The on/off inputs

The control accepts on/off inputs in any operating mode.
The inputs are:
• Anti-legionnella contact
• Volt-free summer contact (to prevent heating)

3.6 - The controls

3.6.1 - Water pumps
Depending on the configuration, the control regulates the
following pumps or circulators:
P1 Pump for water loop 1 (radiators)
P2 External water pump for the heat pump
P4 Pump for water loop 2 (floor heating)
P5 Pump to reheat the domestic hot water valve loop
P7 Pump for domestic hot water circulation
P7-2 Pump for domestic hot water circulation in an additional tank
Please refer to the installation examples on pages 9 to 11.
3.6.2 - The valves
Depending on the configuration, the control regulates the
following valves:
SV21 District heating heat exchanger valve for heating
SV27 District heating heat exchanger valve for domestic hot water
SV31 Three-way mixing valve for back-up heating
SV32 Heating/domestic hot water change-over valve
SV34 Three-way control valve for water loop 2
SV35 Three-way mixing valve for domestic hot water
Please refer to the installation examples on pages 9 to 11.
3.6.3 - electric heating stages
The control regulates from one to four back-up heating
stages.
3.6.4 - The relays
Two relay outputs indicate the operating or alarm status of
the heat pump associated with the HSM.

4 - SETTING UP PRO-DIALOG+ CONTROL

4.1 - General features

The interface includes different screens:
• Default screens with direct display of the main
parameters,
• Menu screens for navigation,
• Data/configuration screens listing the parameters by
type,
• Operating mode selection screen,
• Password entry screen,
• Parameter modification screen.
NOTE: If the interface is not used for a long period, it will
go black. The control is always active, the operating mode
remains unchanged. The interface screen is re-animated,
when the user presses a key. Pressing the key once illumi-
nates the screen, pressing the key a second time leads to a
screen that is related to the context and the key symbol.

4.2 - Default screen characteristics

There are four default screens. Each screen shows:
• The unit status, its screen number,
• Three displayed parameters.
OFF
Heat Pump Alarm State
Hp_alarm
Pulldown Timer
timer
Sanitation Timer
sanitime
Pressing the or key changes one default screen to
another default screen. The screen number is updated.

4.3 - Password screens

To change from any default screen to the password screen
= press the key.
Enter password
0***
(0 = basic access)
The password is entered digit by digit. The cursor is shown at
the current digit that flashes. Arrow keys
the digit value. The digit modification is validated with key
and the cursor is moved to the next digit.
Enter password
1_**
(0 = basic access)
Pressing the key at a digit without value validates the
overall selection of the password. The screen is refreshed
by the menu list, and the items displayed depend on the
level of the activated password.
The entry of an incorrect password keeps the password
entry screen.
Password selection 0 (zero) can simply be made by pressing
the key twice in succession.
1 On the left the unit status, on the right
the screen number
Description of the first parameter
0 Name, value, unit of the variable
Description of the second parameter
30 min Name, value, unit of the variable
Description of the third parameter
0 min Name, value, unit of the variable
Password selection screen
Password
Description
or modify
The first digit is 1, the cursor is
positioned on the second digit
5
en
ENGLISH