Alarm Signal - Mitsubishi Electric Climaveneta i-BX-004-013M Installation, Operation And Service Manual

INSTALLER CONNECTIONS
HL1 Configurable contact
This contact can be configured for the following functions:

• Alarm signal

• Secondary circuit pump
• Dehumidifier
Alarm signal
A visual or audible signal device can be activated if the unit
shuts down due to a malfunction.
Configure the contact, selecting the desired function by set-
ting parameter 015A:
Description
Enable the contact as:
- RELAY ALARM
- DEHUMIDIFIER
- AT1 PUMP
- SUMMER/WINTER
Secondary circuit pump
If the system features a low-loss header, contact HL1 can
be used to activate the circulating pump on the secondary
circuit.
Configure the contact, selecting the desired function by set-
ting parameter 015A:
Description
Enable the contact as:
- RELAY ALARM
- DEHUMIDIFIER
- AT1 PUMP
- SUMMER/WINTER
Contact HL1 rating, 1 A.
KM2 - SA8 - SA9 Contact configurable as unit operating modes signal (cooling / heating)
The contact is activated in relation to the selected operating mode, cooling/heating.
The contact configured as "cooling/heating signal" allows management of mixed systems, comprising, for example, radiant pan-
els for heating and fan coils for cooling in summer.
The contact allows the selector valve positions to be changed over so as to bypass the heating storage tank and deviate flow to
the fan coil system.
The contacts kM2 - SA8 - SA9 can be configured as "cooling/heating signal" by modifying the following parameters accordingly.
Contact kM2 configured as "cooling/heating signal":
Description
Enable contact as:
- HEATER
- SUMMER/WINTER
28 i-BX-(Y)_i-BX-N-(Y) EN
Menu Parameter Value to be UOM
no. set
Mn01 015A RELAY
ALARM
Menu Parameter Value to be UOM
no. set
Mn01 015A AT1 PUMP
Menu Parameter Value to be UOM
no. set
Mn01 015B SUMMER
WINTER
16 17
-
16 17
230V 50Hz
U N
-
-
M
230V 50Hz
U N
36 37 38
GND TxRx +
2
N
L
1
1 Storage tank
2 System pump HL1
3 Zone2 remote keypad
Heating
Mixing Water Mixed water
valve Pump Temp. Probe
M
3 way
valve
I A
3
TxRx - N L
230/1/50
Cooling