Mitsubishi Electric LMAP02, Installation Manual

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10
4. System Settings
<Notes>
This chapter only addresses the system settings of this product.
For the installation work and electrical work, refer to the last chapter “ 3. Installation ”.
Read and understand the contents of Chapter 1 “Safety Precautions ” before performing the installation.
4-1 If not used together with MELANS.
The system setting is different depending on the system configuration connected.
Check the system configuration.
1. When the system controller is not used together.
2. When the system controller is used together.
Note: Function switch setting of LM-AP is different according to the management item of the equipment
connected with L
ON
W
ORKS
® . Carefully set the system.
SW1-2 [OFF]
TB2
CN41
CN41
CN40
E
TB7 TB3
TB7
TB3
OC
OC
SW2-1 [OFF]
SW2-1 [OFF]
M-NET transmission line
(Centralized control line)
as is
Factory setting
247
CN41
OFF
OFF
CN41
M-NET transmission line
(Indoor/outdoortransmission line)
M-NET transmission line
(Indoor/outdoortransmission line)
as is
CN41
M-NET address of LM-AP
LM-AP power switch connector
Combined switch for LM-AP system controller
OC central control (SC) on/off switch
OC power supply connector
SWU2, 1 [201 to 250]
CN41 to CN40 (supplies power)
SW1 - 2 [OFF] (Not used together with MELANS)
SW2 -1 [OFF] (No central control)
CN41 as is (power not supplied)
Iteam Setting
❇
OC : Outdoor Unit
: Switch Position
LM-AP
Switch the short-circuit connector
from CN41 to CN40.LM-AP
M-NET address 201 to 250 [factory setting 247]
(* Setting of position 100 not required.)
(Note:1)When connecting LOSSNAY, settings must be made in the LM-AP.
1) Do not sequence LOSSNAY to the air conditioner. (Independent LOSSNAY)
Or when operation is to be controlled from
L
ON
W
ORKS
®
(BMS etc.) connectedto the LOSSNAY remote control.
LOSSNAY selection switch. (SW1-5)[ON]
2) When sequencing LOSSNAY to the air conditioner (sequenced LOSSNAY), and not controlling operation
from an
L
ON
W
ORKS
®
. (BMS etc.)
LOSSNAY selection switch. (SW1-5)[OFF]
When sequencing LOSSNAY to the air conditioner, the indoor unit and LOSSNAY sequence must be
registered from the remote control.(Refer to the remote control installation manual for details on registering.)
(Note 2)When changing the system configuration, such as the M-NET address, always carry out the following steps.
Always turn the power OFF before changing the LM-AP settings.
1) Make changes to change the unit system.(Addition of indoor unit, change of M-NET address, change of group, etc.)
2) Turn the LM-AP service switch (SW2-1) [ON].
Change the LM-AP system information delete switch (SW3-2) from [OFF] to [ON].
3) When erasing the system information, the maintenance LED “System Information Erase LED (LED001)” will turn ON.
4) When the system information has been erased, the maintenance LED “System Information Erase LED (LED001)”
will turn OFF, and the maintenance LED “System Information Erase Complete LED (LED002)” will turn ON.
5) Turn the LM-AP service switch (SW2-1) [OFF].
Change the LM-AP system information delete switch (SW3-2) from [ON] to [OFF].
Turn the LM-AP power OFF.
7) To change the LM-AP M-NET address and settings, carry out the changing work.
8) Turn the LM-AP power ON.
(Note 3) Refer to the “System Design and Construction Manual” for the outdoor unit for details on the M-NET wiring length.
(Note 4) Set the M-NET address so that it is not duplicated with other units.
Shielded line ground
ON
OFF
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9 10
10
ON
OFF
ON
OFF