Switch Settings - Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook

[2-3 Switch Settings ]

2) Remote controller wiring
Type
Number of
cores
Cable type
Cable size
Maximum overall line
length
*1 MA remote controller refers to MA remote controller (PAR-31/32/33MAA, PAR-21MAA), MA simple remote controller,
and wireless remote controller.
*2 ME remote controller refers to ME remote controller, Compact ME remote controller, and LOSSNAY remote control-
ler.
*3 The use of cables that are smaller than 0.75mm
*4 When connected to the terminal block on the Simple remote controller, use cables that meet the cable size specifi-
cations shown in the parenthesis.
*5 When connecting PAR-31MAA or MA Simple remote controller, use sheathed cables with a minimum thickness of
2
0.3 mm .
2-3

Switch Settings

1. Switch setting
The necessary switch settings depend on system configuration. Before performing wiring work, refer to the following page(s).
[2-7 Example System with an MA Remote Controller]
[2-8 Example System with an ME Remote Controller]
[2-9 Example System with an MA and an ME Remote Controller]
If the switch settings are changed while the unit is being powered, those changes will not take effect, and the unit will not
function properly.
Units on which to set the switches
CITY MULTI indoor unit
*1
LOSSNAY
ME remote controller
MA remote controller
CITY MULTI outdoor unit
Hydro unit
*1. Applicable when LOSSNAY units are connected to the indoor-outdoor transmission line.
*2. When setting the switch SW4 of the control board, set it with the outdoor unit power on. Refer to the following page(s).
[5-1-1 Outdoor Unit Switch Functions and Factory Settings]
BS_02_E
MA remote controller
VCTF, VCTFK, CVV, CVS, VVR, VVF, VCT Shielded cables CVVS, CPEVS, and MVVS
2-core cable
2 *3 *5
0.3 to 1.25mm
[AWG22 to 16]
200 m [656ft] max.
Main/sub unit
Main/sub remote
controller
*2
Main/sub remote
controller
*1
2-core cable
0.3 to 1.25mm
[AWG22 to 16]
(0.75 to 1.25mm
The section of the cable that exceeds 10m
[32ft] must be included in the maximum in-
door-outdoor transmission line distance.
2
(AWG18) is recommended for easy handling.
Symbol Units to which the power must be shut off
IC Outdoor units and Indoor units
LC Outdoor units and LOSSNAY
RC Outdoor units
MA Indoor units
OC Outdoor units
HU Outdoor units, Hydro units
*2
ME remote controller
2 *3
2 *4
) [AWG18 to 16]
*2
chapter 2 -
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