Mitsubishi Electric PURY-WP-YJM-A Data Book page 161

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3. System remote controller
Power supply unit
PAC-SC51KUA
CENTRALIZED CONTROLLER AG-150A
LAN
AG-150A
(GB-50ADA)
AG-150A(GB-50ADA)
web or TG-2000A
Temperature sensor,
humidity sensor,
etc.
* This figure omits the power supply line and only shows the transmission line.
<Restrictions>
Maximum of 50 units per
AG-150A/GB-50ADA
However, the number of units that can be connected to a AG-150A/GB-50ADA is up to 50 including this device, an indoor unit,
LOSSNAY unit, etc.
• For the shield ground of the M-NET centralized control line, use single-point grounding at the power unit for
the transmission line.
However, when supplying electric power to the M-NET centralized control line from the R410A series outdoor
unit
outdoor unit. *1 : Except PUMY model.
Furthermore, when connecting the M-NET transmission line of this device to the M-NET indoor control line,
NOTE
use grounding at the TB3 for each outdoor unit system.
• If the M-NET transmission line of this device is connected to an M-NET indoor control line and the outdoor
unit is down because, for example, the power supply is interrupted for servicing or there is a failure, the AI
controller cannot be set and monitored from the system controller.
• The sensor connected to the AI controller can only be monitored from AG-150A/GB-50ADA Web browser and
TG-2000A.
The
Centralized control line
M-NET
M-NET
TB7
TB3
HBC
controller
24 VDC Power
AI controller
Supply
(3) (4)
(1)
(2)
Upper/lower limit
alarm interlock
devices, etc.
*1
without using a power supply unit for the transmission line, use single-point grounding at the TB7 of that
sensor
cannot be monitored from the
CONTROLLER
Indoor control line
AI controller
HYBRID CITY MULTI
(1)
Temperature sensor,
humidity sensor,
etc.
(1) Channel 1 temperature or humidity sensor input
(2) Channel 2 temperature or humidity sensor input
(3) Channel 1 upper/lower limit alarm output
(4) Channel 2 upper/lower limit alarm output
AG-150A
LCD.
24 VDC Power
Supply
(3) (4)
(2)
Upper/lower limit
alarm interlock
devices, etc.
3 - 76

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