Mitsubishi Electric G-50A Operation Manual page 12

4-2-3-2 Settings for when the G-50A is connected to an existing LAN
When connecting the G-50A to an existing LAN, consult with the network administrator who is responsible for
the LAN before setting the IP address, subnet mask, or gateway address.
[Example of a Permanent LAN System]
G-50A
IP Address :10.130.1.1
Subnet Mask :255.255.255.0
G/W Address :10.130.1.250
4-2-4 External Input Setting
In the External Input Setting menu, set the G-50A external input function. By using external input functions, it is
possible to stop and run multiple air conditioners connected to the G-50A via the separately sold external I/O
adapter for G-50A (Model: PAC-YG10HA-E) using level signals and pulse signals.
(1) Select [Not in use] when not using the external input function.
(2) Selecting [Emergency stop (Level signal)] makes it possible to stop multiple units by using a level signal.
While this stop operation is being performed, operations such as running or stopping units are prohibited
on the G-50A unit or remote control.
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Connection to G-50A (CN2)
(3) Selecting [ON/OFF (Level signal)] makes it possible to run or stop multiple units using a level signal. In this mode,
all air conditioner units connected to the G-50A will be run or stopped and run/stop operations will be prohibited
on the G-50A unit or remote control.
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Connection to G-50A (CN2)
Gateway
IP: 10.130.1.250
Receive from the LAN
administrator.
Web Monitor PC
IP Address
Subnet Mask
G/W Address
Emergency stop/normal
DC 12V
Run/Stop
DC12V
Backbone LAN
Receive from the LAN
administrator
:10.130.1.101
:255.255.255.0
:10.130.1.250
Contact ON
Contact OFF
Normal
Contact ON
Contact OFF
Stop
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Gateway
IP: 10.130.2.250
.
Web Monitor PC
IP Address :10.130.2.51
Subnet Mask :255.255.255.0
G/W Address :10.130.2.250
Emergency
Normal
Stop
Run Stop