Midea TempMaker Series Technical Manual page 147

MCAC-UTSM-2014-03 R410A 380~415V 3Ph 50Hz TempMaker Series Split AC
3.6 Installation
The wireless remote controller is the standard controller for split series air conditioner. Wired
controller as optional controller can directly be connected with the display board of the indoor
units. Centralized controller should be connected with the main PCB board of the indoor unit
through network interface module, which is named as MD-NIM01.
1) The installation of network interface module
Outlook of MD-NIM01
The first green lighter: Ready indicator. When the module and controller is connected rightly, the
lighter will be on; otherwise, it will be off. If the unit is in the status of locking remote controller
and locking mode, the lighter will flash.
The second green lighter: Communication indicator. When there is any signal between the
network interface module and centralized controller, the indicator will be on.
The third lighter: Alarm indicator. If there is any error between the module and controller for
communication, it will be on.
146