Mitsubishi Electric EW-50A, Installation And Instruction Manual

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WT07936X05
2. Introduction
EW-50A/EW-50E is a total management system.
Any connected air conditioning systems can be operated or monitored on the Web browser. EW-50A/EW-50E can
also be used as an expansion controller of AE-200A/AE-200E.
By connecting AE-200A/AE-200E, up to 200 indoor units and other equipment can be controlled.
Hereafter, AE-200A and AE-200E, unless otherwise specified, will be called “AE-200.”
Hereafter, AE-50A and AE-50E, unless otherwise specified, will be called “AE-50.”
Hereafter, EW-50A and EW-50E, unless otherwise specified, will be called “EW-50.”
Note: A PC is required to monitor and operate the air conditioning units.
Note: The required licenses vary, depending on the functions to be used. Consult your dealer.
Note: For how to use the Web browser, refer to the Instruction Book (Integrated Centralized Control Web).
2-1. Part names
Item Description
LED
Power
Lit in green Power ON
Unlit Power OFF
ON/OFF
Lit in green One or more air conditioning units are ON. *1
Blink in green
One or more air conditioning units or other related equipment
are in error.
Unlit All air conditioning units are OFF. *1
Status
Blink in orange Startup error
Blink in blue Software update in progress
Blink in pink Software update failed
LINK/ACT1 Blink in orange Data transmission in progress (LAN1)
LINK/ACT2 Blink in orange BACnet ® data transmission in progress (LAN2)
Push switch
ON/OFF
Used to turn the connected air conditioning units and the other
related equipment ON and OFF all at once.
Reset
Used to reboot the EW-50. (This will not affect the operation
status of the air conditioning units.)
USB port Unused
*1 The operation status of the other equipment are excluded.
USB port
(unused)
Power
LINK/ACT1
ON/OFF
LINK/ACT2
Status
Push switch ON/OFF
Service cover
Push switch Reset