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TDK-Lambda
EZA11K series
Quick Manual / Practical(I)
2) Explain of Terminal Connection and Panels
EZA11K terminals and Panels are shown in the figure below. Please check with each item of
Quick Manual Basic Guide p5,p6, and Operation Manual.
①
LED of Indicator
The LEDs (3 pcs) indicates operating status of EZA11K.
②
RESET :Tactile Switch
The tactile switch functions as alarm clear button when the alarm is activated due to abnormal
occurrence.
③
ADDRESS : Rotary Switch
The rotary switch functions as the RS-485 address setting for this converter.
④
Grid Connection Terminal (DC320V HVDC Terminal)
DC320V HVDC Power Supply Input Output Terminal, -V, NC*, +V (The fuse is connected to +V)
⑤
CN : External Signal Connector
It is an external signal terminal. I / O are open collector compatible.
⑥
DIP SW
DIP Switch functions as a setting switch to designate operating mode and RS485 parameter of this
converter.
⑦
RS-485 : Serial Interface Connector
LAN cable can be used with the same shape as Ether-net used on RJ-45 PC LAN. However, it is not
compatible with LAN (Ether-net). Check the pin assignment of RS-485 in the instruction manual.
⑧
Battery Connection Terminal (DC240V LVDC Terminal)
DC240V Power Supply Input Output Terminal -V
，
NC*, +V (The fuse is connected to +V)
⑨
Ground terminal(M5 Screw)
NC*: No internal connection
It is a DIP switch that selects whether to control with RS-485
or CN connector.
Use connector
⑦
for communication with RS-485, and
connector
⑤
(CN) for control using open corecter contacts.
