INVT Goodrive270 Series Operation Manual page 333

Goodrive270 series VFD for fan and pump
Indicator
LED4
LED5
LED6
LED7
LED8
EC-IO503-00 can be used in scenarios where the I/O interfaces of VFD cannot meet the application
requirements. It can provide 2 digital inputs and 6 relay outputs. It is user-friendly, providing relay
outputs through European-type screw terminals and other inputs and outputs through spring
terminals.
EC-IO503-00 terminal functions:
Category Terminal
Power
supply
S9—COM
Digital
input S10—COM
Relay
output
Definition
indicator
Status
indicator
Status
indicator
Status
indicator
Power
indicator
Status
indicator
COM
PW
External power
+24V
Digital input 1
Digital input 2
NO contact of
RO5A
relay 5
NO contact of
RO5C
relay 5
NO contact of
RO6A
relay 6
NO contact of
RO6C
relay 6
Off: RO7 is opened.
On: RO8 is closed.
Off: RO8 is opened.
On: RO9 is closed.
Off: RO9 is opened.
On: RO10 is closed.
Off: RO10 is opened.
On: The expansion card is powered on.
Off: The expansion card is not powered on.
On: The communication card is establishing a
connection with the control board.
Blink (ON: 500ms; OFF: 500ms): The communication
card is properly connected to the control board.
Off: The communication card is disconnected from the
control board.
Name
Used to provide I/O expansion card
working power from the external to the
internal.
Voltage: +24V
PW and +24V are shorted during use.
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-323-
Function
Description
Internal impedance: 3.3kΩ
12–30V voltage input is acceptable
Max. input frequency: 1kHz
Contact capacity:
1A/DC30V
Cannot be used as high frequency
digital output
Expansion card
3A/AC250V,