Goodrive350-19 series VFD Extension cards
-457-
Category
Symbol
Name
Function
2. Output frequency range: 0
–1 kHz
3. The terminals CME and COM are short
connected through J3 before delivery.
Relay
output
R03A
NO contact of
relay 3
1. Contact capacity: 3A/AC 250 V, 1 A/DC
30 V
2. Do not use them as high-frequency
digital outputs.
R03B
NC contact of
relay 3
RO3C
Common contact
of relay 3
RO4A
NO contact of
relay 4
RO4C
Common contact
of relay 4
A.5 Function description of communication cards
A.5.1 Bluetooth communication card (EC-TX501) and WIFI communication card (EC-TX502)
The indicators and function buttons are described as follows:
Indicator/Button
No.
Name
Function
LED1/LED3
Bluetooth/WIFI status
indicator
This indicator is on when the extension card is
establishing a connection with the control
board; it blinks periodically after the extension
card is properly connected to the control board
(the period is 1s, on for 0.5s, and off for the