ABB MicroFlex e190, User Manual, Page: 72 / 210

72 Electrical installation: input / output
Digital output - typical connections to an ABB DI561 PLC input module:
2
1
13
3
X3 MicroFlex e190
DO1+
DO1- I0
C0..7
DI561
User
supply
24 V
User
supply
GND
Other I/O

X2: External power supply for the control unit (optional)
An ex24 V, 1 A power supply for the control board can be connected to
terminal block X2. Using an external supply is recommended if:
• the application requires fast start after connecting the drive to the main input
supply.
• fieldbus communication is required when the main input supply is disconnected.

SW1 linear switches - startup functions
The linear switches are read once at startup.
1: Selects normal IP address configuration, or a fixed IP address. The fixed IP
address (192.168.0.1) allows the drive to be accessed if the software assigned IP
address is not known.
Software assigned IP address Fixed IP address 192.168.0.1
2
1
2
1
2: Selects normal operation or firmware recovery mode. Recovery mode allows new
firmware and other configuration files to be downloaded. The fixed IP address
192.168.0.1 is enabled and the
symbol is displayed. Mint WorkBench allows you to
update firmware and view the file system.
Normal operation Recovery mode
2
1
2
1