IAI EC-ST15, Instruction Manual

Page: 69 / 210

3.4 Wiring connections (for connectors)
3-7
3. Wiring
3.4 Wiring connections (for connectors)
Here the wiring connection method with a power I/O connector is introduced.
24VDC power supply wiring
Connect the power wiring to the power I/O connector.
Connect the and wiring to the connector terminal block while referring to
the connection diagram.
Connect the [B1] connector terminal and the +24V terminal of
the 24VDC power supply.
Connect the [A1] connector terminal and the 0V terminal of
the 24VDC power supply.
When establishing an external stop switch, add a b-contact switch to the [B1] terminal wiring.
This shuts off the 24V power supply in the stopped state (control/drive power OFF).
Pin
No.
Connector
nameplate
name
Compatible
wire diameter
Required specifications
B1 24V
KIV 0.75mm 2
(AWG18)
Power supply voltage: 24VDC ±10%
Power capacity: Rated 3.5A, max. 4.2A
Wiring length: 10m or less
A1 0V
0V
1
2
+24V
A1
B1
1 2
1
2
Reference
24VDC power supply
connection diagram
Before starting connector wiring,
check the details on pages 3-10 to 11
Power I/O connector