
4. POWER SUPPLY CONNECTION
B–63003EN/04
62
Supply power to the control unit from external resouce.
The brackets in the figures are the stand–alone type connector name.
+24V (1)
0V (2)
CP1A (CP1)
Cable
Series 21i/210i control unit
External power
0V
1
3
+24V
2
24VDC stabilized
power
24VDC "10%
AMP Japan
1–178288–3 (housing)
1–175218–5 (Contact)
Select a source that
meets the external
power terminal.
Recommended cable : A02B–0124–K830 (5m)
(Crimp terminal of size M3 is available on the external power side)
External power
CP1A (CP1)
The 24 V DC input to CP1A (CP1) can be output from CP1B (CP2) for
use in branching. The connection of CP1B (CP2) is as shown below. In
this case, the external 24 V DC power supply should have a rating which
is equal to the sum of the current consumed by the control unit and the
current used via CP1B (CP2).
CP1B (CP2)
+24V (1)
0V (2)
0V
1
3
+24V
2
Series 21i/210i control unit External device
Cable
CP1B (CP2)
AMP JAPAN
2–178288–3 (Housing)
1–175218–5 (Contact)
External device
Select a connector that
matches the pin layout of
the external device.
4.3
CABLE FOR POWER
SUPPLY TO
CONTROL UNIT