Omron BU100RS - Page 20

1 Preparation
1-4 Name of each part
BU100RS
19
1
● Rear view
<BU100RS>
A B C D
E F
H G
A: Cooling fan (air vent)
B: RS232C port
C: Contact signal port
D: Remote ON/OFF port
E: Power supply output receptacles
(Backup is performed during power failure.)
F: Input protection
G: AC input plug
H: Terminal block cover
IJ
K
I: AC input plug
J: AC output terminal block
K: Input surge protection GND
<H: Input terminal block cover is dismounted>