Connection Of Power Supply; Connection For Using Pd25A Unit - Mitsubishi Electric MELDAS 600 Series Connection Manual

4.3 Connection of Power Supply

4.3.1 Connection for Using PD25A Unit

The PD25A power supply is used to protect the hard disk in the M6 Series.
After the power is turned OFF, 24VDC is output for 300mSec to prevent the power from being cut off
while writing to the hard disk.
(1) PD25A connection
R S T
NFB
NFB
Caution) Refer to "Section 4.4 Connection of Operation Board" for details on connecting with the
operation board.
(2) Power supply specifications
Input : 200/230VAC (−15%, +10%)
Output : 24VDC 3A max
Unit size
Back up time
(Caution) The power cannot be turned ON immediately after the PD25A power has been turned
OFF. Wait approx. two seconds before turning the power ON.
WARNING
Do not damage, apply excessive stress, place heavy things on or sandwich the cables, as
this may lead to electric shocks.
CAUTION
Separate the signal wire from the drive line/power line when wiring.
Do not connect or disconnect the connection cables between each unit while the power
is ON.
CHAPTER 4 SYSTEM CONNECTION
4.3 Connection of Power Supply
Operation board
PD25A
FCU6-KB004/014
ACIN
F171
CF24
ON/OFF
F110
DCIN
(PD25A)
DCOUT
CF01
External power supply unit
130 × 65 × 230
300msec
27
ON/OFF switch
F172
ON
OFF
ON/OFF
HR292/HR293
F110
Display unit
Control unit
Control unit
DCIN
CF01