Power Supply Modules
3-26
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
3.9 Power Supply Module PS 407 20A;
(6ES7407-0RA00-0AA0)
Function
The PS 407 20 A power supply module is designed for connecting to an AC line
voltage of 120/230 VAC and supplies 5 VDC/20 A and 24 VDC/1 A on the
secondary side.
Controls and Indicators of the PS 407 20 A
• FMR pushbutton (Failure Message Reset)
• Standby switch (does not cut off mains)
• Switches BATT. INDIC.
2 BATT, OFF, 1 BATT
• Voltage selector switch
• Battery compartment
• 3-pin plug-in power connector
• Fixing screw
• Fixing screws
• LEDs INTF,
BAF, BATT1F, BATT2F, 5 VDC, 24 VDC
PS 407 20A
407-0RA00-0AA0
X2
34
1
FMR
BATT. INDIC.
2 BATT
230
VOLTAGE
1 BATT
OFF
INTF
BAF
BATTF
5 VDC
24 VDC
BATTF
2
3
BATT.1 BATT.2
+
–
+
–
Under cover
Figure 3-5 Controls and Displays of the PS 407 20A
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