2: P
RODUCT
S
PECIFICATIONS
2-144 FC6A S
ERIES
MICROS
MART
U
SER
’
S
M
ANUAL
FC9Y-B1722
Function Specifications
*1 The value when the expansion interface module (expander) + 8 expansion modules (expansion interface side) are used.
*2 The maximum is five modules when the expansion interface remote master module is connected to the Plus CPU module.
Terminal Arrangement and Wiring Examples
■ FC6A-EXM2, FC6A-EXM24
(1) Power supply terminals
For wiring precautions, see "Power Supply and Power Supply Wiring" on page 3-20.
Type No. FC6A-EXM2, FC6A-EXM24
Rated Operating Voltage 24V DC (supplied from external power)
Voltage Fluctuation Range 20.4 to 28.8V DC (including ripple)
Current Draw
Internal Power CPU module side supply 20 mA (5V DC), 0 mA (24V DC)
External Power When maximum number of modules is connected
*1
0.77 A (28.8V DC)
Maximum Power Consumption
*1
19 W (28.8V DC)
I/O
Expansion
Basic Expansion
Side
Connectable CPU modules: All CPU modules
Connectable expansion modules: Maximum of 7 modules
*2
Expansion
Interface Side
Connectable expansion modules: Maximum of 8 modules
Allowable Momentary Power
Interruption
10 ms or longer (when rated power supply voltage)
Isolation between Internal Circuit Not isolated
Withstand Voltage Between power and FE terminals: 500V AC, 1 minute
Insulation Resistance Between power and FE terminals: 10 MΩ or higher (500V DC insulation resistance tester)
Inrush Current 35 A maximum
Ground D-type ground (Class 3 ground)
Ground Wire See "Connection Restrictions When Expanding the PLC" on page 3-37
Power Supply Wire See "Connection Restrictions When Expanding the PLC" on page 3-37
Power Supply
Connector
Insertion/Removal
Durability
100 times minimum
Effect of Improper Power Supply
Connection
Reverse polarity: No operation, no damage
Improper voltage: Permanent damage may be caused
Improper lead connection: Permanent damage may be caused
Weight 150 g
Screw fastened type: FC6A-EXM2 Push-in type: FC6A-EXM24
Applicable connector: FC6A-PMTB03PN02 Applicable connector: FC6A-PMSB03PN02
(1)
24V DC
Power Input
+
-
FE
-
+
External Power
24V DC