3 - 1
SPECIFICATIONS
3
3 - 1
MELSEC-F
3
3 SPECIFICATIONS
This section explains the Ethernet module general specifications, performance
specifications and transmission specifications.
3.1 General specifications
For items not listed below, specifications are the same as those of the PLC main unit.
For general specifications, refer to the manual (Hardware Edition) of the PLC main unit.
3.2 Performance Specifications
The following explains the performance specifications of the Ethernet module.
*1 Length between the Hub and node.
*2 The value indicates the number of connectable stages when the repeater hub is used. Contact the manufacturer of the switching hub for the number of
connectable stages when using the switching hub.
Item
Specification
Ambient temperature
0 to 55 (32 to 131 ) when operating and -20 to 75 (-4 to 167 ) when stored
Dielectric withstand voltage
500 V AC for one minute
Between all terminals and the ground terminal
Insulation resistance
5M or more by 500V DC
Item
Specification
Transmission
specifications
Data transmission speed
100 M bps
10 M bps
Communication mode
Full-duplex/Half-duplex
Transmission method
Base band
Maximum segment length
100 m (328' 1")
*1
Maximum number of
nodes/connection
Cascade connection Maximum 2 stages
*2
Cascade connection Maximum 4 stages
*2
Transmission
data storage
memory
Number of simultaneously open
connections allowed
8 connections
(Connections usable by the sequence program)
Fixed buffer
1023 word 8
Attached file
2048 words 1
Main text
256 words 1
Number of I/O occupied points
8 points
24V DC external power supply
240mA, 24V DC +20%, -15%, ripple (p-p) less than 5%
Allowable instantaneous power failure time
Operation can be continued upon occurrence of instantaneous power failure for 1 ms or less.
5V DC internal power supply
5V DC of PLC is not used.
(5V DC is converted from 24V DC external power supply.)
Make sure to observe the power-on timing and the procedure.
Number of connectable units to the main unit
1
Applicable PLC
FX
3G
PLC
: Ver. 1.00 or later
FX
3U
/FX
3UC
PLC: Ver. 2.21 or later
External dimensions
90 (3.55") (H) 55 (2.17") (W) 87 (3.43") (D) [mm] (inches)
Weight
0.3 kg (0.66 lbs)