26
4.6 Network Specifications for MDU
4.6.1 Electric energy pulse output
Item
Output elements
Contact capacity
Output pulse unit
Output pulse width
Max. wiring length
Solid state relay (SSR), No voltage a contact (113 and 114 terminals: no polarity)
Compatible with 24 VDC and 100 to 200 VAC, 20 mA
1, 10, 100, 1000 and 10000 kWh/pulse (settable)
0.35 to 0.45 s
100 m
Specification
Item
Specification
4.6.2 CC-Link communication
Communication method
Communication speed
Synchronization method
Encoding method
Transmission format
Number of occupied stations
CC-Link version
Max. total extension cable length
Number of connected units
Connecting cable
Broadcast polling method
156 k/625 k/2.5 M/5 M/10 Mbps
Frame synchronization method
NRZI
Conforming to HDLC
Remote device occupying 1 station
CC-Link Ver. 1.10
1200 m (156 kbps), 900 m (625 kbps), 400 m (2.5 Mbps), 160 m (5 Mbps), 100 m (10 Mbps)
Max. 42
Cables applicable to CC-Link Ver. 1.10 (shielded 3-core twisted pair cables)
Note: Refer to the CC-Link Partner Association website (http://www.cc-link.org/) for details.
4.6.3 MODBUS communication
Item
Specification
Communication method
Communication protocol
Synchronization method
Connection method
Communication speed
Bit length
Stop bit
Parity bit
Slave device address
Response time
Terminal resistance
Maximum transmission distance
No. of connectable units
Connection cable
RS-485, 2-wire system, half duplex communication
MODBUS-RTU communication (Binary data transfer)
Start-stop synchronization method
Multidrop network
2400, 4800, 9600, 19200, and 38400 bps
8 bits
1 bit or 2 bits (Default: 1 bit)
ODD, EVEN, and NONE (Default: EVEN)
1 to 127 (Default: 1)
From reception of a query to transmission of a response, it is 1 second or less.
120
Ω
, 1/2 W
1,200 m
Up to 31 units per system
An equivalent cable to SPEV (SB)-MPC-0.2
×
1P (manufactured by MITSUBISHI CABLE INDUSTRIES, LTD.)
Summary of Contents for NF250-HEV
Page 62: ...MEMO ...
Page 63: ......
Page 64: ...Nov 2019 LN107A330H02 IB63E30 A 1911 MEE MDU Breakers ...