Performance Specifications - Mitsubishi Electric QJ71MT91 User Manual

3 SPECIFICATIONS

3.1 Performance Specifications

Data transmission rate
Flow control
Transmission method
Maximum node-to-node distance
Transmission Maximum segment length
3
specifications
Number of cascade connection stages
Maximum number of connections
Number of routers that can be set
Cable
Connector applicable for external wiring
Automatic
communica-
tion function
Master
function
Dedicated
instruction
Automatic
response
function
Slave function MODBUS
device size
No. of simultaneously acceptable request
messages
GX Developer
Number of simultaneously connectable GX
connection
Developers
function
Number of occupied I/O points
5VDC internal current consumption
External dimensions
Weight
3 - 2
This section provides the performance specifications of the QJ71MT91.
Item
1
3
Number of slaves 4
Function (for send)
Input area size
Output area size
Number of instructions that
can be executed
concurrently 5
Function (for send)
Input area size
Output area size
Function (for receive)
Coil
Input
Input register
Holding register
Extended file register
1: Length between a hub and a node.
2: This is the maximum number of cascade connection stages when a repeater hub is used.
For the maximum number of cascade connection stages, contact to the manufacturer for the
switching hub used.
3: Indicates the number of TCP connections that can be established simultaneously.
4: Indicates the maximum number of slaves that can be communication targets.
5: Indicates the maximum number of dedicated instructions that can be started simultaneously
from a sequence program.
6: IEEE 802.3x flow control is not supported.
Specifications
10BASE-T
10Mbps
Full-duplex:
Not supported
Back pressure congestion
Half-duplex:
control (half-duplex)
Back pressure congestion
control
Base band
200m (656.16ft.)
100m (328.08ft.)
Max. 4 stages 2
64 connections
1 default router + any 8 routers
Cable compliant with the Cable compliant with the
IEEE 802.3 10BASE-T IEEE 802.3 100BASE-TX
Standard (unshielded Standard (shielded
twisted pair cable (UTP twisted pair cable (STP
cable), Category 3 (4, 5)) cable), Category 5)
RJ45
64 slaves
7 functions
4k words
4k words
Up to 8 instructions
MBRW instruction: 9 functions
MBREQ instruction: 19 functions
Max. 253 bytes per instruction
Max. 253 bytes per instruction
12 functions
64k points
64k points
64k points
64k points
Max. 4086k points
64
Max. 8 GX Developers
32 points
0.52A
98 (3.86 in.) (H) × 27.4 (1.08 in.) (W) ×
90 (3.54 in.) (D) [mm]
0.11kg
MELSEC-Q
Reference
Section
100BASE-TX
100Mbps
6
Max. 2 stages 2
Section 2.2
Chapter 4
Section
3.3.1
Chapter 4
Chapter 4
Chapter 4
Section
7.4.1
Section
7.2.3
Appendix 1
3 - 2