Mitsubishi Electric MELSEC-Q Series - Chapter 3 Specifications; Performance Specifications

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CHAPTER 3 SPECIFICATIONS
This chapter describes the performance specifications and function lists of the CC-Link IE Controller Network module.
For general specifications, refer to the following.
QCPU User's Manual (Hardware Design, Maintenance and Inspection)
3.1 Performance Specifications
The performance specifications of the CC-Link IE Controller Network module are shown below.
Item
Specification
QJ71GP21-SX QJ71GP21S-SX
Max. number of link
points per network
LB
32K points (32768 points, 4KB)
(Basic model QCPU or safety CPU: 16K points (16384 points, 2KB))
LW
128K points (131072 points, 256KB)
(Basic model QCPU or safety CPU: 16K points (16384 points, 32KB))
LX 8K points (8192 points, 1KB)
LY 8K points (8192 points, 1KB)
Max. number of link
points per station
LB
16K points (16384 points, 2KB)
For the extended mode: 32K points (32768 points, 4KB)
LW
16K points (16384 points, 32KB)
For the extended mode: 128K points (131072 points, 256KB)
LX 8K points (8192 points, 1KB)
LY 8K points (8192 points, 1KB)
Transient transmission capacity Up to 1920 bytes
Communication speed 1Gbps
Number of stations per network
When Universal model QCPU is used for control station: 120
(Control station: 1, Normal station: 119)
*1
When any other than Universal model QCPU is used for control station: 64
(Control station: 1, Normal station: 63)
*2
Connection cable
Optical fiber cable (Multimode fiber) ( Page 38, Section 2.2.1)
Overall cable distance 66000m (When 120 stations are connected)
Station-to-station distance (Max.) 550m (Core/Clad = 50/125 (µm))
Max. number of networks 239
Max. number of groups 32
Transmission path Duplex loop
Optical fiber specifications 1000BASE-SX(MMF) optical fiber cable
Standard IEC60793-2-10 Types A1a.1(50/125µm multimode)
Transmission loss
(max.)
3.5 (dB/km) or less (= 850nm)
Transmission band
(min.)
500 (MHz•km) or more (= 850nm)
Connector specifications Duplex LC connector
Standard IEC61754-20: Type LC connector
Connection loss 0.3 (dB) or less
Polished surface PC (Physical Contact) polishing