Extended Sram Cassette; Redundant Function Module - Mitsubishi Electric MELSEC iQ-R Series User Manual

7.2

Extended SRAM Cassette

This section describes the performance specifications of the extended SRAM cassette.
Item
Capacity
Number of insertions and removals
External dimensions
Weight
7.3

Redundant Function Module

This section describes the specifications of the redundant function module.
Item
Tracking cable
Optical fiber specifications
Connector specifications
Laser class (IEC 60825-1)
Number of occupied I/O points
Internal current consumption (5VDC)
External dimensions
Weight
*1 The use of all the I/O signals is prohibited because they are used by the system.
Optical fiber cables with connectors are available from Mitsubishi Electric System & Service Co., Ltd.
(Catalogs of the optical fiber cables are also available.)
• Type: Multimode optical fiber (GI)
• Model: QG series
In addition, on-site connector polishing, terminal assembly, and fusion splicing are available. Please consult
Mitsubishi Electric System & Service Co., Ltd.
7 PERFORMANCE SPECIFICATIONS
78
7.2 Extended SRAM Cassette
Height
Width
Depth
Cable specifications
Maximum cable length
Height
Width
Depth
NZ2MC-2MBSE
(ECC-compatible)
2M bytes
Limited to 50 times
49mm
32mm
18.5mm
20g
R6RFM
An optical fiber cable compliant with the following standards
(multimode optical fiber (GI))
• IEEE 802.3 (1000BASE-SX)
• IEC 60793-2-10 Types A1a.1
550m
Standard: IEEE802.3, IEC 60793-2-10 (Types A1a.1)
Outside diameter of the core/clad: 50m/125m
Transmission loss: 3.5dB/km or lower [=850nm]
Transmission band: 500MHzkm or more [=850nm]
Duplex LC connector
Standard: IEC 61754-20 (Type LC connector)
Connection loss: 0.3dB or lower
Polished surface: PC (Physical Contact) polishing
Class 1 laser product
*1
32 points
0.88A
106mm (Base unit mounting side: 98mm)
27.8mm
110mm
0.18kg
NZ2MC-8MBSE
(ECC-compatible)
8M bytes