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QJ71FL71-B2 Mitsubishi MELSEC-Q Series FL-net (OPCN-2)
Discontinued by Mitsubishi Electric (Factory Automation) — we can still source the original QJ71FL71-B2 (new, used or refurbished, subject to availability). Request a quote below.
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Quick facts
| Availability | Confirmed on request |
| Category | Mitsubishi MELSEC-Q Series – Information/network |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
Can I still buy the QJ71FL71-B2 now that it is discontinued?
Yes. Mitsubishi Electric (Factory Automation) has discontinued the QJ71FL71-B2, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.
When can QJ71FL71-B2 be shipped?
QJ71FL71-B2 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up QJ71FL71-B2 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for QJ71FL71-B2 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for QJ71FL71-B2, subject to availability and destination.
The Mitsubishi Electric QJ71FL71-B2 is a FL-net (OPCN-2) in the MELSEC-Q Series. FL-net (OPCN-2) Ver.1.00 10BASE2. Mitsubishi Electric has discontinued it (2017/02 Discontinued); PartnerPLC sources discontinued Mitsubishi parts on the surplus market for maintenance of existing machines. Specifications and manuals below are Mitsubishi Electric's own data.
Specifications
Product
| Series | MELSEC-Q Series |
| Category | FL-net (OPCN-2) |
| Type | Ver.1.00 |
| Sales status | 2017/02 Discontinued (Mitsubishi Electric) |
| Outline | FL-net (OPCN-2) Ver.1.00 10BASE2 |
Specifications
| Transmission specifications: Type | 10BASE2 |
| Transmission specifications: Data transmission speed | 10 Mbps (Half-duplex) |
| Transmission specifications: Transmission method | Base band |
| Transmission specifications: Electric interface | IEEE802.3 standard (CSMA/CD standard) |
| Transmission specifications: Transmission protocol | UDP/IP FA link protocol |
| Transmission specifications: Maximum node-to-node distance | 925 m |
| Transmission specifications: Maximum segment length | 185 m |
| Transmission specifications: Maximum number of nodes in system | 254 |
| Transmission specifications: Maximum number of nodes/connection | 30 units/segment |
| Transmission specifications: Interval between the minimum nodes | 0.5 m |
| Transmission specifications: Cyclic data volume | Maximum (8 k bits + 8 k words)/system Maximum (8 k bits + 8 k words)/node |
| Transmission specifications: Message data volume | Maximum 1024 bytes |
| Link data specifications: Common memory area | Area 1 (bit area): 8 k bits Area 2 (word area): 8 k words |
| Link data specifications: Virtual address space and physical memory | ― |
| Link data specifications: Error log memory area | 512 words |
| Link data specifications: Status memory area | Bit area: 2 k bits Word area: 2 k words |
| Link data specifications: Local node network parameter setting area | 96 words |
| Link data specifications: Other node network parameter setting area | 2048 words |
| Link data specifications: Network parameter acquisition area | 512 words |
| Link data specifications: Device profile memory area | 512 words |
| Link data specifications: Message area (Transient area) | Maximum 1024 bytes×2 (1 for each of transmit and receive) |
| Number of occupied I/O points | 32 points (I/O assignment: Intelligent 32 points) |
| Internal current consumption (5 V DC) | 0.60 A |
| External dimensions: Height | 98 mm |
| External dimensions: Width | 27.4 mm |
| External dimensions: Depth | 90 mm |
| Weight | 0.13 kg |
Specifications
| General specifications | Refer to the general specifications of the CPU module. |
Downloads & documentation
Official documents from Mitsubishi Electric (Factory Automation), downloaded directly from the manufacturer.
Data sheets & manuals
| FL-net (OPCN-2) Interface Module User's Manual (SH-080350E-L) | PDF · 2.97MB |
| Before Using the Product (BCN-P5797) | PDF · 0.13MB |
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