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QJ71NT11B Mitsubishi MELSEC-Q Series MELSECNET/H
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Quick facts
| Availability | Confirmed on request |
| Category | Mitsubishi MELSEC-Q Series – Information/network |
| Lifecycle | Active mature |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can QJ71NT11B be shipped?
QJ71NT11B 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 QJ71NT11B 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 QJ71NT11B 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 QJ71NT11B, subject to availability and destination.
The Mitsubishi Electric QJ71NT11B is a MELSECNET/H in the MELSEC-Q Series. MELSECNET/H PLC to PLC network, control/normal station, twisted bus system, connection cable: shielded twisted pair cable or CC-Link Ver.1.10-compatible cable, transmission path format: bus (RS-485). Mitsubishi Electric has announced its discontinuation (2029/02 To be end of order) — plan spares now; PartnerPLC also sources it on the surplus market after the end of order. Specifications and manuals below are Mitsubishi Electric's own data.
Specifications
Product
| Series | MELSEC-Q Series |
| Category | MELSECNET/H |
| Type | Twisted bus |
| Sales status | 2029/02 To be end of order (Mitsubishi Electric) |
| Outline | MELSECNET/H PLC to PLC network, control/normal station, twisted bus system, connection cable: shielded twisted pair cable or CC-Link Ver.1.10-compatible cable, transmission path format: bus (RS-485) |
Specifications
| Maximum number of link points per network: LX/LY | 8192 points |
| Maximum number of link points per network: LB | 16384 points |
| Maximum number of link points per network: LW | 16384 points |
| Maximum number of link points per station: PLC to PLC network | • MELSECNET/H mode: {(LY+LB)/8＋(2×LW)}≦2000 bytes • MELSECNET/H Extended mode: {(LY+LB)/8+(2×LW)}≦35840 bytes |
| Communication speed | 156 kbps/312 kbps/625 kbps/1.25 Mbps/2.5 Mbps/5 Mbps/10 Mbps |
| Maximum number of connectable stations: PLC to PLC network | 32 stations (Control station: 1, Normal stations: 31) |
| Overall cable distance | Shielded twisted pair cable 156 kbps: 1200 m 312 kbps: 600 m 625 kbps: 400 m 1.25 Mbps: 200 m CC-Link Ver.1.10-compatible cable 156 kbps: 1200 m 312 kbps: 900 m 625 kbps: 600 m 1.25 Mbps: 400 m 2.5 Mbps: 200 m 5 Mbps: 150 m 10 Mbps: 100 m |
| Communication cable | Twisted pair cable or CC-Link Ver.1.10-compatible cable |
| Maximum number of networks | 239 |
| Maximum number of groups | 32 |
| Network topology | Bus (RS-485) |
| Communication method | Token bus |
| Synchronization method | Frame synchronization method |
| Encoding method | Manchester code |
| Transmission format | HDLC compliant (frame type) |
| Error control system | Retries based on CRC (X 16 + X 12 + X 5 + 1) and timeover |
| Number of occupied I/O points | 32 points (I/O assignment: Intelligent 32 points) |
| Internal current consumption (5 V DC) | 0.6 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
| Q Corresponding MELSECNET/H Network System Reference Manual (PLC to PLC network) (SH-080049-T) | PDF · 11.35MB |
| Before Using the Product (BCN-P5836E-E) | PDF · 0.13MB |
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