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All industrial automation equipment comes complete with standard matching accessories and detailed step-by-step commissioning manuals. Unbox, install and commission your automation projects smoothly with full confidence.
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MELSEC-Q Series QJ71MB91
| Transmission specifications - Interface | RS-232: 1 channel RS-422/485: 1 channel |
| Transmission specifications - Transmission speed | 300, 600, 1200, 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 115200 bps • Total transmission speed of two interfaces is available up to 115200 bps. |
| Transmission specifications - Transmission distance - RS-232 | Up to 15 m |
| Transmission specifications - Transmission distance - RS-422/485 | Up to 1200 m (overall distance) |
| Master function - Automatic communication function - Number of slaves | 32 slaves per channel |
| Master function - Automatic communication function - Function (for send) | 7 functions |
| Master function - Automatic communication function - Input area size | 4K words |
| Master function - Automatic communication function - Output area size | 4K words |
| Master function - Communication by dedicated instructions - Number of instructions that can be executed concurrently | 1 per channel |
| Master function - Communication by dedicated instructions - Function (for send) | MBRW instruction: 9 functions MBREQ instruction: 19 functions |
| Master function - Communication by dedicated instructions - Input area size | Maximum 253 bytes per instruction |
| Master function - Communication by dedicated instructions - Output area size | Maximum 253 bytes per instruction |
| Slave function - Automatic response function - Function (for receive) | 17 functions |
| Slave function - MODBUS ® device size - Coil | 64K points |
| Slave function - MODBUS ® device size - Input | 64K points |
| Slave function - MODBUS ® device size - Input register | 64K points |
| Slave function - MODBUS ® device size - Holding register | 64K points |
| Slave function - MODBUS ® device size - Extended file register | Maximum 4086K points |
| Slave function - No. of simultaneously acceptable request messages | 1 request per channel |
| Slave function - Station No. | 1...247 |
| Number of occupied I/O points | 32 points (I/O assignment: Intelligent 32 points) |
| Internal current consumption (5 V DC) | 0.31 A |
| External dimensions - Height | 98 mm |
| External dimensions - Width | 27.4 mm |
| External dimensions - Depth | 90 mm |
| Weight | 0.20 kg |
| General specifications | Refer to the general specifications of the CPU module. |
Place your order before 14:00 for earliest possible shipment handover. With round-the-clock transit operated by our partnered global logistics providers, parcels reach most international destinations following routine customs processing. Normal delivery takes 2–6 business days subject to customs clearance progress.Shipping fees will be charged for all orders under USD 500, and the exact shipping cost will be determined and collected by our logistics carriers. Shipments to remote international regions will incur additional courier surcharges to offset extra cross-border transportation costs.
Factory warranty service is not applicable to this industrial control equipment, and extended warranty packages are not provided for this item.
