Mô đun cáp quang MelsecNet/10 Mitsubishi AJ71LP21

Đặc tính kỹ thuật:

Mã hàng: AJ71LP21

Fiber-Optic cable Data link

Application: the control station, normal station and remote master station of MELSECNET/10

Max link points per network:

• X/Y: 8192 points
• B: 8192 points
• W: 8192 points

Max link points per station: <2000 bytes

Chế độ hoạt động - mode: MELSECNET/10

Tốc độ truyền thông: 20 Mbps (multiple transmission)/10Mbps

Phương pháp truyền: Token ring

Phương pháp đồng bộ: Frame synchronous

Transmission route format: duplex loop

Overall distance: 30 km (tham khảo tài liệu)

Station to station distance: 500m ~ 1km

Số network kết nối: 255 (the sum total of PLC to PLC network and remote I/O network)

Số groups: 9 (only for PLC to PLC network)

Số station/network:

• PLC to PLC network: 64 stations (control station: 1; normal stations: 63)
• Remote I/O network: 65 stations (remote master station: 1; remote i/o staions: 64)

Số mô đun trên 1 CPU: 

• AnUCPU: 4
• CPU khác: 1

Cododing method: NRZI encoding (Non return to zero Inverted)

Transmission format: conform to HDLC (frame format)

Error control method: retry by CRC

RAS function:

• Loopback function on error detection or cable disconnection
• Diagnostic function for local link circuit check
• Prevention of system down due to shifting to control station (only for PLC to PLC network)
• Abnormality detection by link special relay and registor
• Network monitor, each type of diagnostic function

Transient transmission:

• N:N intercommunication (monitor, program ubload/download, etc)
• ZNRD/ZNWR instructions (N:N): AnUCPU dedicated instructions

Nguồn nội tiêu thụ: 5VDC 0.65A

Đấu dây: 2-core optical connector plug

Mở rộng cổng truyền thông cáp quang mạng Melsecnet/10 "plc to plc" cho PLC Mitsubishi:

(tham khảo MelsecNet10_plc to plc_reference trang 34/306)

• AnS CPU: A1CPU(P21/R21), A1NCPU, A1NCPU-R21, A1NCPU-P21, A2CPU(P21/R21), A2NCPU(P21/R21), A2CPU(P21/R21)-S1, A2NCPU(P21/R21)-S1, A3CPU(P21/R21), A3NCPU, A3NCPU(P21/R21), A3HCPU(P21/R21), A3MCPU(P21/R21), A73CPU(P21/R21)
• AnA CPU: A2ACPU, A2ACPU-R21, A2ACPU-P21, A2ACPU(A21/R21)-S1, A3ACPU-P21, A3ACPU-R21

Truyền thông cáp quang mạng Melsecnet/10 "remote io" là 1 master station cho PLC Mitsubishi 

(tham khảo MelsecNet10_remote io_reference trang 27/292)

• AnUCPU: A2UCPU, A2UCPU-S1, A3UCPU, A4UCPU (ver N or later)

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Tài liệu: 

AJ71LP21_BR11_userManual

MelsecNet_10_remote io_reference

MelsecNet_10_plc_to_plc_reference