Available. The Mitsubishi A1SJ61BT11 is a CC-Link System Master/Local Module designed for the MELSEC-A series programmable controllers. Operating at selectable transmission speeds of 156 kbps, 625 kbps, 2.5 Mbps, 5 Mbps, and 10 Mbps, it supports up to 64 connected modules when functioning as a master station. As a local station, it accommodates 1 to 4 occupied stations, with the number of stations adjustable via DIP switches. The module utilizes an RS-485 bus for communication and adheres to the HDLC standard for transmission format. It requires a CC-Link dedicated cable, compatible with versions 1.00 and 1.10. The A1SJ61BT11 occupies 32 I/O points, all allocated as special points, and has an internal current consumption of 0.4 A at 5V DC. Its external dimensions are 130 mm in height, 34.5 mm in width, and 117.5 mm in depth, with a weight of 0.25 kg.