NESS M1 Active Data Bus Hub

The NESS M1 DBHR is an active RS-485 data bus hub, ideal for retrofit installations where an M1 Control replaces an older panel with multiple home-run 4-conductor keypad or data wires. It ensures reliable communication and simplifies integration in complex wiring setups.

Details:

• Splits the controls’ RS-485 Data Bus Output into 4 managed branches
• Each managed branch can have 2 parallel home run cables (Total of 8 home runs)
• EOL Termination of each branch insures proper operation and supervision
• Works with standard 4 conductor home run wire
• An additional unit may be connected in parallel to the control for expanding total capacity
• Includes mounting rails for Ness-SWB boxes
• Recommended when installing M1 into existing Retro-fit Applications
• Inputs: Elevator Screw Terminals, 4 Position
• Output: Elevator Screw Terminals, 4 Position
• Circuit Board Dimensions: 124.5mm x 70mm