Specifications

BSL_337 Installation
4.2.5 Connections between the Current Loop/RS-232 Converter and the
Communication Line Splitter KDL-26B
The Communication Line Splitter KDL-26B is used to split the
communication line from AutroSafe to BU-panels into 4 separate
communication lines.
A maximum of 10 BU-panels can be connected to one communication
line (recommended limitation). The maximum number of BU-panels
connected to each Communication Line Splitter is 16.
The communication output lines must be configured as active
transmitter and active receiver. The communication lines in the
drawing below applies terminal outputs5-8, 9-12, 13-16 and 17-20.
Configuration of current loop
BSL-12/2
Current loop:
• Active transmitter
• Passive receiver
KDL-26B
Input:
• Active transmitter
• Passive receiver
Outputs:
• Active transmitter
• Active receiver
BU-70, BU-100, BU-101
Current loop:
• Passive transmitter
• Passive receiver
Interfacing BU70 Display Units and BU100/BU101 Panels, AutroSafe Interactive Fire-Alarm System,
116-P-BSL337/EE, Rev. D, 2007-01-25,
Autronica Fire and Security AS
Page 23