Mounting with installation instructions
k4evo707en-2012-07 23
3.2 Permissible cable lengths and types
3.2.1 RS-485 connection and power supply
Central power supply (1 cable)
Firmware option Access Manager
Cable type CAT.5 S-UTP
4 x 2 x AWG 24 4 x 2 x AWG 22 4 x 2 x AWG 20
Cable type J-Y (ST)
4 x 2 x 0.6mm 4 x 2 x 0.8mm 4 x 2 x 1.0mm
Max. cable length
< 50m < 100m < 350m
Firmware option Subterminal
Cable type CAT.5 S-UTP
4 x 2 x AWG 24
Cable type J-Y (ST)
4 x 2 x 0.6mm
Max. cable length
< 20m
If lines are over 20 m long, a local power supply must be provided for the Subterminal
(Compact Reader).
Local power supply (2 cables)
RS-485 Power supply
Cable type CAT.5 S-UTP
2 x 2 x AWG 24 1 x 2 x AWG 24
Cable type J-Y (ST)
2 x 2 x 0.6mm 1 x 2 x 0.6mm
Max. cable length
< 1,200m < 10m