Pyronix Castle EURO 46S

EURO 46 Installation Manual
Page: 5
1.2.2 RS-485 Wiring
Cable type Screened Cable
Bus range
(m)
Wiring Format
Daisy Chain Range Star Range
4 core alarm cable
Use when bus
located near
230VAC mains
power line
300m
No limit.
A 470ohm resistor
should be used to
terminate the bus.
See below.
50m
6 core alarm cable
doubling D1 (0v)
and D2 (12v
1000m
Twisted pair 1000m
Daisy Chain Wiring Diagram
Example #1
Daisy Chain Wiring Diagram
Example #2