User's Manual

Table Of Contents
Installation Technical Manual
38 - 06/2016 Kaba Remote Reader 91 15-AM (US/
CAN)
5.3.2.5.2 Bus wiring with two buses
120Ω120Ω
RS-485RS-485
OPEN
2
3
3
OPEN OPENOPENOPENOPEN
1
1 Host control device
2 Compact Reader or Remote Reader
3 Terminating resistors
Installing terminating resistors
1. Set the terminating resistor to OFF (open) on the host control system.
2. On both terminal devices in the bus wiring, set DIP switch 1 to ON (120 Ω), and
DIP switch 2 to OFF (open).
3. On all other devices in the bus wiring, set DIP switch 1 and 2 to OFF (open).
Set peripheral address
1. Assign unique addresses to the devices connected to the bus.
Set peripheral address [}5.6.4]
Connecting shielding
1. On the host control device connect the shielding of the RS-485 cable (blue) to
the ground.
Do not ground the compact reader/remote reader.
1
A
B
C
RS-485
A
B
C
RS-485
2
1 Host control device 2 Compact Reader, Remote Reader
2. Connect all shieldings of RS-485 cables (blue) used in the bus to each other.