Installing the Elevator Restriction Unit
Elevator Restriction System Installation and Operation Manual
27
Note:
DIP switch 7 is not used and must be left OFF.
Note:
For units with an TX3-IP Module installed, DIP Switch 8
determines how the IP address is assigned to the IP Module.
•
DIP Switch 8 OFF:
The IP address is assigned using a
DHCP server. This is the default factory setting.
•
DIP switch 8 ON:
The IP address is assigned using the
TX3 Configurator software.
2.7
RS-485
If you do not have end-of-line 120
Ω
resistors, close JW5 on the first and last
controllers instead.
If there are problems with RS-485 communication, close both JW9 and JW10 on
either the first or last controller connected by RS-485.
Note:
Use twisted shielded pair.
Recommended cables for RS-485:
•
RS485 cables
•
Belden 3109A RS-485, (4 pr) 22 AWG (7x30) or equivalent
•
Belden 9842 RS-485, (2 pr) 24 AWG (7x32) or equivalent
•
Belden 9841 RS-485, (1 pr) 24 AWG (7x32) or equivalent
•
CAT5 Cables
•
Belden 72001E ETHERNET Cat 5e 2 Pair, 24 AWG or equivalent
•
Belden 70006E Cat 5e, 100Mb/s, Quad, AWG 22 (1) or equivalent
Maximum total length for RS-485:
•
4000 feet (1219.2 m) for 22 AWG
•
2500 feet (762 m) for 24 AWG
