24
Elevator Restriction System Installation and Operation Manual
Installing the Elevator Restriction Unit
P3
. Connector for the TX3-IP Module (TX3-ER-8-A and TX3-ER-8-B only).
See section 2.8 on page 28.
P5
. Expansion to the elevator restriction backplane.
P6
. Not used.
RS-485 Terminals
. See section 2.7 on page 27.
2.5.2
DIP Switches
SW1
. Turns the unit’s power ON and OFF for servicing, or to re-start the unit.
SW2
. Sets the unit’s RS-485 ID (node address) and the IP addressing mode. See
section 2.6.
2.5.3
Jumpers
JW1
. JW1 is used for updating firmware and is open by default.
JW2
. JW2 is used for updating firmware and is open by default.
JW5
. If end-of-line 120
Ω
resistors for RS-485 are not available, close JW5 on
the first and last controllers connected by RS-485. By default this jumper is open.
JW9 and JW10.
If there are problems with RS-485 communication, close both
JW9 and JW10 on either the first or last controller connected by RS-485. By
default these jumpers are open.
2.5.4
USB
The USB port is used for updating firmware.
