WABCO OptiTire System Description page 14

System description
Example: Parts list for bus / towing vehicle (with external sensors WM2)
WABCO PART
NUMBER COMPONENT
446 220 100 0 ECU
446 220 000 4 Mount
446 221 000 0 Display
894 607 390 0 Wiring harness
+ adapter
894 600 001 2
960 731 051 0 External sensor,
L-shape
960 731 031 0 External sensor
960 905 822 4 Weight plate
960 731 802 0 PA tube
960 731 822 2 PA tube
960 731 804 0 PA tube
960 731 801 0 PA tube
Example: Parts list for bus / towing vehicle (with internal sensor WIS)
WABCO PART
NUMBER COMPONENT
446 220 100 0 ECU
446 220 000 4 Mount
446 221 000 0 Display
894 607 390 0 Wiring harness
+ adapter
894 600 001 2
960 732 000 0 Internal sensor
960 732 100 0 Valve set
14
COMMENT
Communication with trailer ECU /
warning lamps
Support for mounting the ECU
Display of warning messages and
retrieving tire pressures
Cable set 7-pin
optional 894 607 295 0 (5-pin, no trailer
operation)
For front axle, rim 22.5", 10 holes
For rear axle, rim 22.5", 10 holes
Counterweights for front axle sensor
For front axle sensor, L-shape
For rear axle sensor, outside
For rear axle sensor, inside
Super Single
COMMENT
Communication with trailer ECU /
warning lamps
Support for mounting the ECU
Display of warning messages and
retrieving tire pressures
Cable set 7-pin
optional 894 607 295 0 (5-pin, no trailer
operation)
Internal sensor to be attached to a
special valve set
Exact design of the valve depends on
the rim
Circuit diagrams
– Open the WABCO INFORM online product catalogue:
http://inform.wabco-auto.com
– Search the desired circuit diagram by entering the 10 digit
number:
841 801 970 0 (solobus)
„
841 801 971 0 (articulated bus)
„
841 801 972 0 (tractor/truck)
„
ARTICULATED
4X2 6X2 BUS 6X2
1 1 1
1 1 1
1 1 1
1 1 1
2 4 2
4 4 8
2 4 2
2 4 2
2 2 4
2 2 4
2 2 4
ARTICULATED
4X2 6X2 BUS 6X2
1 1 1
1 1 1
1 1 1
1 1 1
6 8 10
6 8 10