WABCO OptiTire, System Description

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23
Components
!
Assignment between wheel and sensor must be absolutely maintained during
tire change procedure. If tires were confused, OptiTire
TM
could not set off the
required alarm when a wheel with low pressure was incorrectly assigned to an
axle on which this pressure is still permissible.
The assignment of an ID to a wheel is determined during initial start-up of the
diagnostic software on commissioning,

see chapter "8 Start-up" on page 51.
5.1.1 The external sensor (WM2)
CAUTION
Risk due to incorrect handling
Any changes or manipulation to the sensor of any type, especially attempts made to
change the battery will destroy the device and may lead to injuries.
– Do not unscrew or remove the sensor from the bracket.
Information and technical data
THE EXTERNAL SENSOR (WM2)
WABCO part numbers
Variants of "External
sensors"

see page 24.
Depending on rim crank, use of the normal external sensor or the so-called
L-shape or T-shape version is recommended
Pressure range 2 to 14 bar correspond to the nominal values of pressures from 3 to 10 bar
Temperature range -40°C to +90°C, 24h up to 120°C
Transmission interval
„
Depends on the part number and availability of an acceleration sensor
„
With constant pressure: 9 minutes
Counterweight
„
Required

see page 26.
„
With twin tires: two external sensors and no counterweight
Installation
„
Fastening by means of standard wheel nuts on the outside of the rim
„
Connected via a PA tube to the valve
Start-up
With magnetic or handheld tool

see chapter "8 Start-up" on page 51
Retrofit Tires do not need to be removed from the rim.