Components; Ecu Mounting; Controller Hardware Configurations - BENDIX EC-60 ABS-ATC STD-PREM CONTROLLERS Introduction Manual

90° Speed
Sensors
FIGURE 2 - BENDIX ® WS-24
Delivery
(Port 2)
Connector
M-32QR ™
Modulator
Exhaust (Port 3)
™
FIGURE 3 - M-32 AND M-32QR

COMPONENTS

™
The EC-60 controller's ABS function utilizes the following
components:
® ™
• Bendix WS-24 wheel speed sensors (4 or 6,
depending on ECU model and configuration). Each
sensor is installed with a Bendix Sensor Clamping
Sleeve
• Bendix ® M-32 ™ or M-32QR
Valves (4, 5, or 6 depending on ECU model and
configuration)
• Dash-mounted tractor ABS Indicator Lamp
• Service brake relay valve
• Dash-mounted trailer ABS Indicator Lamp (used on all
towing vehicles manufactured after March 1, 2001)
• Optional blink code activation switch
• Optional ABS off-road switch. (Off-road feature is not
available on all models - See Chart 1.)
™
The EC-60 controller ATC function utilizes the following
additional components:
• Traction control valve (may be integral to the service
brake relay valve or a stand-alone device)
• Dash-mounted ATC status/indicator lamp
• J1939 serial communication to engine control module
• Stop lamp switch input (may be provided using the
ECU hardware input or J1939)
• Optional ATC off-road switch
2
Sensor
Clamping
Sleeve
Straight Speed
Sensors
™ WHEEL SPEED SENSORS
Supply
(Port 1)
Electrical
Modulator
™
MODULATORS
™ Pressure Modulator
FIGURE 4 - POWER LINE WITHOUT PLC SIGNAL
M-32 ™
FIGURE 5 - POWER LINE WITH PLC SIGNAL

ECU MOUNTING

Cab ECUs
Cab-mounted EC-60
moisture, and must be mounted in an environmentally
protected area.
All wire harness connectors must be properly seated. The
use of secondary locks is strongly recommended.
CAUTION: All unused ECU connectors must be covered
and receive any necessary protection from moisture, etc.
Cab ECUs utilize connectors from the AMP MCP 2.8 product
family.
Frame ECUs
Frame-mounted EC-60
the vehicle frame, but only in locations where they will not
be subjected to direct tire spray. ECU mounting bolts must
be torqued to 7.5 to 9 Nm.
CAUTION: The frame wire harness connectors must be
properly seated with the seals intact (undamaged). All
unused connector terminals must be plugged with the
appropriate sealing plugs. Failure to properly seat or seal
the connectors could result in moisture or corrosion damage
to the connector terminals. ECUs damaged by moisture
and/or corrosion are not covered under the Bendix warranty.
Frame ECUs utilize Deutsch connectors.
™ controllers are not protected against
™ controllers may be mounted on