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Specifications
20.2
SPECIFICATIONS
20.2.1 CONSOLE
•
Supply Voltage 12.5 - 16 volts Negative earth system.
The
Spray
ECU’s
power
leads
must
be
connected
directly
to
the
tractors
battery
term
inals.
No
attempt
should
be
made
to
connect
the
system
to
positive
earth
vehicle.
Damag
e
will
result
and
Warranty
will
become
void.
•
Supply Current Console 0.9 amps approxImately.
Maximum Solenoid supply current 2 Amps each
Maximum Electric Regulator Valve Motor Current: approx. 250milli-amps
20.2.2
GROUND
SPEED,
FAN
SPEED
AND
AUXILIARY
SHAFT
SENSORS
Ground Speed Sensor,: Hall effect type sensors
Fan Speed Sensor and 3 pin weather-pak plug (Pin A, B and C)
Auxiliary Shaft Sensors:
Sensor to Magnet Distance 2-3 millimeters (mm)
Supply Voltage Supply 12 volts from Spray ECU
Signal Voltage: 4 -5- volts sensor inactive
< 1 volt sensor activated by magnet
20.2.3
FLOW
SENSORS
Reed
Switch
Type
(Broadacre)
• With Switch OFF: Open Circuit
• Switch ON Resistance: 1800 Ohms
• 2 Wire Only
• Maximum contact Current: 50 milli amps
• Accuracy: 2% in range 10% to 200% of nominal flow
• Bore: 15mm
• Nominal Flow Rate: 80l/min
• Calibration: 45.7 pulse/l
Page 104
V1.98 21/06/06