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Caterpillar. The difference counts.™
Cat® Dealers define world-class product
support. We offer you the right parts
and service solutions, when and where
you need them.
The Cat Dealer network of highly
trained experts keeps your entire fleet
up and running to maximize your
equipment investment.
Cat® Sensors
Robust and Reliable Family of Sensors for Off-highway and On-highway ApplicationsCaterpillar® offers a complete line of sensors designed to withstand the
harshest environments. Caterpillar sensors can operate in heavy-duty
applications such as severe vibration, shock, extreme operating temperature
ranges, thermal cycle, thermal shock, humidity, corrosion and excessive dust.
Our product line includes the following sensor types:
• Pressure sensors
• Temperature sensors
• Liquid level sensors
• Speed sensors
• Low speed timing sensors
• Hall effect active speed sensors
• High accuracy speed timingsensors
• Position sensors
• Rotary position sensors
• High pressure PWM sensors
• Exhaust gas thermocouples
• PWM exhaust gas temperaturesensors
• Emissions sensors
Cat Sensors
Cat Cylinder Heads and Valves vs. Competitive Cylinder Heads and Valves
Low Speed PWM Exhaust Exhaust PWMTiming Gas Temperature Gas Temperature
Sensors Sensors Thermocouples Sensors Active Passive
Operating Temperature Storage TemperatureVibration EMI/RFI
Sealing
-40°C to +150°C -40°C to +1095°C -40°C to +1095°C -60°C to +120°C -40°C to +120°C -50°C to +150°C-55°C to +150°C -55°C to +125°C -55°C to +125°C -55°C to +125°C -55°C to +125°C -55°C to +150°C
20 G rms (20 to 2 kHz) 20 G rms (20 to 2 kHz) 10 G rms (20 to 2 kHz) 20 G rms (20 to 2 kHz) 20 G rms (20 to 2 kHz) 20 G rms (20 to 2 kHz)— 100 V/m 100 V/m 100 V/m 100 V/m —
+/-35 kPa +/-35 kPa +/-35 kPa 35 kPa (housing), 35 kPa (housing), 35 kPa (housing), 1000 kPa (probe) 1000 kPa (probe) 1000 kPa (probe)
EnvironmentalSpecifications
Temperature Sensors
InputsSupply VoltageSupply CurrentProof PressureBurst PressurePressure RangeOutputsOutput SignalMin Surface SpeedSensing Range ResistanceInductanceResolution (Short-Tall Tank)Response to Step input change(10% to 90% of full scale step)Total Error Band
Max Sink CurrentMax Source CurrentShort to Ground or Vs Protection
Operating Characteristics/Specifications
18V-32V 8V-32V 5V +/- .25V 8V +/- .25V 8V-14V —80 mA 35 mA 20 mA max 20 mA max 30 mA max —
— 2X 2X 2X — —— 3X 3X 3X — —— 3000 kPaG to 70 MPaG 116 kPaA to 6394 kPaA 197 kPaA to 1135 kPaA — —
PWM-500 Hz PWM-500 Hz Analog PWM-500 Hz 0-15 kHz Max 40 kHz Typ— — — — — 0.38 m/sec Typ
305-2286 mm — — — — —— — — — — 140 Ohms— — — — — 55 mH @ 1000 Hz
12.7- 25.4 mm — — — — —— 15 ms 15 ms 15 ms — —
— +/-3% of max pres. +/-3% of max pres. +/-3% of max pres. — —(-40°C to +125°C) (-40°C to +125°C) (-40°C to +125°C)
— 20 mA 1.5 mA 1.5 mA 7.25 mA —— 20 mA 1.5 mA 1.5 mA 7.25 mA —Yes Yes Yes Yes Yes —
Fuel High Pressure Integral Wire Leaded Hall Effect High AccuracyLevel PWM Connector PWM Active Timing
Sensor Pressure Sensor Pressure Sensor Pressure Sensors Speed Sensors Sensors
Operating Temperature Storage TemperatureVibration EMI/RFISealing
EnvironmentalSpecifications
Fuel High Pressure Integral Wire Leaded Hall Effect High AccuracyLevel PWM Connector PWM Active Timing
Sensor Pressure Sensor Pressure Sensor Pressure Sensors Speed Sensors Sensors
-40°C to +125°C -40°C to +110°C -40°C to +125°C -40°C to +125°C -40°C to +120°C -40°C to +150°C-60°C to +58°C -55°C to +135°C -55°C to +135°C -55°C to +135°C -55°C to +150°C -55°C to +150°C
10 G rms (18-2 kHz) 26 G rms (20-2 kHz) 26 G rms (20-2 kHz) 26 G rms (20-2 kHz) 20 G rms (20-2 kHz) 20 G rms (20-2 kHz)100 V/m Radiated 100 V/m 100 V/m 100 V/m 100 V/m —
+/-35 kPa +/-35 kPa +/-35 kPa +/-35 kPa +/-35 kPa +/-35 kPa
High Pressure PWM Sensor
Fuel Level Sensor Medium Duty Rotary Position Sensor
Active Temperature Sensor Hall Effect ActiveSpeed Sensor I
InputsSupply VoltageLoad CurrentResponse Time from 10% to 90%of a Temperature ChangeSensed TemperatureOutputsOutput SignalMin Surface SpeedFrequencyOutput RangeResistanceInductance
Operating Characteristics/Specifications
— 8V +/- .25V — 8V or 24V 5V-8V —— 20 mA max — 3 mA 3 mA 10 mA
— <60s <25s <20s <60s <15s
— -40°C to +1095°C -40°C to +1095°C -60°C to +120°C -40°C to +120°C -50°C to +150°C
Max 15 kHz Typ PWM Type K Thermocouple PWM Active Analog Voltage Variable Resistance0.25 m/sec Typ — — — — —
— 500 MHz — 500 MHz or 5 kHz — —— 20 to 80% duty cycle — 9 to 90% duty cycle 0.2 to 4.5V —
1056 Ohms — — — — 1000 Ohms @25°C420 mH @1000 Hz — — — — —
Low Speed PWM Exhaust Exhaust PWMTiming Gas Temperature Gas Temperature
Sensors Sensors Thermocouples Sensors Active Passive
Temperature Sensors
EnvironmentalSpecifications Class 3 Class 2 Heavy Duty Medium Duty
Operating TemperatureStorage Temperature VibrationEMI/RFIStop StrengthActuation ForceAxial LoadRadial LoadHydraulic Pressure Limits:Continuous/Transient
Sealing
-40°C to +120°C -40°C to +120°C -40°C to +85°C -40°C to +85°C-55°C to +150°C -55°C to +150°C -55°C to +85°C -55°C to +85°C
15.3 G rms (20 to 2 kHz) 15.3 G rms (20 to 2 kHz) 20 G rms (24 to 2 kHz) 15.3 G rms (24 to 2 kHz)100 V/m 100 V/m 100 V/m Rad Immunity 100 V/m Rad Immunity
— — 60 Nm —— — 1 Nm —— — 1000 N max —— — 1000 N max —
41,358 kPa / 82,717 kPa 41,358 kPa / 82,717 kPa — —
— — +/-35 kPa +/-25 kPa when mountedper specifications
Cylinder Position Sensor Rotary Position Sensor
Liquid Level Switch Filter By-Pass Switch Robust Arm Bar SwitchIntegral Connector Pressure Sensor
Filter Robust LiquidBy-Pass Switch Arm Bar Switch Level Switch
Standard Spec’s
Protection
Vibration
Storage TemperatureOperating TemperatureMountingSealing10 G, 18 to 500 Hz15.3 G, 24 to 2000 Hz10 G, 20 to 2000 Hz
Environmental Specifications— — —
-40°C to +121°C -40°C to +85°C -40°C to +125°C— — —
35 kPa 10.34 kPa Impervious to oil, fuel, salt— — Yes— Yes —Yes — —
PEHJ0166 www.cat.com Printed in USA © 2006 Caterpillar All Rights Reserved
For more information, see us today.
Cat Sensors
CAT, CATERPILLAR, their respective logos, "Caterpillar Yellow" and the POWER EDGE trade dress, as well as corporate and product identity used herein, are trademarks of Caterpillar and may not be used without permission.
10V +1/-3V 10V +1/-3V 18V-32V 9V-32V or 8V100 mA max 100 mA max 40 mA max 30 mA max
— — 140 and 120 deg. 72, 102, & 310 deg.
PWM PWM PWM PWM500 Hz +/-100 Hz 115 Hz +/-15 Hz 350-700 Hz 350-700 Hz
< 1.0V < 1.0V < 1.0V @ 9 mA sink < 5.0V @ 8 mA sink> 3.9V > 3.9V — >4.0V @ 1.0 mA source
Yes Yes — —
2000 mm/s 2000 mm/s — —< 1.5 X resolution < .12 X resolution 2% 1% for sensors with
+0.6 mm +0.004% or 0.15 mm spring return<4 mm @ 1 MHz, <0.5 mm @ 1 MHz, — —
and <1 mm @ 5 MHz and <0.1 mm @ 5 MHz+/-0.1% of full stroke +/-0.05% of full stroke — —
or +/- resolution or +/- resolution50 mm to 1200 mm 50 mm to 2000 mm — —2 million strokes 2 million strokes 3 million cycles 10 million cycles
— — 10 mA 9 mA— — +/- 2.0% Full scale +/- 2.5% Full scaleYes Yes Yes Yes
InputsSupply Voltage Supply CurrentAngular RangeOutputsOutput SignalFrequencyOutput Low (Sink)Output High (Source)Output (PWM) V (low) maximum<1.0Vand V (high) minimum >3.9V Maximum Velocity
Hysteresis
Resolution
Position Accuracy
Displacement RangeSensor LifeMax Sink CurrentLinearityShort to Ground or Vs Protection
Cylinder Position Sensor Rotary Position Sensor
Class 3 Class 2 Heavy Duty Medium Duty
Operating Characteristics/Specifications
Filter Robust LiquidBy-Pass Arm Bar LevelSwitch Switch Switch
12V-24V 12V-24V —— 100V max —— — —
0.5 A 0.5 A —100 mV @ 2.5 mA max — 100 mV @ 2.5 mA max
— — 5V-28V
Switch to Ground Switch to Ground —— — —
Single Single SingleSingle Double Single
10,000 cycles 50,000 cycles 100,000 cycles— — 100 mA @ 28V— — Yes— — Yes— — Yes
N/C side of contact — N/C side of contact— — Common
0.1 A — —0.1 A — —0.1 A — —
Operating Characteristics/Specifications
InputsSupply VoltageSwitching VoltageLeakage CurrentContact RatingVoltage DropVoltage ActuationOutputsOutput SignalProtectionMechanicalNumber of PolesNumber of ThrowsLifeContact ConfigurationMedium (Hydraulic oil)Medium (Lubricant)Medium (Ethanol)SchematicsPin 1Pin 2Max LoadResistiveInductiveLamp
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