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Fiber Optic Crank Angle Measurement System
CP-5730/CP-0610/CA-6000B

CA-6000B
CP-5730

The CP/CA series is a system that detects the rotational angle of the engine's crankshaft, consisting of the fiber optic crank angle detector CP-5730, the crank angle amplifier CA-6000B, and the rotation stop fixture CP-0610.

The CP-5730 crank angle detector and CA-6000B crank angle amplifier form a system that detects the rotational angle of the engine's crankshaft. The CP-5730 crank angle detector accurately detects the crankshaft's rotational angle required for various engine performance tests, such as combustion analysis, with high precision and fast response. It is a compact type with a transmissive slit disk built-in, and due to the fiber optic light transmission and reception method, it does not incorporate electrical circuits in the detector, demonstrating excellent vibration resistance and noise resistance.

The CA-6000B inputs the signals from the crank angle detector and outputs TTL level angle signals and 1P/R pulse signals.

*The product may differ slightly from the photo.

Features

CP-5730 Crank Angle Sensor

  • Improving vibration resistance by reducing the weight of rotating parts.

  • Improve the optical system to achieve stable detection.

  • Adoption of optical fiber for high noise resistance

  • Adopted high-speed rotation bearings for smooth rotation.

CP-0610 Rotation Stop Jig

  • Structural changes were made considering the vibration fatigue strength of the arm component to improve vibration resistance.

  • Change the rigidity of the fixed part of the detector in the arm section to reduce thrust direction loads on the detector.

CA-6000B Crank Angle Amplifier

  • Output angle signal (A phase) and origin signal (Z phase) at TTL level.

  • Improve noise resistance

  • Detection sensitivity can be adjusted due to external volume.

  • Ideal for various engine performance tests such as combustion analysis.

System Configurations

System Configurations DS-3000燃焼解析システム

Installation to the engine

Installation to the engine

Please note:
For customers using the CP-0600A and considering purchasing the CP-0610


The clamp mounting size of 190~240mm for the CP-0610 differs from that of the CP-0600A, which is 220~310mm.
Please note that corrections may be necessary to the jigs or other components.
For more details, please refer to outline drawing.

 

Specifications

CP-5730 Fiber Optic Type Crank Angle Detector

suitable amplifier CA-6000B / (usable after matching *1) CA-6000・CA-6000A
rotation stop CP-0610/CP-0600A
Cable 5 m fiber optic cable (protected with stainless steel flexible pipe, etc.)
signal output A phase (720P/R), Z phase (1P/R)
Main body material Titanium alloy, stainless steel, duralumin, brass (cadmium-free material)
vibration resistance acceleration Radial direction 500 m/s 2 , thrust direction 500 m/s 2
maximum rotational speed 15,000 revolutions per minute
Operating temperature range 0 to +120 °C (Connector part: 0 to +40 °C)
Outline Dimensions 61.2 (W) × 57 (H) × 41 (D) mm

Outline Dimensions

Weight Approximately 750 g (rotating part approximately 270 g)
Price  
Option IX-041 延長ファイバーケーブル(5 m):
IX-042 延長ファイバーケーブル(10 m):

CP-0610 Rotation Stopper

Applicable detectors CP-5730/CP-5720A
Main body material stainless steel, aluminum alloy
vibration resistance acceleration Radial direction 500 m/s 2, thrust direction 500 m/s 2
single resonance point Around 400 Hz (the data on the left is from internal testing and may vary depending on the installation conditions).
Clamp mounting dimensions 190~240 mm (please refer to outline drawing for details)
Outline Dimensions 61.2 (W) × 57 (H) × 41 (D) mm

Outline Dimensions

Weight Approximately 345 g (Arm part approximately 105 g)
Price  

CA-6000B amplifier for crank angle detector

Compatible detector *1 CP-5110B/CP-5730/CP-5110A*/CP-5110*/CP-5720A*
*Discontinued products
response frequency Max 300 kHz
signal output Phase A: Hi: 4.5 V or higher, Lo: 0.4 V or lower / Analog output (sensor output monitor) *2
Phase Z: Hi: 4.5 V or higher, Lo: 0.4 V or lower / Analog output (sensor output monitor) *2
Angle pulse signal: A phase divided output (Hi: 4.5 V or higher, Lo: 0.4 V or lower) *3
Operating temperature range 0 to +40 °C, 80% RH (no condensation)
Power Supply DC 12 to 24V
Power consumption 8 VA or less
Outline Dimensions 162 (W) × 56 (H) × 121 (D) mm
Weight approximately 1 kg
Price  
Option ATS050T-A150 ACアダプター:
VM1373-VM0339 同上用ACケーブル:

*1 マッチング費用 
*2 スイッチにより切替
*3 分周率 1/1、1/2 はスイッチにより切り替え

最終更新日:2025/09/03