About CA202 144-202-000-116
144-202-000-116 belongs to the industrial-grade high-temperature version of the CA202 series, and is suitable for long-term vibration collection scenarios of key equipment such as gas turbines, steam turbines, compressors, generators and large pump machines. In industrial settings, it is usually used as a front-end sensing unit and is combined with charge amplifiers (such as IPC707), isolation modules and VM600 monitoring systems to form a complete vibration measurement link.
For procurement teams searching for a CA202 accelerometer, 144-202-000-116 vibration sensor, or a VM600 compatible vibration monitoring sensor, this model is a standard replacement and integration component within Vibro-Meter condition monitoring systems.
Technical Specifications
Model | CA202 |
Part Number | 144-202-000-116 |
Type | Piezoelectric Accelerometer |
Sensitivity | 100 pC/g ±5% |
Measurement Range | 0.01 g – 400 g (peak) |
Overload Limit | ≤ 500 g (peak) |
Frequency Response | 0.5 Hz – 6000 Hz (±5%) |
Output Type | Charge output |
Insulation Resistance | ≥ 10⁹ Ω |
Operating Temperature | -55°C to +260°C |
Weight | 0.25 kg |
HS Code | 9031809090 |
Origin | Switzerland |
Package Size | 30*30*8cm |
Key Technical Features

The CA202 144-202-000-116 piezoelectric accelerometer is engineered with the following characteristics:
Shear-mode piezoelectric sensing principle for vibration signal acquisition
Designed for VM600 / MMS vibration monitoring system integration
Wide frequency response range suitable for low to high-frequency vibration analysis
Hermetically sealed construction for use in industrial environments with temperature variation and mechanical exposure
Integrated 6-meter fixed cable for direct installation in monitoring systems
High insulation resistance design for stable signal transmission in long-term monitoring applications
M6 threaded mounting structure for standard industrial installation points
Suitable for continuous vibration monitoring in rotating machinery systems
System Integration and Application Architecture
CA202 is not usually used alone, but rather as part of a complete monitoring chain:
CA202 sensor (vibration collection)
IPC707 charge amplifier (signal conversion)
GSI127/GSI module (isolation and conversion)
VM600 or MMS system (monitoring and alarm)
The installation of CA202 usually requires the following points to be noted:
The installation position should be selected in the rigid structure area of the bearing housing.
Avoid installing on thin-walled or resonant structures.
Use M6 bolts for fixation (recommended torque approximately 15 N·m).
The cable should avoid being close to the frequency converter or high-voltage cable.
The signal line must adopt a shielded twisted structure.
A single-point grounding method must be adopted to avoid ground loop interference.
Frequently Asked Questions
A: This accelerometer is mainly used for vibration monitoring of rotating machinery such as steam turbines, gas turbines, compressors, fans, motors, pump sets, and petrochemical equipment. It is typically used in conjunction with VM600 or MMS monitoring systems for equipment condition monitoring and mechanical protection systems.
A: If the original installed model is 144-202-000-116, it can usually be directly replaced. It is recommended to confirm that the mounting thread, output method, sensitivity, and cable length are consistent with the site configuration before purchasing.
A: This model is a charge output sensor with an output unit of 100 pC/g. It requires a charge amplifier or signal conditioning module and cannot be directly connected to a standard 4-20mA or PLC analog input.
A: Yes. The CA202 is a charge-type piezoelectric accelerometer and requires a compatible charge amplifier such as the IPC70x to convert the charge signal into a standard signal recognizable by the backend monitoring system.
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