144-901-000-252 Vibro Meter - Accelerometer

Vibro Meter 144-901-000-252 CA901 Piezoelectric Accelerometer Overview

The CA901 series from Vibro Meter sets a high standard for durable vibration monitoring. This piezoelectric accelerometer provides proven reliability in tough industrial conditions. It supports continuous operation from -54°C to +650°C, handling extreme situations with ease. Engineers rely on this sensor for vital roles like loose part monitoring in nuclear power plants. It also comes with certifications for use in explosive atmospheres, ensuring safety and compliance.

Key Technical Specifications

• The brand Vibro Meter manufactures the high-performance CA901 accelerometer.
• It offers a wide frequency response from 3 Hz to 2,800 Hz for accurate data.
• You get a stable sensitivity of 10 pC/g ±5% at a reference of 120 Hz.
• The device has a broad dynamic range from 0.001 g to 200 g peak.
• It maintains outstanding linearity, within ±1% over its full measuring range.
• The sensor features a high mounted resonance frequency over 17 kHz.
• Its Inconel 600 build provides strong resistance against corrosion and humidity.

Environmental Durability and Certifications

• The operational temperature range is remarkably wide, from -196°C to +700°C.
• It can survive a shock acceleration up to 500 g peak on its sensitive axis.
• The housing withstands pressures up to 140 bar at 23°C.
• This accelerometer shows high resistance to gamma and neutron radiation.
• It meets key standards including NRC Guide 1.133 and IEEE 323-1974.
• The unit holds an EC type examination certificate for explosive atmospheres.

Installation and Mounting Guide

• Secure the sensor using four M6 Allen screws for proper attachment.
• Apply a fastening torque of 15 Nm to ensure a firm and safe mount.
• Make sure the mounting surface is clean and flat for best performance results.
• The integral case insulation offers reliable electrical isolation.
• Connect the signal using the provided 2-pole Lemo connector system.

Packaging and Shipping Information

• The package contains one Vibro Meter CA901 accelerometer unit.
• You will receive one cable with a standard length of 8 meters included.
• We ship all orders through trusted carriers such as FedEx, UPS, or DHL.
• The product comes in protective packaging to prevent any transit damage.

Frequently Asked Questions (FAQ)

• What is the sensitivity of the CA901 accelerometer? The sensor has a nominal sensitivity of 10 pC/g, with a ±5% tolerance.
• Can this sensor be used in high-temperature environments? Yes, the CA901 is designed for continuous use at temperatures up to +650°C.
• What type of signal output does this accelerometer provide? It produces a charge output, which needs a charge converter for signal processing.
• Is the CA901 suitable for nuclear power plants? Yes, its design meets NRC guidelines and qualifies to DIN 25.475.1 for nuclear use.
• How do I mount this vibration sensor? Mount it inside a tube or on a surface using four M6 screws with a 15 Nm torque.