

The Model 682A05 dual 4-20 mA output, DIN rail-mount machinery fault detector is an advanced vibration signal conditioner and transmitter. The device is designed to provide early warning of imminent machinery failure using PLC, DCS, SCADA, alarm, and control systems. The machinery fault detector accepts a 100 mV/g ICP accelerometer input signal and, thanks to sophisticated signal conditioning techniques, offers two 4-20 mA outputs for continuous machinery health monitoring and an analog voltage output for detailed vibration signal analysis. Through a 1 kHz/5 kHz selectable high-pass filter, the first output measures “peak” g levels over a specified time interval, which aids in the detection of early bearing faults. The second output measures “overall” vibration levels in user-selectable units, from 10 Hz to 1 kHz. This output is ideal for detecting low-frequency faults, such as out-of-balance and misalignment situations. The device is able to interface with existing plant architecture and can provide 24/7 monitoring of rotating equipment. Suitable applications include detecting lubrication starvation, inner and outer race faults, impacting, and contamination.
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