72200-02-02-01-01-01-11
May 22, 2026

72200-02-02-01-01-01-11

Product Overview The Bentley 72200-02-02-01-01-01-11 is a dual-channel monitoring module of the 7200 series, compatible with the series of racks. It is used in conjunction with eddy current sensors to collect data, monitor shaft vibration and axial displacement. It has a hierarchical alarm interlock function and can output analog signals to upload the operating conditions. It is suitable for monitoring and protection of rotating equipment such as steam turbines, compressors, and generator sets.

Description

Technical Specifications

Rack backplane power supply, full-height card installation structure

Dual-channel independent acquisition, compatible with conventional eddy current probes

Stable measurement accuracy, frequency response suitable for equipment operation monitoring

Equipped with relay alarm contacts, supports 4-20mA analog output

Operating temperature 0℃ - 60℃, storage temperature - 40℃ - 85℃, shockproof, dustproof, anti-interference

Installation and wiring

The module is inserted into the rack slot, locked and fixed to ensure reliable bus contact

The sensing cables are connected according to the channel, and the signal lines and power lines are separately laid

The alarm and output lines are connected in a standardized manner, with terminals tightened without loosening

After overall inspection is correct, power is applied for debugging and configuration of parameters

Maintenance and care

Regularly observe the status of indicator lights, monitor the values to ensure stability without abnormal fluctuations

Regularly tighten the wiring terminals, check if the cables are damaged, aged or dusty

Time to calibrate the measurement accuracy and test the alarm trigger response performance

Reduce plug-and-unplug operations to protect the interface, store spare parts in a dry and ventilated place Fault diagnosis

The channel has no data. Check the power supply, slot contact and circuit continuity.

The numerical fluctuations deviate. Adjust the probe gap and optimize the shielding grounding.

The alarm is abnormal and malfunctioning. Verify the threshold parameters and detect the relay contacts.

The signal transmission is faulty. Investigate the wiring status and recheck the configuration settings.


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