Bently Nevada 87870-01 Serial Data Interface Module The Bently Nevada 87870-01, also cataloged as the 87870-01 Serial Data Interface Module,...
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Keterangan
Bently Nevada 87870-01 Serial Data Interface Module
The Bently Nevada 87870-01, also cataloged as the 87870-01 Serial Data Interface Module, operates as a dedicated hardware component for serial data transfer and display communication within Bently Nevada 3300/3500 monitoring system platforms.
Hardware Specifications
Parameter
Specification
Model
87870-01 / PWA 87870-01
Brand
Bently Nevada (Baker Hughes)
Origin
USA
Product Type
Serial Data Interface Module / Circuit Board
Application System
Bently Nevada 3300/03 System Monitor and 3500 series display link
Weight
0.15 kg to 0.32 kg
Operating Temp
-30 deg C to +65 deg C
Storage Temp
-40 deg C to +85 deg C
Humidity
Up to 95% non-condensing
Power Consumption
Supplied from system rack/backplane
Backplane Interface
32-pin and 64-pin connectors
Communication Interface
Serial output, RS-232C compatible layout
Baud Rate
300 to 19,200 baud
Data Format
8 data bits, 1 stop bit, no parity
Diagnostic Indicators
8 clear/white LEDs
Isolation Voltage
500 V DC output to ground isolation
PCB Construction
Multilayer PCB with EMI/RFI shielding design
Eddy-Current Signal Processing and Machinery Monitoring Interface
The Bently Nevada 87870-01 processes serial communication signals between monitoring hardware and external display or computer interfaces. Moreover, the board supports machinery condition data transfer associated with vibration monitoring, thrust position monitoring, and alarm status communication.
The module operates within Bently Nevada machinery protection architectures where eddy-current probe scaling and gap voltage validation functions define accurate displacement measurement behavior. Therefore, proper signal conditioning and stable backplane communication help maintain measurement consistency between monitoring channels and supervisory interfaces.
The board design also supports rotor dynamics monitoring applications by maintaining controlled signal paths and reducing interference effects. In addition, the multilayer PCB structure provides cross-talk suppression characteristics required for high-density machinery monitoring environments.
Frequently Asked Questions
Q: Does the 87870-01 module require an external power supply? A: No. The module receives operating power directly from the monitoring system rack/backplane interface.
Q: What serial communication parameters does the 87870-01 support? A: The module supports serial communication with baud rates from 300 to 19,200 baud using 8 data bits, 1 stop bit, and no parity format.
Q: Does the 87870-01 provide electrical isolation for signal protection? A: Yes. The module provides 500 V DC isolation from outputs to ground to reduce electrical noise coupling.
Field Installation Guidelines
Install the 87870-01 only in compatible Bently Nevada monitoring racks and verify backplane connector alignment before insertion.
Inspect the 32-pin and 64-pin connectors for contamination, oxidation, or mechanical damage before installation.
Use proper grounding practices for rack assemblies to maintain signal reference stability.
Maintain separated routing between serial communication wiring and high-current power cables to reduce electromagnetic interference.
Verify diagnostic LED status after installation to confirm board communication and system operation.
Follow the applicable Bently Nevada system manual for rack configuration, module addressing, and maintenance procedures.
