Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1900/65 167707-01 |
| Brand | Bently Nevada |
| Product Family | 1900/65 General Purpose Equipment Monitor |
| Component Type | Machinery Monitoring Module |
| Channel Capacity | 16 channels |
| Rack Space | One full-height slot |
| Vibration Variables | +/-1% of full-scale range |
| Speed Variables | +/-0.5 RPM + 0.015% of reading |
| Speed Measurement Capacity | Up to 4 speed measurements |
| Speed Range | 100-100,000 rpm |
| Input Type | Condition-monitoring transducer |
| Alarm Outputs | Alert and Danger levels |
| Status LEDs | OK, TX/RX, and Bypass |
| Buffered Output | Front-panel transducer signal |
| Configuration | Rack configuration software |
| Backplane Supply | Listed as 3500/3300 rack power |
Measurement and Signal Handling
The vibration accuracy figure expresses the stated measurement tolerance relative to full scale. The speed accuracy specification combines an absolute RPM term with a reading-dependent percentage term. These values help maintenance teams assess measurement requirements, although the applicable measurement conditions and test limits should be confirmed against the documentation for the exact device.
The listed speed configuration supports up to four speed measurements. Each configured measurement requires appropriate transducer signals and parameter settings for the monitored shaft. The stated range of 100-100,000 rpm should be checked against the actual application requirements before selection.
Alarm Indication and Configuration
The supplied specifications list Alert and Danger alarm levels, together with OK, TX/RX, and Bypass status indicators. These indicators can help technicians distinguish equipment status from communication activity or a bypass condition. The exact alarm logic, relay behavior, and meaning of each indicator should be verified for the installed configuration.
The listed buffered output provides a front-panel transducer signal for signal inspection. Configuration software defines the monitoring parameters, but the supplied information does not identify the exact software version or establish compatibility with a particular host system.
Frequently Asked Questions
Q: What measurements are specified for the 1900/65 167707-01?
A: The supplied data lists vibration measurement accuracy of +/-1% of full scale and speed accuracy of +/-0.5 RPM + 0.015% of reading. It also specifies a speed range of 100-100,000 rpm and support for up to four speed measurements.
Q: What should be checked before replacing this module?
A: Verify the complete part number, installed equipment model, physical mounting arrangement, transducer requirements, and configuration settings. The supplied data contains rack-related details that need confirmation before technicians use them for replacement planning.
Q: Does the module provide a buffered transducer output?
A: Yes, the supplied product information lists a front-panel buffered transducer signal output. Confirm the applicable signal connection and output characteristics before connecting test equipment.
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