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3300/46 is a Bently Nevada Ramp Differential Expansion Monitor for the 3300 system. It supports the specified vibration or position function in a matched 3300 channel. Key specifications: Input Impedance: 10 k Ω; Power Consumption: Nominal consumption of 1.5 watts. Match the full order code and hardware before replacement.
Use 3300/46 only with the documented signal type and connection arrangement. Retained facts: Inputs Signal: Accepts two proximity probe transducer signals; Input Impedance: 10 k Ω; Power Consumption: Nominal consumption of 1.5 watts. Confirm power, polarity, connector and monitor input before connection.
Match the 3300 system family, calibrated length or sensitivity, connected sensor/probe and monitor channel. Preserve the complete option and approval code.
Check supply and bias, review monitor diagnostics, test the affected measurement path and compare response with the recorded baseline before enabling alarms or trips.
Verify that the supplied item is marked 3300/46 and that its ramp differential expansion monitor, connectors, mounting geometry and printed suffixes agree with the approved record.
Key retained facts: Inputs Signal: Accepts two proximity probe transducer signals; Input Impedance: 10 k Ω; Power Consumption: Nominal consumption of 1.5 watts.
For 3300/46, record the connected 3300 system hardware, receiving position, cable or terminal arrangement and configured measurement function.
Review revision, approval, calibration, gap and test requirements before substitution or commissioning.