3500/50M-01-00 286566-02 Bently Nevada Tachometer Module

Bently Nevada 3500/50M-01-00 286566-02 Tachometer Module – Precision Speed Monitoring for 3500 Rack Systems

• Brand: Bently Nevada (Made in U.S.A).
• Product Number: 3500/50M-01-00 286566-02.
• Product Type: Tachometer Module.
• I/O Module Type: 01 = I/O module with internal terminations.
• Agency Approval Option: 00 = None.
• Power Consumption: 5.8 Watts typical.

Technical Specifications – Inputs and Signal Conditioning

• Input Signal Range: +10.0 V to -24.0 V. Signals exceeding this range are internally limited.
• Input Impedance: 20 kΩ (standard), 40 kΩ (TMR), or 7.15 kΩ (Internal Barrier).
• Transducers Accepted: 1 to 2 proximity transducer signals. Restrictions apply to magnetic pickups.
• Maximum Input Frequency: 20 kHz.
• Maximum Full Scale Range: 99,999 rpm.
• Minimum Input Frequency (Proximity): 0.0167 Hz (1 rpm for 1 event per revolution).
• Minimum Input Frequency (Magnetic Pickups): 3.3 Hz.

Speed and RPM Accuracy

• RPM Accuracy (below 100 rpm): ±0.1 rpm.
• RPM Accuracy (100 to 10,000 rpm): ±1 rpm.
• RPM Accuracy (10,000 to 99,999 rpm): ±0.01% of true shaft speed.
• RPM/Min Accuracy: ±20 rpm/min.
• Events per Revolution Support: 1 to 255 events for Rotor Acceleration and Zero Speed channels. All other channel types support 0.0039 to 255 events.

Outputs and Recorder Signals

• Front Panel LEDs: OK LED, TX/RX LED, and Bypass LED indicate module status.
• Buffered Transducer Outputs: One coaxial connector per channel on the front. Short circuit and ESD protected.
• Output Impedance: 550 Ω.
• Transducer Power Supply: 24 Vdc, 40 mA maximum per channel.
• Recorder Output: +4 to +20 mA proportional to module full-scale range (rpm). Update rate approximately 100 ms.
• Recorder Resolution: 0.3662 µA per bit ±0.25% error at room temperature, ±0.7% error over temperature range.
• Load Resistance Range: 0 to 600 Ω with voltage compliance 0 to +12 Vdc.

Transducer Conditioning and Alarm Features

• Auto Threshold Mode: Use for any input above 0.0167 Hz. Minimum signal amplitude for triggering is 1 volt peak-to-peak.
• Manual Threshold Mode: User selectable from +9.5 Vdc to -23.5 Vdc. Minimum signal amplitude is 500 mV peak-to-peak.
• Hysteresis: User selectable from 0.2 to 2.5 volts.
• Alarm Setpoints: Alarm 1 levels for each measured value. Alarm 2 setpoints for any two measured values.
• Alarm Range: Adjustable from 0 to 100% of full scale for each measured value.
• Alarm 1 Time Delay: 1 to 60 seconds in 1 second intervals.
• Alarm 2 Time Delay: 1 to 60 seconds in 0.1 second intervals.

Frequently Asked Questions (FAQ)

• Q: Is this a genuine Bently Nevada part?
  A: Yes, it is a brand new original unit made in the U.S.A.
• Q: What is the maximum input frequency for the 3500/50M-01-00 286566-02?
  A: The maximum input frequency is 20 kHz.
• Q: What is the maximum full scale speed range?
  A: The module supports a maximum full scale range of 99,999 rpm.
• Q: What transducers does this tachometer module accept?
  A: It accepts up to two proximity probe transducers or magnetic pickups.
• Q: Does this module work with the 3500/20?
  A: No, the 3500/50M-01-00 286566-02 is not compatible with any version of the 3500/20.
• Q: What shipping carriers do you use?
  A: We use FedEx, UPS, and DHL for fast delivery.
• Q: Can I return this product?
  A: Yes, we accept returns within 30 days from delivery.

For inquiries, please contact us at sales@nex-auto.com or +86 153 9242 9628 (WhatsApp).

Partner: NexAuto Technology Limited