Product Details
The EPRO MMS 6220, also cataloged as the MMS 6220 Shaft Eccentricity Monitor, operates as a dedicated hardware component for high-precision rotational displacement measurement within MMS 6000 machinery monitoring platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | MMS 6220 |
| Brand | EPRO |
| Operating Temp | Standard industrial range |
| Power Consumption | 24 VDC |
| Measurement Range | 0 to 10 mm |
| Measurement Accuracy | +/- 2 micron |
| Sampling Rate | Up to 10 kHz |
Mechanical Monitoring and TSI Characteristics
The MMS 6220 employs eddy-current technology for non-contact measurement of shaft eccentricity. To maintain measurement accuracy, perform consistent eddy-current probe scaling during initial setup. Validation of the gap voltage against -10 VDC targets is required to ensure the probe operates within its linear range relative to the rotor. The module provides dual-channel inputs to facilitate rotor dynamics analysis, with cross-talk suppression achieved through differential signal path isolation. This design prevents signal interference when monitoring multiple points on high-speed rotating machinery.
Frequently Asked Questions
Q: Can the MMS 6220 handle hot-swapping while the machinery is operating?
A: The module is designed for rack-based operation; however, ensure that the slot power is managed according to system safety protocols before removing or inserting the unit to prevent signal transients on the backplane.
Q: How should the analog output (0 to 10 VDC) be shielded to maintain the +/- 2 micron accuracy?
A: Use a high-quality shielded twisted-pair cable for the analog output. Terminate the shield at the module reference ground or the control system common to minimize noise induction from external electromagnetic sources.
Field Installation Guidelines
- Mount the MMS 6220 module in a standard MMS 6000 rack, ensuring all backplane connector pins are aligned.
- Route sensor cables through metallic conduit, maintaining physical separation from power and control signal lines.
- Terminate probe signal leads directly to the module input terminals; avoid splicing cables to maintain the integrity of the high-frequency measurement signal.
- Verify the probe-to-shaft gap voltage before finalizing the configuration to ensure the signal is within the 0 to 10 mm linear tracking range.
- Confirm digital connectivity (RS-485 / Modbus) by performing a register read-test prior to full system integration.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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