Vibro Meter 204-900-000-011-A1-B21-C1-H10-I0 Proximity Measuring System Buyer's Guide

Product Overview

When machinery health monitoring demands precise shaft proximity measurements, the Vibro Meter 204-900-000-011-A1-B21-C1-H10-I0 delivers reliable performance. This proximity measuring system from Meggitt (Vibro-Meter) integrates an IQS900 signal conditioner with a 10-meter total system length. It is designed for continuous vibration and position monitoring in critical rotating equipment. The configuration includes standard environmental rating, 8 mV/µm sensitivity with a 2 mm range, and no built-in diagnostics, making it a straightforward choice for many industrial applications.

Technical Specifications Breakdown

Understanding the key parameters helps you evaluate if this system fits your application. The 204-900-000-011-A1-B21-C1-H10-I0 offers both current and voltage output options. For current output (2-wire), the signal ranges from −15.5 mA at minimum gap to −20.5 mA at maximum gap, with a 5 mA measurement span corresponding to 2 or 4 mm displacement. For voltage output (3-wire), the range is −1.6 V to −17.6 V over a 16 V span. The output impedance exceeds 60 kΩ for current mode and is less than 100 Ω at DC for voltage mode, ensuring compatibility with most monitoring systems. Power supply requirements are −18 to −30 VDC for current output and −19 to −30 VDC for voltage output, with a maximum current consumption of 25 mA at nominal 24 VDC. The system operates reliably from −40 to 85°C and withstands 5 g vibration and 15 g shock.

Industry Applications

This proximity measuring system excels in turbomachinery monitoring, including steam turbines, gas turbines, compressors, and pumps. The 8 mV/µm sensitivity and 2 mm range suit shaft radial vibration and axial position measurements. The 10-meter system length allows flexible sensor placement relative to the signal conditioner. In a typical installation, the IQS900 conditioner processes signals from a TQ9xx sensor and delivers either a current or voltage output to a monitoring system like the VM600 or VibroSmart platform. The robust environmental rating (−40 to 85°C) supports use in harsh industrial environments, while the IP20 protection rating requires installation within an enclosure for outdoor or wet areas.

Installation & Setup Guidance

Mounting the IQS900 signal conditioner is straightforward. Without the DIN-rail adaptor, use two M4 screws for panel mounting. The screw-terminal connectors accept wires from 0.2 to 1.5 mm² (24 to 16 AWG) with a tightening torque of 0.2 to 0.25 Nm. Connect the sensor via the self-locking miniature coaxial connector. For test signals, use the 4-contact input connector for raw output and test input. The output connector provides measurement signal and power supply connections. Ensure the power supply is limited-power and low-voltage, as specified for safety-related applications. Always verify the gap voltage during commissioning to confirm proper sensor positioning.

Maintenance & Reliability

The 204-900-000-011-A1-B21-C1-H10-I0 requires minimal routine maintenance due to its solid-state design. Periodically inspect connectors for corrosion or looseness, especially in humid environments (0 to 95% non-condensing). The UL94 V-0 flammability rating ensures safety in case of electrical faults. The system includes short-circuit and overvoltage protection (−33 VDC typical) on outputs, reducing the risk of damage from wiring errors. For long-term reliability, follow the recommended monitoring system input impedance guidelines: ≤350 Ω for current output and ≥50 kΩ for voltage output. This ensures accurate signal transmission without degradation.

Selection Guide & Purchasing Advice

When selecting the 204-900-000-011-A1-B21-C1-H10-I0, confirm that the sensitivity (8 mV/µm, 2 mm) and total system length (10 m) match your measurement requirements. If you need diagnostics or a DIN-rail adaptor, consider alternative configuration codes. The system works with Meggitt TQ9xx sensors and EA902 extension cables. For integration with third-party monitoring systems, verify input impedance compatibility. BluePLC Industrial offers this proximity measuring system along with expert support to help you choose the right configuration. Contact them for current availability and lifecycle status before ordering.

For complete technical specifications for the 204-900-000-011-A1-B21-C1-H10-I0, please contact BluePLC Industrial.