METRIX TXR-33505 Vibration Transmitter

METRIX TXR-33505 — Stop the Clock on Your Downtime. Ship Today from Xiamen.

Your compressor train just tripped. The DCS is throwing a vibration transmitter fault. Maintenance is on the phone. Every hour this machine stays offline is burning through your production budget — and the clock is running. The METRIX TXR-33505 is in stock at our Xiamen warehouse right now. We’ve shipped this exact module to refineries in the Middle East, power plants in Southeast Asia, and chemical complexes in Europe — all on emergency timelines. We know what’s at stake when a critical rotating machine goes dark, and we move accordingly.

The TXR-33505 is a loop-powered 4–20 mA vibration transmitter from METRIX’s TXR Series — a field-proven platform built for continuous machinery protection on compressors, turbines, pumps, and fans. It delivers a clean, stable analog signal directly to your DCS or safety system with no external power supply required. When your existing unit fails, this is a direct drop-in replacement. No rack reconfiguration. No firmware negotiation. Wire it in, verify the loop, and restart.

⚡ URGENT REQUIREMENT? Contact: [email protected] | WhatsApp: +86 18359268345

Quick Technical Datasheet

Troubleshooting & Replacement Tips

Common failure signatures for the TXR-33505:

• 4 mA flat-line output: Transmitter has lost its internal reference or the sensing element has failed. Confirm loop continuity first — if loop resistance is correct and the signal is still pegged at 4 mA with the machine running, the module is dead. Replace immediately.
• 20 mA saturation (upscale drive): Typically indicates an open sensor circuit or internal amplifier fault. Check the accelerometer cable and connector before condemning the transmitter body itself.
• Erratic / noisy signal: Ground loops are the first suspect in field installations. Verify single-point grounding at the DCS end. If noise persists after grounding correction, the transmitter’s internal filtering may have degraded — replace the unit.
• Intermittent dropout: Inspect the conduit entry and terminal connections for moisture ingress. Vibration-induced terminal loosening is common on high-frequency machinery. Re-torque terminals and re-seal conduit before swapping the module.

Replacement procedure — field checklist:

1. Isolate the loop at the DCS marshalling cabinet. Note the current 4–20 mA reading before isolation — this is your baseline for post-installation verification.
2. De-energize the loop. Confirm zero voltage at the transmitter terminals with a calibrated meter before touching wiring.
3. Document the existing cable routing, terminal polarity, and conduit seal configuration. Photograph if possible — you’ll thank yourself during re-installation.
4. Remove the failed TXR-33505. Inspect the mounting surface and accelerometer cable for secondary damage. A failed transmitter sometimes masks a damaged cable that will kill the replacement unit within days.
5. Install the new TXR-33505. Verify terminal polarity — reversed polarity on a loop-powered transmitter will not damage it immediately, but the output will be invalid. Confirm + and − before energizing.
6. Re-energize the loop. At rest (machine stopped), the output should read approximately 4 mA. If the machine is running, verify the output tracks vibration changes — a slow sweep of the machine speed should produce a corresponding mA shift.
7. Confirm the DCS is receiving a valid engineering-unit value. Clear any latched alarms. Document the replacement in the maintenance log with the new unit’s serial number.

Configuration notes: The TXR-33505 is a passive loop-powered device — there are no DIP switches, no address configuration, and no firmware to match. The only field-adjustable parameter is the physical mounting orientation, which affects the measurement axis. Confirm the replacement unit is mounted in the same orientation as the original. If the original orientation is unknown, consult the original installation drawing or the METRIX TXR Series installation manual.

Reliability in Harsh Conditions

The TXR Series was not designed for a climate-controlled instrument room. It was designed for the places where machines actually live — hot, wet, vibrating, and chemically aggressive. The TXR-33505 enclosure is built to resist moisture ingress in tropical and coastal environments where humidity cycles daily between 60% and 100% RH. The internal electronics are conformal-coated to prevent corrosion from H₂S-laden atmospheres common in oil & gas facilities.

Mechanical vibration is the transmitter’s job — and its environment. The TXR-33505 mounting hardware and internal construction are engineered to withstand the continuous broadband vibration present on compressor skids and pump bases without loosening, fatiguing, or drifting in calibration. Field experience across multiple installations in Middle Eastern petrochemical plants and Southeast Asian power stations confirms stable 4–20 mA output over multi-year service intervals without recalibration.

Temperature performance covers the full range of industrial outdoor and indoor environments. The transmitter maintains specification across the operating temperature band without requiring heat tracing in cold climates or additional cooling in high-ambient installations. This matters when your plant is in a desert, a jungle, or a northern latitude with seasonal extremes — the TXR-33505 performs the same in all of them.

Global Express Logistics

Our Xiamen warehouse is positioned specifically for fast international dispatch. Xiamen Gaoqi International Airport handles daily DHL and FedEx international freight departures, giving us same-day or next-morning cutoff access to express air freight lanes covering Europe, the Middle East, Southeast Asia, and the Americas.

Standard emergency shipment flow:

• Order confirmed before 14:00 CST: Same-day dispatch. DHL Express or FedEx International Priority, depending on destination and weight.
• Transit time to Middle East (UAE, Saudi Arabia, Kuwait): 2–3 business days door-to-door.
• Transit time to Europe (Germany, Netherlands, UK, France): 3–4 business days door-to-door.
• Transit time to Southeast Asia (Singapore, Thailand, Indonesia, Vietnam): 1–2 business days door-to-door.
• Transit time to Americas (USA, Canada, Brazil): 3–5 business days door-to-door.

Every shipment includes a commercial invoice, packing list, and certificate of origin for customs clearance. For destinations requiring additional documentation (SABER, SONCAP, COC), contact us at the time of order and we will coordinate the required paperwork in parallel with shipment preparation. We do not hold shipments for documentation — we run both tracks simultaneously to protect your timeline.

ESD-safe inner packaging and moisture barrier outer packaging are standard on all transmitter shipments. The TXR-33505 arrives at your site ready for immediate installation — not requiring additional conditioning or acclimatization time.

Contact Information

📧 Email: [email protected]
💬 WhatsApp: +86 18359268345
🌐 Web: siemensplc.com
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