Description
1. Unboxing & Physical Snapshot
- Model & Brand: Honeywell, XFR824A (Frequency Transducer / Signal Conditioning Module)
- Physical Dimensions: Approximately 14.0 cm x 11.0 cm x 4.5 cm (Standard plug-in industrial module layout)
- Estimated Shipping Weight: 0.6 kg (Boxed with custom antistatic cushioning; Net unit weight: 0.45 kg)
- What’s in the Box: Honeywell XFR824A signal conditioning module, plug-in screw terminal connectors, front-panel calibration adjustment potentiometers, and factory compliance slip (base mounting socket sold separately).
2. Product Introduction
Process control loops measuring rotational speed or alternating frequency signals require precise signal conditioning hardware to protect downstream controllers from transient noise and voltage spikes. The XFR824A module accepts raw frequency or pulse inputs from field sensors, converting them into isolated, standardized analog or digital control signals for the central automation system.
Heavy industrial environments frequently expose signal cabling to severe electromagnetic interference (EMI) from nearby variable-frequency drives and large motors. Engineers deploy this specific Honeywell transducer configuration to isolate and filter high-frequency noise, ensuring stable, drift-free telemetry across critical monitoring loops.
3. Core Technical Specifications
| Parameter | Value |
| Module Architecture | Precision frequency-to-analog / pulse signal conditioning transducer |
| Input Type | Magnetic pickup, proximity switch, or pulse frequency inputs |
| Output Signal | Standard analog control levels (e.g., 4–20 mA or 0–10V DC scale) |
| Operating Voltage | Standard industrial control levels (e.g., 24V DC or AC line power options) |
| Power Consumption | < 4.0 Watts operational draw |
| Heat Dissipation | ~13.6 BTU/hr |
| Isolation Rating | 1500V AC optical input-to-output galvanic isolation |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) ambient cabinet parameters |
4. Global Compliance & Industry Certifications
Auditors inspecting industrial control cabinets and instrumentation marshaling racks require complete compliance documentation regarding electrical insulation and isolation boundaries.
- Expected Compliance Standards: CE Mark, UL/cUL Listed (Industrial Control Equipment), and relevant EMC directive conformity.
- Safety Significance: The UL and CE frameworks confirm that internal galvanic isolation barriers prevent high-voltage faults on field sensor lines from bridging into low-voltage internal logic circuits, mitigating shock and equipment damage risks.
- Verify specific lot certifications and environmental ratings with Honeywell or your regional authorized distributor prior to commissioning.
5. Long-Term Storage & Asset Preservation Guide
Precision signal transducers sitting dormant in stockrooms face degradation risks, particularly regarding calibration stability and terminal oxidation.
Keep the module inside its original factory multi-layer anti-static (ESD) and moisture-barrier bag to protect the circuit traces and gold-plated edge connectors from atmospheric sulfur and humidity. Maintain stockroom climate parameters strictly below 60% relative humidity to prevent degradation of internal components and trim potentiometers. Inspect the plug-in connector pins annually for tarnish or mechanical wear before staging the unit for cabinet installation.
6. Physical Installation Prerequisites
Proper thermal management and physical separation from high-power distribution lines are essential to maintain transducer signal accuracy. Leave at least 30mm of unobstructed clearance around the module housing to allow natural convection cooling. Ensure the base socket is securely mounted to a vibration-free DIN rail or backplane panel before inserting the module completely.
7. Buyer’s FAQ
- What is the proper Harmonized System (HS) tariff code for international shipments of this frequency transducer?
- Industrial electrical measuring, checking, and signal conditioning instruments typically fall under HS Code 9032.89 (Automatic regulating or controlling instruments and apparatus). Confirm exact bindings with your customs broker.
- Does this module require software programming or firmware configuration?
- No, the XFR824A is a hardware-configured signal conditioner; adjustments for span and zero are executed physically via the front-panel trim potentiometers.
- What logistics implications arise from the Country of Origin (COO)?
- Manufacturing origins for this legacy Honeywell platform trace to authorized global production facilities; inspect the exterior shipping box label for exact traceability data.
- What packaging precautions are mandatory for secure freight transport?
- Ship the unit inside a double-walled corrugated carton utilizing high-density anti-static foam inserts to absorb mechanical drop shocks and protect internal components during transit.
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- Ship the unit inside a double-walled corrugated carton utilizing high-density anti-static foam inserts to absorb mechanical drop shocks and protect internal components during transit.




