Instrument and Meter Manufacturer
LFW10 Temperature Transmitter | High-Accuracy Industrial Temperature Sensor
Overview
LFW10 Temperature Transmitter is an advanced industrial-grade temperature sensing solution engineered for high stability, durability, and accuracy.
Designed for HVAC systems, warehouses, building automation, and process control, the LFW10 series provides dependable performance even in demanding environments.
Equipped with Heraeus Class A sensors, superior anti-interference capabilities, and IP65-rated protection, it ensures consistent measurement accuracy and long-term reliability under challenging conditions.
Key Features
- Flexible Mounting Options: Up to five different mounting and output configurations for versatile installation.
- Quick-Fit Industrial Design: New enclosure design enables fast deployment and maintenance.
- High-Performance Heraeus Class A Sensor: Delivers fast response, high accuracy, and minimal temperature drift.
- Excellent EMC Resistance: Strong anti-interference performance ensures reliable data output.
- IP65 Protection & RoHS Compliance: Safe for use in industrial and commercial environments.
Product Description
The LFW10 series temperature transmitter is purpose-built for industrial temperature monitoring applications where accuracy and stability are critical.
It is specifically designed to resist shock surges, static discharge, and voltage fluctuations, offering superior anti-interference protection.
The transmitter adopts a high-precision platinum resistance (PT100/PT1000) sensing element with stable thermal resistance characteristics.
Combined with analog or digital signal output, it provides precise and linear temperature feedback over a wide operating range.
Its compact housing—made of durable PC plastic with a stainless steel probe—ensures easy installation and long service life.
Whether mounted on walls, pipes, or ducts, the LFW10 adapts seamlessly to the user’s installation requirements.
Technical Specifications
| Parameter | Specification |
|---|---|
| Sensor Type | PT100, PT1000, NTC10K, or NTC20K high-precision thermal resistance |
| Output Options | 4–20mA (2-wire), 0–10VDC, 0–5VDC, or resistance output |
| Accuracy | ±0.2–0.5°C @ 25°C |
| Power Supply | 15–35VDC / 24VAC (Voltage Type), 18.5–35VDC (Current Type) |
| Load Resistance | <500Ω (analog), ≥2KΩ (0–5V), ≥3KΩ (0–10V) |
| Housing Material | PC enclosure, stainless steel probe (Φ6mm) |
| Working Temperature | -40°C to 70°C, 0–95%RH (non-condensing) |
| Protection Level | IP65 |
| Certifications | CE, RoHS |
Wiring and Installation
Wiring Modes:
- Voltage Output: 0–10VDC, connected via V+ and GND.
- Current Output: 4–20mA loop, powered by 18.5–35VDC.
- RTD Output: 2-wire (terminal 1–2) or 3-wire (terminal 1–3) configurations.
⚙️ Note: When powered with 24VDC, use an isolated supply for stability and protection.
Structural Dimensions
The LFW10 supports several mechanical configurations:
- Wall-mounted Type (LFW10-1) – Compact and ideal for HVAC and room monitoring.
- Split/Duct Type (LFW10-2) – Long probe for air ducts or environmental systems.
- Pipe Type (LFW10-3) – For direct pipeline insertion.
- Clamp Type (LFW10-5) – For secure mounting on pipes or external surfaces.
- Flange Type (LFW10-4) – For fixed installations requiring high sealing performance.
Each configuration includes detailed dimensional drawings (see pages 2–3) for straightforward integration into system layouts.
Selection Guide
| Model | Mounting Type | Sensor Type | Output Signal | Temperature Range | Probe Length |
|---|---|---|---|---|---|
| LFW10-1 | Wall-mounted | PT1000 | 0–10VDC | -20°C–80°C | 100mm |
| LFW10-2 | Split / Duct | PT100 | 4–20mA | 0°C–50°C | 200mm |
| LFW10-3 | Pipe | NTC20K | 0–5VDC | -50°C–50°C | 65mm |
| LFW10-4 | Flange | PT100 | 4–20mA | -40°C–70°C | 150mm |
| LFW10-5 | Clamp | NTC10K | 0–10VDC | 0°C–100°C | 100mm |
📌 Custom probe lengths and temperature ranges are available upon request.
Typical Applications
- HVAC (Heating, Ventilation & Air Conditioning)
- Building and Warehouse Monitoring
- Cleanroom Environmental Control
- Industrial Process Automation
- Water Treatment & Energy Management Systems
The LFW10’s robust performance, flexible installation, and precise signal output make it a reliable choice for both industrial engineers and building automation specialists.
Conclusion
The LFW10 Temperature Transmitter delivers accurate, stable, and reliable temperature monitoring for industrial and commercial environments.
Its combination of digital precision, robust housing, and adaptable design makes it a standout choice for OEM integration, HVAC systems, and automation control applications.
