High-Precision RTD Sensors (PT100) | Industrial BMS systems, HVAC, process control | - Temp Range: -200°C to 850°C (ISO 19133) - Accuracy: ±0.1°C (IEC 60751 Class AA) ▲ - Material: Copper/SS316 (UL-certified ASTM A240) | - Ultra-stable readings over time - Wide operating range - UL-certified durability | - Higher cost than thermocouples - Slower response (5 sec) |
Standard PT100 Sensors | General industrial monitoring, food processing | - Temp Range: -50°C to 150°C (IEC 60751) - Accuracy: ±0.3°C (Class B) - Material: Nickel-plated copper (UL listed) | - Cost-effective - Reliable for moderate temps - Compatible with analog systems | - Limited range (-50°C to 150°C) - Lower accuracy |
Industrial Thermocouples (Type K) | Furnaces, engines, high-temp processes | - Temp Range: -40°C to 1,372°C (ASTM E230) - Accuracy: ±2.2°C (Type K) - Material: Nickel-chromium/nickel-aluminum | - Fast response (1-2 sec) - Durable in harsh environments - Wide range | - Lower accuracy than RTD - Signal drift over time |
Thermistors | HVAC, automotive, consumer electronics | - Temp Range: -40°C to 125°C (IEC 60751) - Accuracy: ±0.1°C (high sensitivity) - Material: Polycrystalline (ASTM E1152) | - High sensitivity (0.5 sec response) - Compact and lightweight - Low cost | - Limited to moderate temps - Non-linear output requires calibration |
Infrared Non-Contact Sensors | Food processing, safety monitoring | - Temp Range: -50°C to 2,000°C (ISO 10812) - Accuracy: ±2% - Material: Stainless steel (IP65) | - Non-contact measurement - Fast response (<1 sec) - No physical wear | - Affected by surface emissivity - Requires clear line of sight |
Liquid-in-Glass Thermometers | Labs, basic monitoring | - Temp Range: -30°C to 300°C (ASME B40.9) - Accuracy: ±1°C (ASME B40.9) - Material: Glass/mercury (phased out) | - No power required - Low cost - Visual readout | - Fragile glass housing - Slow response (30 sec) - Mercury hazards |