Thermistor Sensors | Sauna, HVAC systems, consumer electronics | - Copper core (ASTM F1459 compliant) - Analog interface (IEC 60747-2) - Temp range: Base: -50°C to 150°C ▲ Advanced: -50°C to 200°C ▲▲ (ISO 16750) | - Low cost (▲ Base: $12/unit) - Fast response: Base: 0.5s ▲ Advanced: 0.2s ▲▲ - Compact design | - Limited temp range vs RTD (Industry Standard: 120°C max) - Less durable in corrosive environments (Advanced version improves this) |
RTD Sensors (Platinum) | Industrial automation, labs | - Platinum element (DIN EN 60751) - Accuracy: 0.1°C (IEC 60751) - Temp range: -200°C to 850°C (ISO 3960) | - High precision (▲ Base: ±0.3°C) - Long-term stability (▲ Advanced: ±0.1°C) - Wide temp range | - Higher cost (▲ Base: $45/unit) - Slower response (▲ Base: 2s) - Requires external power |
Thermocouple Sensors | Furnaces, automotive exhaust | - Two-metal junction (ASTM E230) - Temp range: -200°C to 1800°C (IEC 60584) | - High temp tolerance (▲ Advanced: 2300°C) - Rugged design | - Needs reference junction (cold-junction compensation) - Lower accuracy (▲ Base: ±2°C) - Signal drift over time |
MEMS Temperature Sensors | Electronics, IoT devices | - Silicon-based (ISO/IEC 17025) - Digital output (I²C/SPI) - Size: 3mm × 3mm (IEC 60068) | - Tiny footprint (▲ Advanced: 1.5mm × 1.5mm ▲) - Direct digital interface | - Limited temp range (-40°C to 125°C) - Sensitive to mechanical stress |
Fiber Optic Sensors | Harsh environments (EMI/RFI) | - Non-conductive glass core (IEC 61249) - Immune to electromagnetic interference | - Safe in explosive areas (▲ Advanced: ATEX certified) - No electrical noise | - Complex calibration (▲ Base: 2hr setup) - High cost (▲ Base: $80/unit) - Fragile fiber cables |
Liquid-in-Glass Thermometers | Basic industrial/medical use | - Mercury/alcohol fill (ISO 3966) - Manual reading (no electronics) | - No power required (ideal for remote areas) - Inherently safe | - Fragile glass body (▲ Advanced: Borosilicate glass ▲) - Slow response (▲ Base: 10s) - Toxic mercury in some models |