Core Specifications Comparison:

Resistance at 0°C:

PT100: The resistance at 0°C is 100 ohms (Ω).

PT1000: Resistance at 0°C is 1,000 ohms (Ω).

Structure and appearance:

PT100: It has both wire-wound and thin-film structures.

PT1000: Almost all products on the market use a thin-film structure.

Operating temperature range:

PT100: Wider measuring range, typically suitable for -200°C to +850°C (excellent performance in high-temperature conditions).

PT1000: Typically suitable for temperatures ranging from -200°C to +600°C.