Loop output and EMI are designed in high Strength construction and compact size for reliable performance under kinds of interference for dependable performance in seviour industry application in distance. Temperature range is designed from -200~600C and low power requirements but long distance transmission. ST4 series is designed for low static and thermal errors. SensPro Electronics supplies unparalleled price and performance. Performance at 25C: Temperature range: -200~600C Error: ±0.1%, 0.2%, or 0.5% Long term stability (1 yr): <0.2%/year (typical) Electrical: Supply voltage: 10-30VDC Outputs: 4-20mA, or 1-5VDC (optional) Load: ≦500Ω Consumption: ≦1W Temp Co efficiency: ≤0.05%/C Error on supply voltage change: ≤±0.005%/V