Temperature calibration is a critical aspect of railway operations, ensuring the safety, reliability, and efficiency of equipment. In the railway industry, various components such as signaling systems, track infrastructure, and rolling stock are exposed to fluctuating environmental temperatures. Accurate temperature measurements are vital for monitoring and controlling these systems. Without proper calibration, temperature sensors may provide inaccurate readings, leading to potential safety hazards and operational inefficiencies. For instance, signaling equipment must function correctly under extreme temperatures to prevent miscommunication and accidents. Therefore, regular temperature calibration is indispensable to maintain the integrity and performance of railway systems.