Surface sensors are electrical thermometers used in contact with solid bodies to measure their surface temperature. They have at least one „contact area“, or „patch“, which is brought into contact with the surface in question.

• contact resistance thermometer for measurement at straight radiator sufaces
• Contact resistance thermometer with taut band
• Tube contact resistance thermometer
• Magnet-contact resistance thermometer with spring loaded sensing tip (with silver heat conducting part) and connecting cable