Tel-Tru Digital Industrial Thermometers

General Digital Thermometer Questions:

• What are the application details? These may include continuous process flow, static tank, or laboratory testing.
• What are the environmental conditions, such as ambient temperature, humidity, or corrosive atmosphere (salt spray etc.)?
• Will the wetted material of the process thermometer be compatible with the measured medium?
• What lens material will be best for the application?

Thermometer Model Type:

• What size display is needed?  How far away will the user be when reading the thermometer?
• Is the application direct mount or remote mount?
• Is a 4-20mA output needed?
• Where should the fitting connection be located for maximum readability when thermometer is installed in the system (back, adjustable angle, bottom, top, right side or left side)?
• What fitting thread size and type will you need?

Digital Thermometer Stem:

• Is there a required immersion length to ensure accurate measurement?
• What stem length and diameter are best for your application?

Temperature Range:

• What is the overall temperature range that is required?
• What are the minimum and maximum over-range possibilities?
• What is the accuracy that is required?
• What scale would you need (°F or °C)?

Options and Accessories

• Would you also require a thermowell?
• Do you require custom or special dial markings or colors?
• Do you need any special connections or fittings?
• Do you require thread size adapters?
• Is "project tagging" an option that you would want?