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Related Manuals for Digi-Sense 20250-91
Summary of Contents for Digi-Sense 20250-91
- Page 1 User Manual Single-Input Thermometers with NIST-Traceable Calibration Thermocouple Meter, Type J/K/T Input Model 20250-91 Thermistor Meter Model 20250-93 RTD Meter Model 20250-95 THE STANDARD IN PRECISION MEASUREMENT 1.800.544.2843 www.calcert.com sales@calcert.com...
- Page 2 Introduction The Digi-Sense Professional Single-Input Thermometers (20250-91, -93, -95) offer fast response and laboratory accuracy. Features include automatic backlight, Max/Min readings, and automatic power-off. The instrument is fully tested and calibrated to NIST-traceable standards. Careful use of this meter will provide years of reliable service.
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Page 3: Key Features
Key Features of errors to maximize overall accuracy battery life 1.800.544.2843 www.calcert.com sales@calcert.com... -
Page 4: Meter Description
9. Up ( ) button 4. MIN button 10. Temperature sensor 5. User-selectable temperature input units (all models); backlight 11. Type JKT button button (20250-91 only) (20250-91 only); 6. Power on/off button backlight button (20250-93 and -95 only) 20250-91 20250-93 and -95 1.800.544.2843... -
Page 5: Display Layout
Display Layout 1. Thermocouple type JKT icon (20250-91 only) 3. Low-battery indicator 4. User-selectable temperature units 5. Primary display (current 7. MIN icon 8. Secondary display (Max or Min readings) 1.800.544.2843 www.calcert.com sales@calcert.com... -
Page 6: Setup And Operation
J, K, or T. Backlight Function 1. Press Backlight/°C/°F button for 2 seconds to turn on or off the backlight (20250-91 only). 2. Press Backlight button to turn on or off the backlight (20250-93 and -95). Temperature Units Function 1. - Page 7 Setup and Operation (continued) Hold Function 1. Press the HOLD button to freeze the readings on 2. Press the HOLD button again to turn off the function or stop the meter from updating. Max/Min Function 1. Press MAX or MIN button to display the maxi- mum (Max) or minimum (Min) readings on the secondary display.
- Page 8 Offset/Calibration Function Using the Offset to Adjust for Probe Errors Use the offset/calibration function to adjust the meter’s readings to compensate for the errors of a specific 1. Plug the probe into the meter’s input connector. 2. Place the probe in a known, stable temperature environment (such as an ice bath).
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Page 9: Specifications
Specifications Range Resolution Accuracy Thermocouple meter 20250-91 Type J: –328 to 1832°F (–200 to 1000°C) ±1 of reading + 1.8°F (1°C) 0.1°F (0.1°C) from –148 to Type K: –418 to 2501°F below –148°F (–99.9°C); 1832°F (–99.9 to 999.9°C); (–250 to 1372°C) ±1 of reading + 0.9°F (0.5°C) - Page 10 Note: If you do not intend to use thermometer for a long time, remove the batteries. It is recommended that Digi-Sense products are calibrated annually to ensure proper function and accurate measure- ments; however, your quality system or regulatory body may require more frequent calibrations.
- Page 11 Manual Part No. 00100-21 1.800.544.2843 www.calcert.com sales@calcert.com...
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