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 THERMOMETER

 

 

 

2

Standards and IEC584 temperature/voltage table for 
K-type thermocouples. It uses RS232 interface to perform 
bi-directional communication with PC. 

II. Specifications: 

Numerical Display:

   

4 digital Liquid Crystal Display per channel. 

Measurement Range: 

-200°C ~ 1370°C      -328°F ~ 2498°F 

Resolution: 

-200°C~ 200°C  0.1°C; 200°C ~1370°C    1°C 
-200°F~ 200°F  0.1°F; else  1°F 

Input Protection at Thermocouple Input: 

60V DC, or 

24Vrms AC

 

Environmental:  

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  Operating Temperature and Humidity: 0°C ~50°C 

(32°F ~ 122°F) ; 0 ~ 80% RH 

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  Storage Temperature and Humidity: -10°C to 60°C 

(14°F ~ 140°F); 0 ~ 80% RH 

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    Altitude up to 2000 meters. 

Accuracy:    at ( 23 ± 5°C ) 

Range Accuracy 

-200°C ~ 200°C 

±(0.2% r 1°C) 

200°C ~ 400°C 

±(0.5% r 1°C) 

400°C~1370°C 

±(0.2% r 1°C) 

-328°F ~ -200°F 

±(0.5% r 2°F) 

-200°F ~ 200°F 

±(0.2% r 2°F) 

200°F ~ 2498°F 

±(0.3% r 2°F) 

Temperature Coefficient: 

For ambient temperatures from 0°C ~ 18°C and 28°C ~ 
50°C, for each °C ambient below 18°C or above 28°C 

Summary of Contents for 800023

Page 1: ...4 Channel Thermometer 800023 INSTRUCTION MANUAL SPER SCIENTIFIC LTD...

Page 2: ...emperature Scale 5 4 4 Data Hold Operation 5 4 5 T1 T2 Operation 5 4 6 Relative Operation 6 4 7 MAX MIN Operation 6 4 8 Auto Power Off 7 4 9 Low Battery Condition 7 4 10 Calibration Point 7 4 11 Digit...

Page 3: ...F Input Protection at Thermocouple Input 60V DC or 24Vrms AC Environmental Operating Temperature and Humidity 0 C 50 C 32 F 122 F 0 80 RH Storage Temperature and Humidity 10 C to 60 C 14 F 140 F 0 80...

Page 4: ...acy specification for additional details Electromagnetic Compatibility Total accuracy specified accuracy 2 C 3 6 F Sample Rate 3 seconds per period Dimension 184 64 30mm Weight 250g Approx Accessories...

Page 5: ...aximum value is now being displayed The Minimum value is now being displayed This indicates auto power off is enabled This indicates that the display data is being held The Battery is not sufficient f...

Page 6: ...TIONS RANGE F 328 200 C REL HOLD Button Location 1 K type temperature sensor T1 to T4 input connector 2 LCD display 3 ON OFF Backlight button 4 Hold button 5 Relative button 6 T1 T2 button 7 MAX MIN f...

Page 7: ...n the user may change it to Fahrenheit F by pressing C F button and vice versa to Celsius 4 4 Data Hold Operation The user may hold the present reading and keep it on the display by pressing the HOLD...

Page 8: ...ous beep 4 7 MAX MIN Operation When pressing the MAX MIN button the meter will enter the MAX MIN mode Under this mode the maximum value minimum value is kept in the memory simultaneously and updated w...

Page 9: ...nd there will be two successive beeps to indicate that auto power off is disabled and the will not show up 4 9 Low Battery Condition When the battery voltage is under proper operation requirement the...

Page 10: ...THERMOMETER 9 Appendix Thermocouple probe specification Range Tolerances Description 50 to 200 58 to 392 2 2 or 0 75 3 6 or 0 75 with Teflon tape insulation Maximum insulating temperature 260...

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