0 operator maintenance, 0 specifications – Omega CL3512A User Manual
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9
3.0 Operator Maintenance
WARNING
To avoid possible electrical shock, disconnect the thermocouple
connectors from the thermometer before removing the cover.
Battery Replacement 
Power is supplied by a 9 volt “transistor” battery. The “
” appears on the
LCD display when replacement is needed. To replace the battery, remove the 
two screws from the back of the meter and lift off the battery cover. Remove 
the battery from battery contacts.
10
4.0 Specifications
ELECTRICAL
Temperature Scale: Celsius or Fahrenheit user-selectable 
Measurement Range: 
Thermocouple
Range
K-TYPE(0.1°C)
-200°C to 1372°C, -328°F to 1999°F
J-TYPE(0.1°C)
-210°C to 1200°C, -346°F to 1999°F
T-TYPE(0.1°C)
-200°C to 400°C , -328°F to 752°F
E-TYPE(0.1°C)
-220°C to 1000°C, -364°F to 1832°F
Calibration Range: -210°C to 1372°C, (-364°F to 1999°F) 
Auto range: 0.1°C/1°C, 0.1°F/1°F 
Accuracy: Accuracy is specified for operating temperatures over the range 
of18°C to 28°C (64°F to 82°F), for 1 year, not incl uding thermocouple 
error.(Read mode) 
±(0.1%rdg + 1°C) range -60°C to 1372°C 
±(0.1%rdg + 2°C) range -60°C to -220°C 
±(0.1%rdg + 2°F) range -76°F to 1999°F 
±(0.1%rdg + 4°F) range -76°F to -364°F 
Simulation Accuracy: Measurement accuracy plus 1°C 
 
ENVIRONMENTAL
Ambient Operating Ranges: 0°C to 50°C (32°F to 122°F) <80% R.H. 
Storage Temperature: -20°C to 60°C (-4°F to 140°F) <70% R.H.
