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Digital Thermometers

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Temperature Transmitters, I.S. Interfaces

Digital Thermometers

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This instrument is a portable 3½ digit, compact-sized digital thermometer designed to use external K-type thermocouple as temperature sensor. Temperature indication follows National Bureau of Standards and IEC 584 temperature/voltage tables for Ktype thermocouples. One K-type thermocouple is supplied with the thermometer. 
<ul> 
<li> * Capable of receiving two Type K thermocouple inputs</li> 
<li> * Differential display of the two thermocouple inputs</li> 
<li> * Hand held with moulded rubber holster and wrist strap</li> 
<li> * ±0.1°C/°F or 1°C/°F auto ranging resolution</li> 
<li> * Accuracy: -50°C to 0°C ±0.2°C, 0°C to 600°C ±0.3% of reading +1°C, 600°C to 1300°C ±0.5% of reading +1°C</li> 
<li> * 14mm high digits in LCD display</li> 
<li> * Offset adjustment</li> 
<li> * Weight 300g</li> 
<li> * Power supply: 9V battery (supplied)</li></ul> 
<h3>Electrical specification</h3>Temperature Scale: Celsius or Fahrenheit user-selectable Measurement Range: -50°C to 1300°C, (-58°F to 2000°F) Resolution: 1°C or 1°F, 0.1°C or 0.1°F Accuracy: Accuracy is specified for operating temperatures over the range of 18°C to 28°C (64°F to 82°F), for 1 year, not including thermocouple error. ±( 2°C ) -50°C to 0°C ±( 0.3% rdg + 1°C ) 0°C to 600°C ±( 0.5% rdg + 1°C ) 600°C to 1300°C Temperature Coefficient: 0.1x( specified accuracy ) per °C . ( 0°C to 18°C , 28°C to 50°C ). Input Protection: 60V dc or 24V rms ac maximum input voltage on any combination of input pins. Reading Rate: 2.5 times per second. Input Connector: Accepts standard miniature therm ocouple connectors (flat blades spaced 7.9mm,center to center). 
<h3>Environmental</h3> Ambient Operation Range: 0°C to 50°C, (32°F to 122°F) Storage Temperature: -20°C to 60°C, (-4°F to 140°F) Relative Humidity: 0% to 80% (0°C to 35°C) (32°F to 95°F) 0% to 70% (35°C to 50°C) (95°F to 122°F) 
<h3>General</h3>Display: 3½ digit liquid crystal display (LCD) with maximum reading of 1999 Battery: Standard 9V battery (NEDA 1604,IEC 6F22) Battery Life: 100 hours typical with carbon zinc battery, 200 hours typical with alkaline battery Dimensions: 184mm (H) x 62mm (W) x35mm (D) Weight: 10.6oz (300g) including holster Supplied Probe: 4-foot type “K” thermocouple bead probe (teflon tape insulated). Maximum insulation temperature 260°C (500°F).

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