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  RT8A
거친 환경을 위한, 고효율 이선식 적외선 온도계
RT8A - rugged two-wire infrared radiation thermometers  
The new Land RT8A infrared thermometers provide cost effective, accurate and reliable temperature measurement of moving materials, webs or inaccessible objects without contact.

The thermometer is housed in a rugged sealed body which can be integrated directly into a simple two-wire 4 to 20mA current measuring, monitoring or control loop.

 
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System 4 
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RT8A is easy to install with a choice of mounting configurations available from the System 4 range of mounting accessories which provide optional cooling and lens purging facilities for hostile operating environments.

Measuring product temperature without contact can improve quality, conserve energy, and optimise production rates.

This cost effective stand-alone thermometer can be readily installed in primary OEM and end-user applications in a wide range of industries such as asphalt, mineral processing, glass, food, paper, converting, plastics, printing and textiles.

Land RT8A offers the following features:
Adjustable response time
High accuracy and repeatability
Long term, drift-free measurement
Industry standard 4 to 20mA output
Rugged, sealed enclosure for industrial use
Wide range of mounting accessories
Benefits:


No contamination, interference or damage to the process or material


Accurate, reliable and stable temperature measurement to aid product quality control
Save energy and heating costs
Maximize production rates

  Specification  
  Measurement range:
    RT80A
    RT81A
    RT82A
    RT83A
Operating
0 to 250°C
0 to 500°F
0 to 500°C
0 to 1000°F
Specified*
0 to 250°C
30 to 500°F
0 to 500°C
30 to 1000°F
  Spectral Response: 8 to 14µm
  Output: 4 to 20mA, 2-wire loop connection
  Emissivity Adjustment: 0.10 to 1.09 in 0.01 increments
  Response Time: 1 to 10 seconds adjustable
  Resolution: <0.1°C/0.2°F
  Accuracy (absolute): 0.5% of span*
  Ambient Temperature Limits: -5 to 50°C/23 to 122°F (specified)
-5 to 70°C/23 to 159°F (operating)
  Drift with ambient temp.: <1.5°C per 10°C/<1.5°F per 10°F
  Drift with time: <1°C/2°F per year
  Power supply: 11 to 45V d.c., 2-wire loop connection
  Load resistance: 1Kohm max.
  Vibration: 3G any axis, 10 to 300Hz
  EMC: EN 50081-1 (emissions), EN 50082-2 (immunity), EN 61010-1 (electrical safety)
  Sealing: To requirements of IP65/NEMA4X
  Weight: 1.4kg/3.0lb
   
  *Within specified measurement range  

MOUNTINGS AND ACCESSORIES
A range of optional accessories is available to securely install and protect the thermometer at the optimum position on the process.

If you would like more detailed product information please use the Further Information page.

Literature download on the RT8A infrared thermometer is available
Last Modified (30/03/06) (138KB).
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