Specifications
7
(Specifications are for all models except where noted)
THERMOMETER
Measuring:
OS520:
0°F to 750°F (–18°C to 400°C)
Temperature
OS520E:
0°F to 1000°F (–18°C to 538°C)
Range:
OS521:
0°F to 1000°F (–18°C to 538°C)
OS522:
0°F to 1600°F (–18°C to 871°C)
OS523:
0°F to 2500°F (–18°C to 1371°C)
OS524:
1000°F to 4500°F
(538°C to 2482°C)
OS520:
±2% of reading or
3°F whichever is greater
OS520E:
±1% of reading or
OS521,
3°F whichever is greater
OS522,
OS523,
OS524.
Distance to Spot Size Ratio:
OS520:
10:1
OS520E:
10:1
OS521:
20:1
OS522:
30:1
OS523-1: 30:1
OS523-2: 60:1
OS523-3: 68:1
OS524:
110:1
Repeatability:
± (1% rdg + 1 digit)
Resolution:
1°F or 1°C
Response Time:
OS520:
500 msec
OS520E:
250 msec
OS521, OS522,
OS523, OS524:
Spectral Response:
8 to 14 microns
Operating Ambient
32°F to 122°F
Temperature:
(0°C to 50°C)
Operating Relative Humidity:
95% or less without condensation
Display:
Backlit LCD dual display
Keypad:
4 position, tactile feed-back membrane
switch
Average Temperature
Accuracy Time Period
(under continuous operation):
11
1
⁄
2
days
Emissivity:
0.10 to 1.00 in 0.01 increments,
set via keypad
7-1
Accuracy (24°C or 75°F
Ambient Temperature and at
emissivity of 0.95 or greater):
Summary of Contents for OMEGASCOPE OS520
Page 4: ...ii Unpacking Instructions This page is intentionally blank ...
Page 7: ...v TABLE OF CONTENTS ...
Page 13: ...General Description 1 1 6 Notes ...
Page 49: ...4 3 Sighting Scope 4 Notes ...
Page 57: ...Troubleshooting Guide 6 6 6 Notes ...
Page 63: ...Glossary of Key Strokes 8 8 2 Notes ...
Page 73: ...Appendix Determining an Unknown Emissivity C C 4 Notes ...
Page 77: ...I 4 Index I Notes ...