3 Technical Data
3.1 Measurement Specification
3.1.1 Sensing Heads
Temperature Range
LTS02, LTS10, LTH10 -40 to 600°C (-40 to 1112°F)
LTS20, LTF, LTH20
G5
2M
1M
Spectral Response
LT
G5
2M
1M
Optical Resolution D:S
LTS
LTF
LTH
G5
1M, 2M
Response Time
2
LTS (standard), LTH 130 ms
LTF (fast)
G5
1M, 2M
Accuracy
4
LT, G5
1M, 2M
Repeatability
LT, G5
1M, 2M
Temperature Coefficient
LT, G5
1M, 2M
1
at 90% energy in minimum and distance 400 mm (15.7 in.)
2
90% response
3
30 ms – if more than one sensing head drives an analog output of the communication box
4
at ambient temperature 23°C ±5°C (73°F ±9°F), ε = 1.0, and calibration geometry
5
ambient temperature deviations related to 23°C
MI3
0 to 1000°C (32 to 1832°F)
250 to 1650°C (482 to 3002°F)
250 to 1400°C (482 to 2552°F)
500 to 1800°C (932 to 3272°F)
8 to 14 µm
5 µm
1.6 µm
1 µm
1
2:1, 10:1, 22:1 typ. (21:1 guaranteed)
10:1
10:1, 22:1 typ. (21:1 guaranteed)
10:1
100:1
SF1 optics: 2 mm spot @ 200 mm distance (0.08 in @ 7.9 in)
SF3 optics: 22 mm spot @ 2200 mm distance (0.87 in @ (8.7 in)
20 ms
130 ms
10 ms
3
± (1% of reading or 1°C), whichever is greater
± 2°C (± 4°F) for target temp. < 20°C (68°F)
± (0.5% of reading + 2°C)
± 0.5% of reading or ± 0.5°C, whichever is greater
± 0.25% of reading + 1°C
5
± 0.05 K / K or ± 0.05% of reading / K, whichever is greater
0.01% of reading / K
Rev. G Nov/2015
Technical Data
15
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Questions and answers
I am currently installing 4 modules, each with 2 of the Raytek MI3 units. 7 of the units arrived with the normal display (Bottom Unit in photo), but 1 has only a full white block in the display. Is this indicative of a failed unit, or would this require external adjustments. These units always work when received, so I am unfamiliar with the required troubleshooting.