| Technical data |
| Designation | TKTL 20 |
| Temperature range using infrared | –60 to +625 °C (–76 to +1 157 °F) |
| Temperature range using probe | –64 to +1 400 °C (–83 to +1 999 °F) |
| Probe supplied | TMDT 2-30, suitable for use up to
900 °C (1 650 °F) |
| Environmental limits | Operation 0 to 50 °C
(32 to 122 °F)
10 to 95% R.H. |
| Storage –20 to +65 °C
(–4 to +149 °F)
10 to 95% R.H. |
Full range accuracy
(Tamb=23 ±3 °C) | Tobj = 0 to 635 °C ±2% of reading or
2 °C (4 °F) whichever is greater
Tobj = –60 to 0 °C
±(2 °C +0,05/degree) |
| Response time (90%) | <1 000 ms |
| Display | LCD |
| Displayed resolution | 0,1 °C/F from –9.9~199.9,
otherwise 1 °C/F |
| Distance to spot size | 16:1 |
| Spectral response | 8–14 µm |
| Emissivity | 0,1–1,0 |
| User selectable backlit display | On/Off |
| User selectable laser pointer | On/Off |
| Measurement modes | Max, min, average, differential, probe/IR dual temperature modes |
| Alarm modes | High and low level alarm level with warning bleep |
| Laser wavelength | 630–650 nm |
| Laser | Class 2 |
| Maximum laser power | 1 mW |
| Dimensions | 195 x 70 x 48 mm
(7.7 x 2.7 x 1.9 in) |
| PACkaging | Sturdy carrying case |
| Case dimensions | 340 x 200 x 65 mm
(13.4 x 7.9 x 2.6 in) |
| Weight | Total (incl. case): 940 g (2.07 lbs)
TKTL 20: 230 g (0.50 lbs) |
| Battery | 2 x AAA Alkaline type IEC LR03 |
| Battery lifetime | 180 hours with laser and backlight off |
| Switch off | IR mode automatic after 60 s after trigger is released
(60 min can be manually selected)
Probe mode automatic after 12 min |
| EMC standards | EN 61326-1,-2-2:2006 |
| Laser standards | 21CFR, Ch 1-J |
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