M 390

Calibration source for extremely high temperatures at very quick heat-up time.

600 ... 2300°C （type A）
600 ... 2600°C （type B）
600 ... 3000°C （type C）
300 ... 2000°C （type L）
600 ... 3000°C （2 piece）

Heated emitter shape:
Closed end tube

Emissivity:
effective = 1.00 at 0.6...1.8 µm
effective = 0.96 at 3...15 µm
（For emissivities of other wavelength temperature correction tables are available）

Standard calibration method:
pyrometric

Aperture diameter:
A, B, C: 16 or 25 mm
L: 25 or 38 mm

Temperature uncertainty:
0.25% of reading +1°C

Average warm-up time:
5 min （to 2300°C）

Dimensions [mm] （HxWxD） / Weight:
1710 x 560 x 82 / 182 kg