Protection grade ensured by the casing acc. to EN 60529
- from the frontal plate IP65
- from the terminal side IP20
Additional errors in rated operating conditions caused by:
- compensation of thermocouple cold
junction temperature changes ≤ 2
o
C,
- ambient temperature change ≤ 100% value of intrinsic
error /10 K.
Safety requirements acc. to EN 61010-1
- installation category III,
- pollution level 2,
- maximum phase-to-earth operating voltage:
- for supply circuits, output 300 V
- for input circuits 50 V
- altitude above sea level < 2000 m
Electromagnetic compatibility
- noise immunity acc. to EN 61000-6-2 standard
- noise emissions acc. to EN 61000-6-4 standard