BERTHOLD LB452 ELECTRONIC MODULE AUTOMATION ELECTRONIC MODULE MONITORING FUNCTION APPLICATIONBERTHOLD LB452 LEVEL DETECTOR 19” MODULE DESIGN 3 HE, 21 TE IP20 PROTECTION RATING 4 MEASURING CHANNELS WEIGHT APPROX. 6 KG POWER SUPPLY 90 – 264 V CONSUMPTION APPROX. 10 VA / MEASURING CHANNEL OPERATING TEMPERATURE -20°C TO +50°C (253 TO 323 K) STORAGE TEMPERATURE -30°C TO +70°C (243 TO 343 K) TIME CONSTANT 0.005 TO 1000 S LONG-TERM STABILITY < +/- 1%