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Caractéristiques techniques
Ecran . . . . . . . . . . . . . . . . . . . . . . . . . .40 000 Counts maxi. (signes)
Cadence d’acquisition . . . . . . . . . . . . .env. 2 à 3 mesures/seconde, bargraphe env. 10 mesures/seconde
Longueur des câbles de mesure . . . . .env. 90 cm chacun
Impédance de mesure . . . . . . . . . . . . .>10 MΩ (plage V)
Tension de service . . . . . . . . . . . . . . .Pile bloc de 9 V
Conditions de travail . . . . . . . . . . . . . .0 à 30°C (<75%rF), >30 à 40°C (<50%rF)
Hauteur de service . . . . . . . . . . . . . . .max. 2 000 m
Température de stockage . . . . . . . . . .-10°C à +50°C
Poids . . . . . . . . . . . . . . . . . . . . . . . . . .env. 380 g
Dimensions (L x l x h) . . . . . . . . . . .185 x 91 x 43 (mm)
Catégorie de surtension . . . . . . . . . . .CAT III 1 000 V, CAT IV 600 V, degré de pollution 2
Tolérances de mesure
Indication de précision en ± (% de lecture + erreur d’affichage en counts ( = nombre des plus petits chiff-
res)). La précision est valable pendant 1 an à une température de +23 °C (± 5°C), pour une humidité rel.
de l’air inférieure à 75 %, sans condensation. Coefficient de température : +0,1 x (précision spéci-
fiée)/1°C
Tension continue
Plage Précision Résolution
400 mV ±(0,1% + 8) 0,01 mV
4 V 0,0001 V
40 V ±(0,1% + 8) 0,001 V
400 V 0,01 V
1 000 V ±(0,2% + 8) 0,1 V
Protection contre la surcharge 1 000 V ; impédance : 10 MΩ
Tension alternative
Plage Précision Résolution
4 V 0,001 V
40 V ±(1,3% + 5) 0,01 V
400 V 0,1 V
750 V ±(2,0% + 5) 1 V
Gamme de fréquence 45 – 1 kHz ; protection contre les surcharges 750 V ; impédance : 10 MΩ
TrueRMS dans une plage de mesure de 10 – 100% : Facteur de crête (Crest Factor) : max. 3,0
(à 750 V max. 1,5)
91


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