Technical Data - Endress+Hauser CLM 381 Instructions De Montage Et De Mise En Service

Caractéristiques techniques
CLM 381
Alimentation 4 x piles 1,5 V , Type AA
Autonomie 500 - 2500 heures d'utilisation avec des piles
alcalines
Economie d'énergie par extinction automatique après environ 1 heure de
non utilisation
Conservation des données en cas de remplacement des piles
Les réglages et valeurs mesurées restent en mémoire
Mode de fonction au lancement : mesure de conductivité
Boîtier
Dimension / Poids 172 x 80 x 37 mm / env. 0,3 kg
Sécurité
Classe de protection IEC 1010 / Classe 3
Système de protection
IEC 529 / IP 66
* : selon la plage de conductivité.
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Technical data

*
Endress+Hauser
Caractéristiques techniques
Technical data
Meas. modes
Conductivity
Additional meas. range with cell constant
0.1 cm
± 0.5 % of meas. value ± 1 digit at operating
Accuracy:
temperature -10 ... +55°C
(Temp. of test sample
= T )
REF
Cell constant Setting ranges: 0.1 cm
Reference temperature 20°C or 25°C selectable.
Temperature compensation automatically, 3 modes selectable:
1. Linear compensation
2. Compensation of natural water
3. No compensation.
Accuracy:
1. Linear compensation
(at operation temp.
-10°C ... +55°C)
2. Non-linear compensation
3. No compensation:
Endress+Hauser
CLM 381
Range Resolution
0.0 ... 199.9 µS/cm 0.1 µS/cm
0 ... 1999 µS/cm 1 µS/cm
0.00 ... 19.99mS/cm 0.01 mS/cm
0.0 ... 199.9mS/cm 0.1 mS/cm
0 ... 500 mS/cm 1 mS/cm
-1
:
Range Resolution
0.00 ... 19.99µS/cm 0.01 µS/cm
-1 fix
-1
0.45 ... 1.30 cm adjustable
,
coefficient adjustable beetween 0.5 %/K and
3.00 %/K in the range of -5 ... 90°C.
acc. to EN 27888 (replaces DIN 38404),
Ultrapure water function for neutral water;
Coefficient fix.
:
0.5 % of meas. value ± 1 digit for
TC: α = 0.5 ... 2.5 %/K and test sample
Ÿ
temperature +5°C ... 75°C and
TC: α = 2.5 ... 3.00 %/K and test sample
Ÿ
temperature 10°C ... 75°C.
:
0.5 % of meas. value ± 1 digit for test sample
temperature 0 ... 35°C.
For test sample temperature 35 ... 50°C
expanded nLF-function acc. to E+H-
measurements.
0.5 % of meas. value ± 1 digit for test sample
temperature -5 ... +99,9°C.
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