417102012_LMI02.doc
- 88 -
Rev. 9-07.08
11
Technical Data
11.1 Casing
Model: Wall
mounted
Dimensions:
184 x 223 x 82 mm (W x H x D)
Weight:
Approx. 3 kg
Degree of protection:
IP 65 in acc. with DIN 40050
Protection class:
I
Housing ducts:
5 cable gland M16x1.5
11.2 Measuring
cell
Model:
Oval shape streamlined, with 8 mm measuring channel diameter
Material: Model:
PEEK
(polyether ether ketone approved by German Federal Health Office
(BGA) and Food and Drugs Administration (FDA)
Model: PP (Polypropylene)
Dimensions:
39 x 50 mm (D x H)
Resistance to pressure:
PN = 10 bar at 20°C
(see also pressure/temperature curve)
Temperature stability:
Max. 130°C (PEEK) short time
Max. 90°C (PP) short time
Chemical resistance:
Resistant to inorganic acids and lye and to additives in a
application concentration range of 0…. 3 wt..-%
Temperature probe:
NTC resistor (R25 = 214 k
Ω
) in stainless-steel immersion shell
Reaction time of
temperature sensor in
conductivity probe:
Approx. 30 s (90 % value)
Material of immersion shell:
V4A, 1.4571
Sealing element:
O-ring, EPDM 281
Length of connecting cable:
0.2 m (with 3 m, 6 m and 20 m extension cables, can be extended
up to max. 20 m)
Cable type:
7-pole special measuring cable with round connector M12
Measuring cable connector:
- fixed on sensor side
- plug-in type with 7-pole round connector M12 on instrument side
11.3 Conductivity
control
11.3.1 Conductivity measurement
Measuring principle:
Induction principle
Measuring frequency:
Approx. 10 kHz
Measuring ranges:
10 mS/cm = 20 mA
20 mS/cm = 20 mA
100 mS/cm = 20 mA
200 mS/cm = 20 mA (set ex-works!)
Selection of measuring
range:
Under MEASURING RANGE in the CONFIGURATION
FUNCTIONS menu
Conductivity display:
mS/cm display with decimal point
Measuring accuracy:
+/- 2 % of final value
Reproducibility:
+/-1 % of final value
Содержание LMI 02
Страница 47: ...417102012_LMI02 doc 47 Rev 9 07 08 13 Anhang 13 1 Anwendungsbeispiele Abb 13 1 Abb 13 2...
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Страница 93: ...417102012_LMI02 doc 93 Rev 9 07 08 13 Appendix 13 1 Application examples fig 13 1 fig 13 2...
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Страница 99: ...417102012_LMI02 doc 99 Rev 9 07 08 14 Declaration of Conformity...
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Страница 143: ...417102012_LMI02 doc 143 Rev 9 07 08 13 3 Tableau de programmation 13 3 1 AS Mode...
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Страница 145: ...417102012_LMI02 doc 145 Rev 9 07 08 14 D claration de conformit...