Siemens ET 78X Series Manual de usuario descargar pdf (Pagina 34)

IND sensors

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Siemens PA 20 · 1999

1/34

Technical data

IND sensor 7MA2ā200 - . . -8BA -8BF -8CB -8DA -8DD -8BD -8EA -8EB

Cell constant cm

Ć1

3.82 3.16 3.00 5 3.82 3.82

Min. measuring range/

max. measuring range

0 to 0.1 mS/cm/

0 to 2500 mS/cm

)

BuiltĆin thermometer No Yes No Yes

Resistance thermometer 90% time Ć 100 s 50 s 100 s Ć 100 s

Wetted parts material FEP

) PEEK

) DURAN

) FEP

)

Type of connection

Conical flange

DN 50

VARIVENT

Con. flange

DN 50

VARIVENT

Flange

ISO 3587

Conical flange

DN 50

Permissible oper. pressure P

at T

10 bar 4 bar 10 bar

Permissible oper. temperature T

for immersion part

130 ºC

Permissible storage temperature

Ć25 to +85 _C

Fixed cable 5m

Max. recommended cable length

(with max. measuring range)

< 50 m

Type of cable 3x2x0.25 LIYCYĆCY

Ex protection to DIN 50014/EN 50020 _

II 2G EEx ib IIC T4

)

zone 1

Max. cable length with Ex protection _

Siemens cable

C79451ĆA3300ĆN100,

max. 5 m long

Degree of protection to DIN 40050 IP 65 IP 67

Weight Approx. 1.2 kg

Dimensions See Fig. 1/25

) When using the panel housing, smallest measuring range 0 to 2 mS/cm

) FEP: perfluoroethylenepropylene

) PEEK: polyetheretherketone

) DURAN: special glass

) When using SIPAN 32 Ex analyzer

% w/w

100

110

10 20 30 40 80 50 1004030

100

90 100 20

110

T/_C

% w/w

HCl

NaOH H

HNO

KOH

HBr

HNO

Fig. 1/28 SIPAN 32, SIPAN 32X and SIPAN 34 analyzers, ranges in which conversion into % w/w is not physically possible

1 2 ... 29 30 31 32 33 34 35 36 37 38

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Siemens ET 78X Series Manual de usuario Pagina 34

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