Siemens ET 78X Series Manual de usuario descargar pdf (Pagina 33)

2 EL sensors, 4 EL sensors

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Siemens PA 20 · 1999

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Technical data

2EL sensor 7MA2000 - . . -8AA -8AB -8BA -8BB -8CA -8CB -8DD -8DS

Cell constant cm

Ć1

0.00580 0.0580 1.160 0.10 0.50

Min. measuring range/

max. measuring range S/cm

0 to 0.1 /

0to25

0 to 125

)

0to1/

0 to 250

0 to ā1250

)

0to20/

0 to 5ā000

0 to 25ā000

)

0to2/

0to500

0 to 2500

)

0to 10 /

0 to 2ā500

0 to 125ā00

)

Resistance thermometer 90% time 60 s 3s 20 s

Wetted parts material Stainless steel (1.4571) + glass

Electr. carbon + glass

Stainl. steel (1.4571)

PES

)

stainl. steel

(1.4571)

PPO

)

stainl. steel

(1.4571)

Mounting

6Ćhole

flange

Union

nut

6Ćhole

flange

Union

nut

6Ćhole

flange

Union

nut

Union nut Pg 13.5

Type of connection Conical flange DN 50 Pg 13.5

Permissible oper. pressure P

at T

16 bar 6 bar 2 bar

Permissible oper. temperature T

130 ºC 60 ºC 80 ºC

Permissible storage temperature

Ć25 to +85 _C

Cable Ć 5 m fixed

5 m plugged

LIYCY 4 x 0.14

Type of cable 3x2x0.2LIYCY Ć

Max. recommended cable length

(with max. measuring range)

< 50 m

Ex protection DIN 50014/EN 50020 In conjunction with SIPAN 32X, all sensors are approved for use in Ex zone 1

Max. cable length with Ex protection Siemens cable C79451ĆA3298ĆN100, max. 5 m long

Degree of protection to DIN 40050 IP 54 IP 65

Weight Approx. 1.5 kg Appr. 0.5 kg Appr. 0.2 kg

Dimensions See Fig. 1/21

4EL sensor 7MA2100 - . . -8BC -8CA

Cell constant cm

Ć1

0.0471 0.0828

Min. measuring range/

max. measuring range in mS/cm

0 to 0.1 /

0to500

Resistance thermometer 90% time 100 s 40 s

Wetted parts material Epoxy resin with graphite

Conical flange DN 50 Yes No

Mounting Union nut Pg 13.5

Permissible oper. pressure P

at T

6 bar

Permissible oper. temperature T

Continuous

ShortĆterm

100 _C

110

70 _C

110

Permissible storage temperature

Ć25 to +85 _C

Fixed cable Ć 5m

PlugĆtype cable 5m Ć

Max. recommended cable length

(with max. measuring range)

< 50 m < 50 m

Type of cable 4x2x0.2LIYCY

Ex protection DIN 50014/EN 50020

In conjunction with SIPAN

32X, all sensors are

approved for use in

Ex zone 1

Max. cable length with Ex protection

Siemens cable

C79195ĆA3453ĆN100,

max. 5 m long

Degree of protection to DIN 40050 IP 54 IP 65

Weight Appr. 1 kg Appr. 0.5 kg

Dimensions See Fig. 1/23

) PES: polyethersulfone;

) PPO: polyphenylene oxide

) Reduced measuring accuracy

1 2 ... 28 29 30 31 32 33 34 35 36 37 38

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Siemens ET 78X Series Manual de usuario Pagina 33

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