Yokogawa EXA SC202 2-Wire Conductivity Transmitter/Analyzer Manual de usuario descargar pdf (Pagina 11)

IM 12D7B3-F-E

Spécifications 2-4

Stamp Company : Stamp Certification Institute :

Signature : Remarks :

Model EXA SC202S-F

Model EXA SC202S-P

Title : Control Drawing SC202S Cenelec

Number : FF1-SC202S-00 Page : 2 of 10

Revision : 2.4

YOKOGAWA EUROPE B.V.

Date : 26/07/2004

〈 Sensor(s) are of a passive type to be regarded as ’simple apparatus’, devices which

comply with clause 1.3 of the EN 50014.

〈 Electrical data of the EXA SC202S-F & SC202S-P:

- Supply and output circuit::

Maximum input voltage Ui=24 V or Maximum input voltage Ui=17.5 V

Maximum input current Ii=250 mA Maximum input current Ii=380 mA

Maximum input power Pi=1.2 W Maximum input power Pi=5.32 W

Effective internal capacitance Ci=737 pF; Effective internal i nductance Li=2.6 µH.

- Sensor input circuit:

Maximum output voltage Uo=14.4V; Maximum output current Io=12.8 mA

Maximum allowed external capacitance Co=103 nF

Maximum allowed external inductance Lo=200 mH

〈 Any I.S. interface may be used that meets the follow ing requirements:

Uo ≤ 24 V or Uo ≤ 17.5 V

Io ≤ 250 mA Io ≤ 380mA

Po ≤ 1.2 W Po ≤ 5.32 W

Ca ? 737 pF + Ccable; La ? 2.6 µH + Lcable

Safe area

Hazardous area

Zone 1 Zone 0 or 1

Safe area

Apparatus

I.S.

interface

I.S.

certified

Terminator

EXA

SC202S-F

& SC202S-P

Sensor

Connections

Ui = 24 V or Ui = 17,5 V

250 mA Ii

= 380 mA

1,2 W Pi

= 5,32 W

EEx ib [ia] IIC Certificate no. 00ATEX1069 X

T4 for ambient temp. ≤ 55 ϒC

T6 for ambient tem

. ≤ 40 ϒC

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 71 72

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Yokogawa EXA SC202 2-Wire Conductivity Transmitter/Analyzer Manual de usuario Pagina 11

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