Introduction And General Description; Instrument Check - YOKOGAWA SC202G (S) User Manual

1-1 Introduction

1. INTRODUCTION AND GENERAL DESCRIPTION

The Yokogawa EXA 202 is a 2-wire transmitter designed for industrial process monitoring, measurement
and control applications. This user's manual contains the information needed to install, set up, operate and
maintain the unit correctly. This manual also includes a basic troubleshooting guide to answer typical user
questions.
Yokogawa can not be responsible for the performance of the EXA analyzer if these instructions are not
followed.

1-1. Instrument check

Upon delivery, unpack the
instrument carefully and inspect it
to ensure that it was not damaged
during shipment. If damage is
found, retain the original packing
materials (including the outer box)
and then immediately notify the
carrier and the relevant Yokogawa
sales office.
Make sure the model number on
the textplate affixed to the side of
the instrument agrees with your
order. Examples of nameplates are
shown.
0344
CONDUCTIVITY / RESISTIVITY
TRANSMITTER
MODEL
EXA SC202S
PROGRAMMABLE
RANGE
SUPPLY
24V DC
OUTPUT
4 TO 20 mA DC
AMB.TEMP. [ Ta ]
-10 TO 55 ºC
SERIAL No.
EEx ib [ia] IIC T4 for Ta -10 to 55 ºC
EEx ib [ia] IIC T6 for Ta -10 to 40 ºC
KEMA 00ATEX1069 X
II 2 (1) G
IS CL I, DIV 1, GP ABCD
T4 for Ta -10 to 55 ºC
T6
for Ta -10 to 40 ºC
HAZ LOC per Control Drawing
FF1-SC202S-00
Ex ia CL I, DIV 1, GP ABCD,
T4 for Ta -10 to 55 ºC
T6 for Ta -10 to 40 ºC
Refer to Installation Drawing
SC202S CSA
WARNING AVERTISSEMENT
Substitution of La substitution de composants
components may impair peut compromettre la sècuritè
intrinsic safety intrinsëque.
Amersfoort,
The Netherlands
Figure 1-1. Nametplate
IM 12D7B3-E-E
MODEL
RANGE
SUPPLY
OUTPUT
AMB.TEMP. [ Ta ]
SERIAL No.
N200
0344
CONDUCTIVITY / RESISTIVITY
MODEL
SUPPLY
OUTPUT
AMB.TEMP. [ Ta ]
SERIAL No.
EEx ib [ia] IIC T4
EEx ib [ia] IIC T6
KEMA 00ATEX1069 X
II 2 (1) G
IS CL I, DIV 1, GP ABCD
T4
T6
HAZ LOC per Control Drawing
FF1-SC202S-00
Ex ia CL I, DIV 1, GP ABCD,
T4 for Ta -10 to 55 ºC
T6 for Ta -10 to 40 ºC
Refer to Installation Drawing
SC202S CSA
WARNING
Substitution of
components may impair
intrinsic safety
N200
FREELY
PROGRAMMABLE
24V DC
4 TO 20 mA DC
-10 TO 55 °C
Amersfoort,
The Netherlands
N200
TRANSMITTER
EXA SC202S
FISCO 17,5VDC/380mA/5,32W
or
24VDC/250mA/1,2W
FF - TYPE 111
Li=2,6µH Ci=737pF
-10 TO 55 ºC
for Ta -10 to 55 ºC
for Ta -10 to 40 ºC
for Ta -10 to 55 ºC
for Ta -10 to 40 ºC
AVERTISSEMENT
La substitution de composants
peut compromettre la sècuritè
intrinsëque.
Amersfoort,
The Netherlands
MODEL
SUPPLY 9 TO 32V DC
OUTPUT
AMB.TEMP. [ Ta ] -10 TO 55 °C
SERIAL No.
Amersfoort,
The Netherlands
0344
CONDUCTIVITY / RESISTIVITY
TRANSMITTER
MODEL
EXA SC202S
FISCO 17,5VDC/380mA/5,32W
SUPPLY
or
24VDC/250mA/1,2W
OUTPUT
PROFIBUS - PA
Li=2,6µH Ci=737pF
AMB.TEMP. [Ta]
-10 TO 55 ºC
SERIAL No.
EEx ib [ia] IIC T4 for Ta -10 to 55 ºC
EEx ib [ia] IIC T6 for Ta -10 to 40 ºC
KEMA 00ATEX1069 X
II 2 (1) G
IS CL I, DIV 1, GP ABCD
T4 for Ta -10 to 55 ºC
T6 for Ta -10 to 40 ºC
HAZ LOC per Control Drawing
FF1-SC202S-00
Ex ia CL I, DIV 1, GP ABCD
T4 for Ta -10 to 55 ºC
T6 for Ta -10 to 40 ºC
Refer to Installation Drawing
SC202S CSA
WARNING AVERTISSEMENT
Substitution of
La substitution de composants
components may impair peut compromettre la sècuritè
intrinsëque.
intrinsic safety
Amersfoort,
The Netherlands
N200
N200