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

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 typi-
cal 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 below.
mA
CONDUCTIVITY TRANSMITTER
MODEL SC202
SUFFIX
SUPPLY 24V DC
OUTPUT 4 20mA DC
-10 55°C
AMB.TEMP.
STYLE
No.
Made in Japan Tokyo 180-8750 JAPAN
DISSOLVED OXYGEN TRANSMITTER
MODEL SC202G-F
SUFFIX
SUPPLY 9 TO 32VDC
OUTPUT FF-TYPE113
-10 55°C
AMB.TEMP.
STYLE
No.
Made in Japan Tokyo 180-8750 JAPAN
Figure 1-1. Nameplate
No. IECEx KEM 06.0053X
Zone 0 Ex ia IIC T4
Zone 0 Ex ia IIC T6 for Ta:40
IP65
SEE CONTROL DRAWING
No. KEMA 06ATEX0220 X
Ex ia IIC T4
II 1G
Ex ia IIC T6 for Ta:40
SEE CONTROL DRAWING
IS CL I, DIV 1, GP ABCD
AND AEx ia IIC
T4
Type 4X
Install per CONTROL DRAWING
IKE026-A10 P.5 to P.6
CL I, DIV 1, GP ABCD
Ex ia IIC T4
R
Ex ia IIC T6 for Ta:40
SEE CONTROL DRAWING
LR81741 C
IP65 Type 3S
WARNING
Substitution of
components may impair
intrinsic safety
N200
SC202S-A
DISSOLVED OXYGEN TRANSMITTER
MODEL
SUFFIX
SUPPLY 9 TO 32VDC
OUTPUT PROFIBUS-PA
-10 55°C
AMB.TEMP.
STYLE
No.
Made in Japan Tokyo 180-8750 JAPAN
N200
°C
°C
IP65
°C
AVERTISSEMENT
La substitution de composants
peut compromeltre la securite
intrinseque.
0344
SC202G-P
N200
Introduction 1-1
No. IECEx KEM 06.0053X
Ex nA[nL] IIC T4
Ex nA[nL] IIC T6 for Ta:40
IP65
SEE CONTROL DRAWING
No. KEMA 06ATEX0221
EEx nA[nL] IIC T4
II 3 G EEx nA[nL] IIC T6 for Ta:40
IP65
SEE CONTROL DRAWING
NI CL I, DIV 2, GP ABCD AND
CL I, ZN 2, GP IIC
T4
Type 4X
Install per CONTROL DRAWING
IKE026-A10 P.7 to P.8
Ex nA[nL] IIC
NI CL I, DIV 2, GP ABCD
T4
R
T6 for Ta:40
°C
IP65 Type 3S
SEE CONTROL DRAWING
LR81741 C
AVERTISSEMENT
WARNING
La substitution de composants
Substitution of
peut rendre ce materiel
components may
inacceptable pour les
impair suitability
emplacements de
for class I, Division 2.
Classe I, Division 2.
SC202S-N
CONDUCTIVITY TRANSMITTER
MODEL SC202S-K
SUFFIX
SUPPLY 24V DC
OUTPUT
4 20mA DC
-10 55°C
AMB.TEMP.
STYLE
No.
Cert No. GYJ081157X
Ex ia IIC T4
Ex ia IIC T6 for Ta:40
˚C
SEE USER'S MANUAL BEFORE USE
Made in Japan Tokyo 180-8750 JAPAN
IM 12D08B02-01E
°C
°C