Yokogawa DO202 2-Wire Dissolved Oxygen Analyzer - Manual (Page 8)

IM 12J05C01-01E
The Yokogawa EXA 202 is a 2-wire transmitter
designed for industrial process monitoring, meas-
urement and control applications.
This user’s manual contains the information needed
to install, set up, operate and maintain the unit cor-
rectly. This manual also includes a basic trouble-
shooting guide to answer typical user questions.
Yokogawa can not be responsible for the perform-
ance 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 dur-
ing 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 nameplate
affixed to the side of the instrument agrees with
your order. Example of nameplate is shown below.
Introduction 1-1
1. INTRODUCTION AND GENERAL DESCRIPTION
mA
Figure 1-1. Nameplates
N200
MODEL
SUFFIX
SUPPLY
OUTPUT
AMB.TEMP.
STYLE
DO202
-10  55°C
4 20mA DC
Made in Japan Tokyo 180-8750 JAPAN
No.
24V DC
DISSOLVED OXYGEN TRANSMITTER No. IECEx KEM 06.0055X
DO202S-A
No. KEMA 06ATEX0224 X
Ex ia IIC T4
Ex ia IIC T6 for Ta:40 °C
SEE CONTROL DRAWING
IS CL I, DIV 1, GP ABCD
AND AEx ia IIC
T4
Zone 0 Ex ia IIC T4
Zone 0 Ex ia IIC T6 for Ta:40 °C
IP65
SEE CONTROL DRAWING
II 1G
LR81741 C
CL I, DIV 1, GP ABCD
Ex ia IIC T4
Ex ia IIC T6 for Ta:40 °C
SEE CONTROL DRAWING
WARNING
Substitution of
components may impair
intrinsic safety
AVERTISSEMENT
intrinseque.
peut compromeltre la securite
La substitution de composants
R
IP65
Type 4X
Install per CONTROL DRAWING
IKE030-A10 P.5 to P.6
IP65 Type 3S
0344
No. IECEx KEM 06.0055X
DO202S-N
II 3 G
Ex nA[nL] IIC T4
Ex nA[nL] IIC T6 for Ta:40 °C
IP65
SEE CONTROL DRAWING
No. KEMA 06ATEX0225
EEx nA[nL] IIC T4
EEx nA[nL] IIC T6 for Ta:40 °C
IP65
SEE CONTROL DRAWING
NI CL I, DIV 2, GP ABCD AND
CL I, ZN 2, GP IIC
T4
WARNING
Substitution of
components may
impair suitability
for class I, Division 2.
AVERTISSEMENT
La substitution de composants
peut rendre ce materiel
inacceptable pour les
emplacements de
Classe I, Division 2.
Ex nA[nL] IIC
NI CL I, DIV 2, GP ABCD
T4
T6 for Ta:40 °C
SEE CONTROL DRAWING LR81741 C
R
Type 4X
Install per CONTROL DRAWING
IKE030-A10 P.7 to P.8
IP65 Type 3S
N200
MODEL
SUFFIX
SUPPLY
OUTPUT
AMB.TEMP.
STYLE
DO202G-F
-10  55°C
FF-TYPE113
Made in Japan Tokyo 180-8750 JAPAN
No.
9 TO 32VDC
DISSOLVED OXYGEN TRANSMITTER
N200
MODEL
SUFFIX
SUPPLY
OUTPUT
AMB.TEMP.
STYLE
DO202G-P
-10  55°C
PROFIBUS-PA
Made in Japan Tokyo 180-8750 JAPAN
No.
9 TO 32VDC
DISSOLVED OXYGEN TRANSMITTER
MODEL
SUFFIX
SUPPLY
OUTPUT
AMB.TEMP.
STYLE
Made in Japan Tokyo 180-8750 JAPAN
No.
24V DC
-10  55°C
4 20mA DC
DO202S-K
SEE USER’S MANUAL BEFORE USE
Ex ia IIC T6 for Ta:40 ˚C
Ex ia IIC T4
Cert No. GYJ081159X
DISSOLVED OXYGEN TRANSMITTER