IM 1E10D0-01E
6-3
6. EXPLOSION PROTECTED TYPE INSTRUMENT
(2) Wiring
WARNING
All wiring shall comply with Canadian Electrical
Code Part I and Local Electrical Codes.
Note a warning label worded as follows.
Warning :
A SEAL SHALL BE INSTALLED
WITHIN 50cm OF THE
ENCLOSURE.
UN SCELLEMENT DOIT ÉTRE
INSTALLÉ À MOINS DE 50cm DU
BOÎTIER.
When installed in Class I, Division 2, "SEALS
NO REQUIRED."
(3) Operation
WARNING
Note a warning label worded as follows.
Warning :
OPEN CIRCUIT BEFORE REMOV-
ING COVER.
OUVRIR LE CIRCUIT AVANT D’EN
LEVER LE COUVERCLE.
Take care not to generate mechanical spark
when access to the instrument and peripheral
devices in hazardous locations.
(4) Maintenance and Repair
WARNING
The instrument modification or parts replacement
by other than authorized representative of
Yokogawa Electric Corporation is prohibited and
will void CSA Explosionproof Certification.
6.4 SAA
(1) Technical Data
SA Certificate No.:
AUS Ex 3764X
Type of Protection :
Ex d m ia II C T6...T3
Enclosure Type :
IP67
Excitation Circuit :
41Vmax, 6/6.25Hz
Electrode Circuit Um :
250V ac/dc
Temperature
Code
T6
T5
T4
T3
Maximum Ambient
Temperature
+60˚C
+60˚C
+60˚C
+60˚C
Maximum Process
Temperature
+70˚C
+85˚C
+120˚C
+150˚C
Minimum Process
Temperature
-40˚C
-40˚C
-40˚C
-40˚C
Ambient Temperature :
-20 to +60
°
C
(2) Installation
WARNING
• All wiring shall comply with local installation
requirements and local electrical code.
• In hazardous locations, the cable entry devices
shall be of a certified flameproof type, suitable
for the contidions of use and correctrly in-
stalled.
(3) Operation
WARNING
• Open circuit before opening the covers.
• Take care not to generate mechanical spark
when access to the instrument and peripheral
devices in hazardous locations.
(4) Maintenance and Repair
WARNING
The instrument modification or parts replacement
by other than authorized representative of
Yokogawa Electric Corporation is prohibited and
will void the certification.
