User's Manual AXF Magnetic Flowmeter Integral ... - Yokogawa
User's Manual AXF Magnetic Flowmeter Integral ... - Yokogawa
User's Manual AXF Magnetic Flowmeter Integral ... - Yokogawa
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8. EXPLOSION PROTECTED TYPE INSTRUMENT<br />
Temperature Code:<br />
Temperature<br />
Code<br />
T6<br />
T5<br />
T4<br />
T3<br />
Maximum Process<br />
Temperature<br />
+70°C (+158°F)<br />
+85°C (+185°F)<br />
+120°C (+248°F)<br />
+150°C (+302°F)<br />
Minimum Process<br />
Temperature<br />
–40°C (–40°F)<br />
–40°C (–40°F)<br />
–40°C (–40°F)<br />
–40°C (–40°F)<br />
T0808.EPS<br />
Ambient Temp.: –40°C to +60°C (–40°F to +140°F)<br />
(2) Installation<br />
For CSA C22.2 Series<br />
WARNING<br />
•All wiring shall comply with Canadian Electrical<br />
Code Part I and Local Electrical Codes.<br />
• In hazardous location, wiring shall be in conduit<br />
as shown in Figure 8.3.1.<br />
WARNING :SEAL ALL CONDUITS WITHIN<br />
50cm OF THE ENCLOSURE’.<br />
UN SCELLEMENT DOIT ÉTRE<br />
INSTALLÉ À MOINS DE 50cm DU<br />
BOÎTIER.<br />
•When installed in Division 2, “SEALS NOT<br />
REQUIRED”<br />
For CSA E79 Series<br />
(<strong>Integral</strong> <strong>Flowmeter</strong>)<br />
WARNING<br />
WARNING :AFTER DE-ENERGIZING, DELAY<br />
20 MINUTES BEFORE OPENING.<br />
APRÉS POWER-OFF, ATTENDRE<br />
20 MINUTES AVANT D’OUVRIR.<br />
• Take care not to generate mechanical spark<br />
when access to the instrument and peripheral<br />
devices in hazardous locations.<br />
(Remote Flowtube)<br />
WARNING<br />
WARNING :DE-ENERGIZE BEFORE OPEN-<br />
ING.<br />
OUVRIR LE CIRCUIT AVANT<br />
D’ENLEVER LE COUVERCLE.<br />
• Take care not to generate mechanical spark<br />
when access to the instrument and peripheral<br />
devices in hazardous locations.<br />
(4) Maintenance and Repair<br />
For CSA E79 Series<br />
WARNING<br />
•All wiring shall comply with local installation<br />
requirements and local electrical code.<br />
• In hazadous locations, the cable entry devices<br />
shall be of a certified flameproof type, suitable<br />
for the conditions of use and correctly installed.<br />
• Unused apertures shall be closed with suitable<br />
flameproof certified blanking elements. (The<br />
plug attached is flameproof certified.)<br />
WARNING<br />
The instrument modification or parts replacement<br />
by other than authorized representative of<br />
YOKOGAWA Electric Corporation or<br />
YOKOGAWA Corporation of AMERICA is<br />
prohibited and will void Canadian Standards<br />
Explosionproof Certification.<br />
HAZARDOUS LOCATIONS<br />
Conduit<br />
<strong>Magnetic</strong> <strong>Flowmeter</strong><br />
Sealing Fitting<br />
(3) Operation<br />
For CSA C22.2 Series<br />
WARNING<br />
WARNING :OPEN CIRCUIT BEFORE REMOV-<br />
ING COVER.<br />
OUVRIR LE CIRCUIT AVANT<br />
D’ENLEVER LE COUVERCLE.<br />
• Take care not to generate mechanical spark<br />
when access to the instrument and peripheral<br />
devices in hazardous locations.<br />
50 cm Max.<br />
Figure 8.3.1 Conduit Wiring<br />
F0803.EPS<br />
8-6<br />
IM 01E20D01-01E
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