YOKOGAWA AXF series User Manual

IM 01E20D01-01E
8-2
8. EXPLOSION PROTECTED TYPE INSTRUMENT
Maximum surface temperature:
T0802.EPS
Maximum Surface
Temperature
+85°C (+185°F)
+130°C (+266°F)
+120°C (+248°F)
+70°C (+158°F)
Maximum Process
Temperature
T75°C (+167°F)
T85°C (+185°F)
T100°C (+212°F)
T110°C (+230°F)
Ambient Temp.:–40°C to +60°C (–40°F to +140°F)
(Remote Flowtube)
ATEX Flameproof Type
Group: II
Category: 2G
EEx dme [ia] IIC T6...T3
Electrode Circuit Um: 250 Vac/dc
Excitation Circuit: 170V max
Enclosure: IP66, IP67
Temperature Class:
T0803.EPS
Temperature
Class
Maximum Process
Temperature
–40°C (–40°F)
–40°C (–40°F)
–40°C (–40°F)
–40°C (–40°F)T6
Minimum Process
Temperature
T4
T5
T3
+70°C (+158°F)
+85°C (+185°F)
+120°C (+248°F)
+150°C (+302°F)
Ambient Temp.: –40°C to +60°C (–40°F to +140°F)
ATEX Type of Protection “Dust”
Group: II
Category: 1D
Electrode Circuit Um: 250 Vac/dc
Excitation Circuit: 170V max
Enclosure: IP66, IP67
Maximum surface temperature:
T0804.EPS
Maximum Surface
Temperature
+85°C (+185°F)
+150°C (+302°F)
+120°C (+248°F)
+70°C (+158°F)
Maximum Process
Temperature
T75°C (+167°F)
T85°C (+185°F)
T100°C (+212°F)
T115°C (+239°F)
Ambient Temp.:–40°C to +60°C (–40°F to +140°F)
(2) Electrical Connection
The type of electrical connection is stamped near the
electrical connection port according to the following
codes.
Screw Size Marking
ISO M20x1.5 female M
ANSI 1/2NPT female A
F0801.EPS
(Integral Flowmeter)
Screw Size Marking
ISO M20x1.5 female M
ANSI 1/2NPT female A
(Remote Flowtube)
(3) 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 ATEX flameproof type,
suitable for the conditions of use and correctly
installed.
• Unused apertures shall be closed with suitable
flameproof certified blanking elements. (The
plug attached is flameproof certified.)
(4) Operation
(Integral Flowmeter)
WARNING
• After de-energizing, delay 20 minutes before
opening.
• Take care not to generate mechanical spark
when access to the instrument and peripheral
devices in hazardous locations.

YOKOGAWA AXF series Specifications

General

Brand	YOKOGAWA
Model	AXF series
Category	Measuring Instruments
Language	English