YOKOGAWA AXW Series - ADMAG TI ATEX Explosion Protection Types; Technical Data and Standards

IM 01E21A03-02EN
3
<2. Explosion Protection Type>
3
WARNING
AXG### and AXW### magnetic owmeter
(Integral Flowmeter and Remote Sensor), and
AXG4A and AXW4A Remote Transmitter are
products which have been certied as explosion
protection type products if model code for
explosion protection is specied. Strict limitations
are applied to the structures, installation
locations, external wiring work, maintenance and
repairs, etc. of these products. Sufcient care
must be taken, as any violation of the limitations
may cause dangerous situations.
Be sure to read this manual before handling the
explosion protection type products.
WARNING
The terminal box cover and display cover are
locked by hexagon socket head cap screw. In
the case of opening the cover, use the hexagonal
wrench (nominal size 3). Read the Maintenance
Manual, IM 01E22A01-02EN or IM 01E24A01-
02EN, for the procedure. Before opening
the cover, be sure to check that the power of
owmeter has been turned off. Once the cover is
closed, be sure to re-lock the product.
Be sure to lock the cover with the screw by using
the hexagonal wrench after tightening the cover.
IMPORTANT
For multiple approval types:
(Transmitter Wiring Terminal: Clamp type)
For the installation of this transmitter, once a
particular type of protection is selected, any
other type of protection cannot be used. Apply a
permanent mark in the check box of the selected
approval type on the certication label on the
transmitter to distinguish it from unused approval
types.
2.1 Technical Data
Applicable Standard:
EN 60079-0: 2012+A11:2013, EN 60079-1: 2014,
EN 60079-7: 2015, EN 60079-11: 2012,
EN 60079-31: 2014
Certicate:
FM 17ATEX0031X
Integral Flowmeter
• Type of Gas Atmosphere Protection
Group: II
Category: 2G
Type of Protection:
Ex db eb ia IIC T6...T3 Gb
(Transmitter Wiring Terminal: M4 screw type)
Ex db eb ia IIC T6...T3 Gb
Terminal Compartment: Ex db or Ex eb
(Transmitter Wiring Terminal: Clamp type)
• Type of Dust Atmosphere Protection
Group: II
Category: 2D
Type of Protection:
Ex tb IIIC T75°C...T130°C Db
• Enclosure:
IP66/IP67 in accordance with EN 60529
• Maximum Surface Temperature:
See Table 2.1 and Table 2.2.
• Ambient Temperature:
See Table 2.1 and Table 2.2.
• Process Temperature:
See Table 2.1 and Table 2.2.
• Power Supply:
100 to 240 Va.c. (50/60 Hz) / 100 to 120 Vd.c.
24 Va.c. (50/60 Hz) / 24 Vd.c.
• Um: 250 V
• Current I/O: 4 to 20 mA, 32 Vd.c. max.
• Digital I/O: 30 Vd.c. max., 200 mA max.
2. Explosion Protection Type