Fieldbus Junction Boxes With Short Circuit Current Limitation In Equipment Category 3G; Mechanical Dimensions; Mechanical Dimensions Of The F2 Housing - Pepperl+Fuchs F-JB Series Manual

F2-JB-#.I, F*-JB-#.*
Mounting and Dismounting
7.3 Fieldbus Junction Boxes with Short Circuit Current Limitation in
Equipment Category 3G
Fieldbus junction boxes with short circuit current limiting may only be installed in hazardous
(classified) locations of equipment category 3 G, i. e., Zone 2 or Class I, Division 2. Special
attention must be paid to the following.
Only devices that are suitable for operation in Zone 2 or Class I, Division 2 may be connected
to the circuits in this zone or class/division. The devices must also be suitable for the conditions
at the installation location and must have the appropriate documents (manufacturer's
declaration or certificate from a test facility).
Danger!
Explosion hazard from electrostatic charge
Electrostatic charges can discharge and consequently ignite a surrounding potentially
explosive atmosphere while installing or operating the device.
Avoid electrostatic charges during installation and operation of the device.
7.4

Mechanical Dimensions

7.4.1

Mechanical Dimensions of the F2 Housing

Figure 7.1
X Height of cable glands
1 Width across flats (AF)
2 Slot for fixing with screw M6
1
Mechanical dimensions of F2 housing
2
15