Eaton MTL CROUSE-HINDS Series - Page 9

INM 937x-FB2-Px-SS Rev 1
5
9371-FB2
6-spur enclosure
Fieldbus instruments
Intrinsically
safe spur
Non-
intrinsically
safe trunk
T
T
Fieldbus
Power
Supply
9371-FB2
6-spur enclosure
1 2 3 6
Fieldbus instruments
Non-
intrinsically
safe trunk
9371-FB2
6-spur enclosure
1 2 3 6
Fieldbus instruments
Intrinsically
safe spur
9377-FB-R
Fieldbus Barrier module
(6-spur)
9377-FB-R
Fieldbus Barrier module
(6-spur)
Host
Control
System
T
Fieldbus
Power
Supply
Non-
intrinsically
safe trunk
9371-FB2
6-spur enclosure
1 2 3 6
Fieldbus instruments
Intrinsically
safe spur
9377-FB-R
Fieldbus Barrier module
(6-spur)
9371-FB2
6-spur enclosure
1 2 3 6
Fieldbus instruments
9377-FB-R
Fieldbus Barrier module
(6-spur)
T
9371-FB2
6-spur enclosure
1 2 3 6
Fieldbus instruments
9377-FB-R
Fieldbus Barrier module
(6-spur)
Host
Control
System
T
Fieldbus
Power
Supply
Host
Control
System
1 2 3 6
T
9377-FB-R
Fieldbus Barrier module
(6-spur)
T
Host
Control
System
Fieldbus
Power
Supply
9373-FB2
12-spur enclosure
1 2 3 6
Fieldbus instruments
Intrinsically
safe spur
Non-
intrinsically
safe trunk
1 2 3 6
Fieldbus instruments
9377-FB-R
Fieldbus Barrier module
(6-spur)
9377-FB-R
Fieldbus Barrier module
(6-spur)
T
9371-FB2
6-spur enclosure
1 2 3 6
Fieldbus instruments
9377-FB-R
Fieldbus Barrier module
(6-spur)
T
Host
Control
System
Fieldbus
Power
Supply
9373-FB2
12-spur enclosure
1 2 3 6
Fieldbus instruments
Intrinsically
safe spur
Non-
intrinsically
safe trunk
T
1 2 3 6
Fieldbus instruments
9377-FB-R
Fieldbus Barrier module
(6-spur)
9377-FB-R
Fieldbus Barrier module
(6-spur)
Figure 3.3 – Permitted enclosure combinations