Cable Duct and Fan Subassemblies
9-7
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
9.4 The 24 VDC Fan Subassembly; (6ES7408-1TA00-0XA0)
Operator Controls and Indicators on the 24 VDC Fan Subassembly
LEDs F1, F2, F3Quick-release lock
Relay contacts
1, 2, 3
Relay contacts
4, 5, 6
Fuse
compartment
1 AT
1 AT
Figure 9-4 Controls and Indicators of the Fan Subassembly 24 VDC (6ES7408-1TA00-0XA0)
Characteristics
The 24 VDC fan subassembly has the same construction and functional
characteristics as the 120/230 VAC fan subassembly.
Installation
Installing the 24 VDC fan subassembly is the same as for the 120/230 VAC fan
subassembly.
Wiring
You connect the 24 VDC fan subassembly to the 24 VDC supply in the same
manner as for the 120/230 VAC fan subassembly. You should note the polarity of
the spring connections L+ and L–.
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