24V dc
FLEX I/O Electronically Fused 8 Output Module
7
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Wiring to a 1794ĆTBN Terminal Base Unit
WARNING
!
If you connect or disconnect wiring while the
fieldside power is on, an electrical arc can occur.
This could cause an explosion in hazardous location
installations. Be sure that power is removed or the
area is nonhazardous before proceeding.
1. Connect individual output wiring (customer loads) to even numbered
terminals (0 thru 14) on row (B).
2. Connect customer load returns to odd numbered terminals (1 thru 15)
on row (C) as indicated in the table below.
3. Connect 24V dc return to terminal 16 on row (B).
4. If continuing the dc return bus to the next terminal base unit, connect
a jumper from terminal 33 on this base unit to terminal 16 on the next
base unit.
5. C24V dc power to terminal 34 on row (C).
6. If continuing dc power to the next terminal base unit, connect a
jumper from terminal 51 (+24V dc) to terminal 34 on the next base
unit.
16, 0, 2, 4, 6,
8, 10, 12, 14, 33
34, 1, 3, 5, 7,
9, 11, 13, 15, 51
C
B
1794ĆTBN
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1794ĆTBN
Output Terminal
Common Terminal
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