Allen-Bradley 1794-OF4I - Page 142

Publication 1794-6.5.8 - January 2010
140 Index
input filter selection, 1794-IF2XOF2I, 4–16
input mode, configuration, 1794-IF4I, 4–9
input ranges, 4–2
program selectable, 1–2
input status word, 5–2, 6–2
input update rate, 1794-IF2XOF2I, 4–16
input/output wiring, examples using a
1794-TB3, 2–14
interval, real time sample, 4–3
K
keyswitch positions, 2–8
M
mapping
1794-IF2XOF2I, 5–13
1794-IF4I, 5–3
1794-OF4I, 5–8
example, 6–2
explanation, 6–2
mapping data
1794-IF2XOF2I, 4–15
1794-IF4I, 4–5
1794-OF4I, 4–10
memory map – read
1794-IF2XOF2I, 5–13
1794-IF4I, 5–3
1794-OF4I, 5–8
memory map – write
1794-IF2XOF2I, 5–14
1794-IF4I, 5–4
1794-OF4I, 5–9
module, shipping state, 7–1
module features, 1–4
module update rate
1794-OF4I, 4–12
output, 1794-IF2XOF2I, 4–19
mounting, on terminal base, 2–8
mounting kit, cat. no. 1794-NM1, 2–6
O
offset calibration, outputs, 7–7, 7–9
optimal defaults, 5–20
P
panel/wall mounting, 2–6
PLC–2 programming, 3–7
polled I/O, structure, 5–1, 6–2
power defaults, 5–20
power requirements, 2–2
programming example
PLC–3, 3–3
PLC–5, 3–5
R
range, selecting, 4–2
range selection
1794-IF2XOF2I, 4–19, 5–16, 6–20
1794-OF4I, 4–12, 5–9, 6–14
read words, 1794-IF4I, 4–5
real time sample, 4–3
interval, 4–3
setting interval, 4–3
removing and replacing, under power
(RIUP), 2–9, 2–10
S
safe state
selection, 4–2
selection of, 4–2
sample program, 3–20
selection, safe state, 4–2
setting input filters, 1794-IF2XOF2I, 4–16
setting real time sample interval, 4–3
status indicators, 2–15
T
terminal base units, recommended, 2–9
timing diagram, output, 7–7, 7–10
U
update rate, 1794-OF4I, 5–9, 6–14
update times, 1794-IF2XOF2I, 5–16, 6–20
W
wall/panel mounting, 2–6
wiring
methods of, 2–3
to terminal bases, 2–1
wiring connections
1794-IF2XOF2I, 2–13
1794-IF4I, OF4I, 2–12