Instruction Manual

B
block compatibility, 11
block I/O, 13
installing, 23
pre-installation, 21
block transfer, 11
block transfer instructions, 41
block transfer programming, 61
block transfer read, 41
bit/word descriptions, 42
block transfer write, 43, 61
bit/word descriptions, 44
filter time selections, 46
C
calibration
block transfer write, 71, 72, 73
current inputs, 76
current outputs (1791-N4C2 and -NDC),
710
tools, 71
voltage inputs, 74
voltage outputs (1791-N4V2 and -NDV),
78
communication, 11
compatibility, 11
extended node numbers, 215
configuration switches, 31
connecting block I/O, in a PLC system,
13, 14
connecting wiring, 1791-IOBA, 25, 26,
27, 28
D
default configuration, 61
description, 11
differential input mode, 15
discrete data tranfer, word/bit assignments,
52
discrete data transfer, 51
filter time selections, 54
discrete transfer, 11
E
extended node capability, 214
F
features, 12
I
image table usage, 35, 36
one assigned rack number, 35, 36
input channel, 14
input data format, 51
inputs, 11
current inputs, 15
voltage inputs, 15
L
LED indicators, 81
M
mounting dimensions, 23
O
output data format, 52
outputs, 12
current outputs, 110
voltage outputs, 19
P
programming example
PLC-3, 62
PLC-5, 63
R
range scale, 15
related publications, P2
remote I/O link, selecting speed, 215
remote I/O link connector, 12
Index