Appendices
A - 100
NX-series Digital I/O Unit User’s Manual (W521)
These objects accept I/O allocations.
You cannot access the objects that are described below with the Read NX Unit Object instruction or the
Write NX Unit Object instruction.
Refer to the NJ-series Instructions Reference Manual (Cat. No. W502-E1-07 or later) for details on the
Read NX Unit Object instruction or the Write NX Unit Object instruction.
*1. The default value and data range for Number of Entries are as follows.
*2. Detailed data for Input Bit 16 bits are as follows.
Bit 0: Input Bit 00
Bit 1: Input Bit 01
·
·
·
Bit 15: Input Bit 15
*7. The year, month, and day of production are assigned to the "lot number".
Bits 24 to 31: Date of production
Bits 16 to 23: Month of production
Bits 8 to 15: Year of production
Bits 0 to 7: Reserved
*8. The hardware version is assigned in ascending order from the earliest number of array elements. Any remainder elements
are filled with spaces.
Objects That Accept I/O Allocations
Index
(hex)
Subindex
(hex)
Object name
Default
value
Data range Unit
Data
type
Acc
ess
I/O
allo-
cat-
ion
Data
attri-
bute
6002 ï€ WORD Input ï€ï€ ï€ï€ï€ï€ï€
00 Number of Entries
*1 *1
ï€ USINT RO Not
pos-
sible
ï€
01 Input Bit 16 bits 0000 hex 0000 to FFFF
hex
*2
ï€ WORD RO Pos-
sible
ï€
NX Units Default value Data range
NX-MD6121-5/MD6256-5 1 1 (fixed)
Other models 0 0 (fixed)