A-1
Data Sheet
This section provides the specifications of the High-speed Analog Input Units.
A-1-1
Model List
Model
Analog input section
Trigger input sec-
tion
I/O re-
freshing
method
Refer-
ence
Num-
ber of
points
Input range
Resolu-
tion
Input
meth-
od
Conver-
sion time
Num-
ber of
points
Internal
I/O com-
mon
NX-
HAD401
4 points
• -10 to 10 V
• -5 to 5 V
• 0 to 10 V
• 0 to 5 V
• 1 to 5 V
• 0 to 20 mA
• 4 to 20 mA
*1
Differ-
ential
input
5 µs per
channel
4 points NPN Synchro-
nous I/O
refreshing
page
A - 5
NX-
HAD402
4 points PNP page
A - 8
*1. Depending on the input range, the resolution becomes as follows.
• For -10 to 10 V and -5 to 5 V: 1/64000 (full scale)
• For other ranges: 1/32000 (full scale)
Appendices
A - 2
NX-series Analog I/O Units User’s Manual for High-speed Analog Input Units (W592)