3-2
Indicators
The High-speed Analog Input Units have indicators that show the current operating status of the Unit.
This section describes the names and functions of the indicators.
The appearance of the indicators has been changed for models released in or before March 2019 with
lot numbers that represent the date of or after March 20, 2019. In this manual, those models are
shown with the indicators after the appearance change.
For details on the applicable models and the changes, refer to
3-2-3 Appearance Change of the Indi-
(B)
(A)
(C)
24 mm width
Let-
ter
Name
Description
(A)
Model number indication
Gives the model number of the NX Unit, without the prefix.
For example, HAD401 is given for the NX-HAD401.
The text is orange.
(B)
TS indicator
This indicator shows the current operating status of the High-speed Analog
Input Unit and its communications status with the CPU Unit or the Commu-
nications Coupler Unit.
(C)
IN indicator
This indicator shows the input status of each trigger input terminal on the
High-speed Analog Input Unit.
3-2-1
TS Indicator
This indicator shows the current status of the High-speed
Analog Input Unit and its communications status with the
CPU Unit or the Communications Coupler Unit.
24 mm width
3 Part Names and Functions
3 - 3
NX-series Analog I/O Units User’s Manual for High-speed Analog Input Units (W592)
3-2 Indicators
3
3-2-1
TS Indicator
