AH500 Module Manual
7-6
Function Description
the number
of input
pulses
Alarm
If the number of sampled pulses is larger than the
upper-upper limit value set, or less than the lower-lower limit
value set, an alarm will be generated. If the number of
sampled pulses is between the upper-lower limit value set
and the lower-upper limit value set, the alarm will stop.
Resetting a counter
The number of pulses received by a channel is reset.
7.2.6 Profile of AH02HC-5A
1
4
8
7
5
2
3
6
9
11
10
02HC
ERROR
RUN
C0
Y0.8
Y0.9
C1
X0 . 8
+
X0 . 8
-
X0 . 9+
X0 . 9
-
X0 . 10+
X0 . 10
-
X0 . 11 +
X0 . 11
-
X0 . 0+
X0 . 0
-
X0 . 1
-
X0 . 1+
Number Name Description
1 Model name Model name of the module
2
RUN LED indicator
(green)
Operating status of the module
ON: The module is running.
OFF: The module stops running.
3
ERROR LED
indicator (red)
Error status of the module
Blink: The module is abnormal.
4 USB port Providing the mini USB communication interface
5 Terminals Input/Output terminals
6
Arrangement of the
input/output
terminals
Arrangement of the terminals
7 Extension port Updating the firmware
8 Label Nameplate
9 Set screw Fixing the module
10 Connector Connecting the module and a backplane
11 Projection Fixing the module