Remote I/O module 16 DI
AL4042
25
The displayed process values are the filtered input data.
9.1.8 Counter: Configuring counter modules
u
Observe the notes on counter modules:
If the operating mode of a counter module is changed, the current counter values will be reset
and any active events will be deleted.
For the parameters [pin2_function] and [count_direction_selection] all shown parameter values can be
selected. It is not checked whether these make sense. For each counter operating mode (parameter
[mode]), the table below indicates the valid value ranges (
: valid setting;
: invalid setting):
[mode]
[pin2_function]
[count_direction_selection]
N/C
Counter
Edge Input
Pin2
Count Direc-
tion
Reset (Main
& Batch
Counter)
Disable
(Main &
Batch Coun-
ter)
Pin 2 Count
Direction
IoT / PLC
Count Direc-
tion
CTU
CTD
CTUD
CTDIR
CTDIR
Available parameters:
Name
Description
Value range
Access
[mode]
Operating mode of the counter mod-
ule
• CTU (up counter): up counter (default)
• CTD (down counter): Down counter
• CTUD (up counter / down counter): up
and down counter
• CTDIR (direction counter): up or down
counter
rw
1
[pin2_function]
Pin 2 function of the port (
Ò
Observe
note!)
• N/C: no function (default)
• Counter Edge Input 2: counting pulse
(rising edge)
• Count Direction: counting direction
• Reset (Main & Batch Counter): reset
main counter and batch counter
• Disable (Main & Batch Counter): disable
main counter and batch counter
rw
1
[count_direction_selection]
Control instance for selecting the
counting direction (
Ò
Observe note!)
• Pin 2 Count Direction: pin 2 of the port
(default)
• IoT / PLC Count Direction: Fieldbus PLC
rw
1
[main_threshold]
Main counter threshold (CT)
• 1
…
• 4294967295 (default)
rw
1
[batch_threshold]
Batch counter threshold (CTb)
• 1
…
• 65535 (default)
rw
1
1
The parameter can only be changed if no connection to the fieldbus controller is active
Requirements:
ü
The parameter setting software has been started.
ü
The detailed view of the device is active.
