Parameter
Edge selection for DI
Frequency of Capture func-
tion
Comparison value 0
Comparison value 1
Operating mode
Set output
Count direction of DQ func-
tion
Pulse duration [ms/10]
Substitute value for DQ0
Substitute value for DQ1
Hysteresis (in increments)
Technology module TM PosInput 2 (6ES7551-1AB00-0AB0)
Manual, 06/2018, A5E03982218-AB
4.1 Operating with "Counting and measurement" technology object
Value range
At rising edge
•
At falling edge
•
At rising and falling edge
•
Once
•
Periodic
•
-2147483648...2147483647
-2147483648...2147483647
Use position value (SSI abso-
•
lute value) as reference
Use measured value as refer-
•
ence
Use by user program
•
Between comparison value
•
and high limit / measured val-
ue >= comparison value
Between comparison value
•
and low limit / measured value
<= comparison value
At comparison value for a
•
pulse duration
After set command from CPU
•
until comparison value
Between comparison value 0
•
and 1
Not between comparison value
•
0 and 1
Up
•
Down
•
In both directions
•
0...65535
0
•
1
•
0
•
1
•
0...255
Default setting
Parameter
reassign-
At rising edge
Yes
Once
Yes
0
Yes
10
Yes
Use position value
No
(SSI absolute value)
as reference
DQ0, DQ1:
Yes
Between comparison
value and high limit
In both directions
Yes
5000 (corresponds to
Yes
0.5 s)
0
Yes
0
Yes
0
Yes
Configuring/address space
Scope
HSP for STEP 7
ment in
(TIA Portal)
RUN
Channel
Channel
Channel
Channel
Channel
Channel
Channel
Channel
Channel
Channel
Channel
37