Siemens SITRANS F series Operating Instructions Manual page 264

Modbus communication
A.9 Modbus holding registers tables
Modbus Data type /
register Size in bytes
9335 Unsigned / 2
9339 Unsigned / 2
262
Parameter Description
Polarity Logical polarity of dis-
crete input signal.
Debounce time Debounce time to filter
the input signal.
Default value Value range /
[units] Setting options
(units regis-
ter)
0
0: Active high level
•
1: Active low level
•
0
0: 0 ms
•
1: 0.5 ms
•
2: 1 ms
•
3: 1.5 ms
•
4: 2 ms
•
5: 2.5 ms
•
6: 3 ms
•
7: 3.5 ms
•
8: 4 ms
•
9: 4.5 ms
•
10: 5 ms
•
11: 5.5 ms
•
12: 6 ms
•
13: 6.5 ms
•
14: 7 ms
•
15: 7.5 ms
•
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Access
level
Read /
write
Read /
write