Modbus
Data type /
register
Size in bytes
1327
Unsigned / 2
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Parameter
Description
Clamp-on sen-
Installed sensor
sor model
size.
A.9 Modbus holding registers tables
Default value
Value range /
[units]
Setting options
(units regis-
ter)
20
0: None selected / Custom
•
sensor
1: A1H (High precision)
•
2: A2H (High precision)
•
3: A3H (High precision)
•
4: B1H (High precision)
•
5: B2H (High precision)
•
6: B3H (High precision)
•
7: C1H (High precision)
•
8: C2H (High precision)
•
9: D1H (High precision)
•
10: D2H (High precision)
•
11: D3H (High precision)
•
12: D4H (High precision)
•
13: A1 (Universal)
•
14: A2 (Universal)
•
15: B1 (Universal)
•
16: B2 (Universal)
•
17: B3 (Universal)
•
18: C1 (Universal)
•
19: C2 (Universal)
•
20: C3 (Universal)
•
21: D1 (Universal)
•
22: D2 (Universal)
•
23: D3 (Universal)
•
24: E1 (Universal)
•
25: E2 (Universal)
•
26: E3 (Universal)
•
27: 1 (High temperature)
•
28: 2 (High temperature)
•
29: 2A (High temperature)
•
30: 3 (High temperature)
•
31: 3A (High temperature)
•
32: 4 (High temperature)
•
33: 4A (High temperature)
•
Modbus communication
Access
level
Read /
write
161