Siemens SITRANS F series Operating Instructions Manual page 260
Ultrasonic flowmeters
Hide thumbs
Also See for SITRANS F series:
- Operating instructions manual (356 pages) ,
- Quick start manual (220 pages) ,
- Manual (188 pages)
Table of Contents
Advertisement
Modbus communication
A.9 Modbus holding registers tables
Modbus
Data type /
register
Size in bytes
9477
Unsigned / 2
9592
Unsigned / 2
9481
Unsigned / 2
9461
Unsigned / 2
7441
Float / 4
7165
Float / 4
258
Parameter
Description
Polarity
Logical polarity of
pulse output.
Fail-safe activa-
Fail safe activation
tion condition
condition.
Fail-safe min.
Minimum time the
time
output stays in Fail-
safe behavior.
Fail-safe behav-
Pulse output reaction
ior
in case of a fault.
Fail-safe value
Output value in case of
a fault and when Fail-
safe behavior (9461) is
configured to 4.
Forced value
Forced value when
forcing is active.
Default value
Value range /
[units]
Setting options
(units regis-
ter)
0
0: Active high level
•
1: Active low level
•
1
0: Bad status of se-
•
lected process value
1: Active Mainte-
•
nance alarm or Fail-
ure (NAMUR)
0
0 - 100
[s]
0
0: Last valid value
•
1: Hold. Value 0.0
•
substitutes the actual
input value
2: Disabled
•
3: Custom value
•
0.0
0.0 - 12500.0
[pulses/s]
1.0
0.0 - 12500.0
[pulses/s]
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Access
level
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Advertisement
Table of Contents
