Siemens SITRANS F series Operating Instructions Manual page 237

Modbus Data type /
register Size in bytes
9148 Unsigned / 4
9150 Unsigned / 4
9156 Unsigned / 4
10156 Unsigned / 4
9154 Unsigned / 4
9152 Unsigned / 4
9159 Unsigned / 2
9160 Float / 4
9162 Float / 4
7155 Unsigned / 2
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Parameter Description
Alarm items 4 Bit encoded selection
of alarm items that
impact the output. See
Alarm items
(Page 295). Applicable
if Status mode = 1.
Alarm items 5 Bit encoded selection
of alarm items that
impact the output. See
Alarm items
(Page 295). Applicable
if Status mode = 1.
Alarm items 8 Bit encoded selection
of alarm items that
impact the output. See
Alarm items
(Page 295). Applicable
if Status mode = 1.
Alarm items 9 Bit encoded selection
of alarm items that
impact the output. See
Alarm items
(Page 295). Applicable
if Status mode = 1.
Alarm items 7 Bit encoded selection
of alarm items that
impact the output. See
Alarm items
(Page 295). Applicable
if Status mode = 1.
Alarm items 6 Bit encoded selection
of alarm items that
impact the output.
Mainly simulation
alarms. See Alarm
items (Page 295).
Applicable if Status
mode = 1.
Polarity Logical polarity of sta-
tus output.
On delay Time to delay the lead-
ing edge of the output.
Off delay Time to delay the trail-
ing edge of the output.
Forced value Forced value when
forcing is active.
A.9 Modbus holding registers tables
Default value Value range /
[units] Setting options
(units regis-
ter)
0
0
0
0
0
0
0
0: Active high level
•
1: Active low level
•
0.0 0.0 - 100.0
[s]
0.0 0.0 - 100.0
[s]
0
0
•
1
•
Modbus communication
Access
level
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write
235