Siemens SITRANS F series Operating Instructions Manual page 150

Modbus communication
A.9 Modbus holding registers tables
Modbus Data type /
register Size in bytes
8420 Unsigned / 2
8422 Unsigned / 2
8521 Unsigned / 2
148
Parameter Description Default value
Totalizer 2 units Units for
mass quan-
tities of
totalizer 2
(totalizer 2
is config-
ured to
mass flow).
Totalizer 2 units Units for
standard
volume
quantities
of totalizer
2 (totalizer
2 is config-
ured to
standard
volume
flow).
Totalizer 3 units Units for
volume
quantitites
of totalizer
3 (totalizer
3 is config-
ured to
volume
flow).
Value range /
[units] Setting options
(units regis-
ter)
61
60: g (grams)
•
61: kg (kilograms)
•
62: t (1 t = 1000 kg)
•
63: lb (pounds)
•
64: STon (1 STon = 2000 lb)
•
65: T (1 T = 2240 lb)
•
125: oz (ounces)
•
253: custom units (see Custom
•
mass units string (8476) / factor
(8474))
171
166: Nm³ (normal cubic meters)
•
167: Nl (normal liters)
•
168: Sft³ (standard cubic feet)
•
171: Sl (standard liters)
•
172: Sm³ (standard cubic me-
•
ters)
41
40: US gallons
•
41: l (liters)
•
42: i.gal (Imperial gallons)
•
43: m³ (cubic meters)
•
46: BBL42 (1 barrel = 42 US
•
gallons)
110: bush (bushels)
•
111: yd³ (cubic yards)
•
112: ft³ (cubic feet)
•
113: in³ (cubic inches)
•
124: BBL31.5 (1 barrel = 31.5 US
•
gallons)
170: BBL31 (1 barrel = 31 US
•
gallons)
236: hl (hectoliters)
•
253: custom units (see Custom
•
volume units string (8452) / fac-
tor (8450))
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Access
level
Read /
write
Read /
write
Read /
write