Siemens 7MF4233 series

Model Designations and Specifications UMSITRPDS3-1
November 2005
9-26
Device type: Absolute pressure Filling level
Pressure series 7MF4233 Diff. pressure series 7MF4333 7MF4633 / 7MF4912
Influence of ambient temperature
 at -10 to +60 °C
≤ (0.1 · r + 0.2) %
1)
100 inH
2
O measuring cell
≤ (0.5 · r + 0.2
2)
)%
241 inH
2
O measuring cell
≤ (0.3 · r + 0.2
2)
)%
646 and 2011 inH
2
O measuring cell
≤ (0.25 · r + 0.2
2)
)%

2)
0.4 inst. of 0.2 at 10 < r ≤ 30
 at -40 to -10 °C and +60 to +85 °C
≤
(0.1 · r + 0.15) % / 10 K
1)
104 inH
2
O measuring cell
≤ (0.25 · r + 0.15
3)
) % / 10 K
241 inH
2
O measuring cell
≤ (0.15 · r + 0.15
3)
) % / 10 K
646 and 2011 inH
2
O measuring cell
≤ (0.12 · r + 0.15
3)
) % / 10 K
3)
0.3 inst. of 0.15 at10 < r ≤ 30
Influence of static pressure
 on start of scale
100 inH
2
O measuring cell (0.3 · r) % per nom. pressure
241 inH
2
O measuring cell (0.15 · r) % per nom. pressure
646 and 2011 inH
2
O measuring cell (0.1 · r) % per nom. pressure
 on the span (0.1 · r) % per nom. pressure
8 inH
2
O measuring cell
Influence of installation position
≤ 0.02 inH
2
O per 10° angle ≤ 0.28 inH
2
O per 10° angle
Depends on the filling liquid
in the mounting flange
Influence of power supply 0.005 % per 1 V change in voltage
Operating conditions
Installation conditions
 Installation note
Process connection
vertically downwards
Any Determined by flange
A
mbient conditions
 Ambient temperature (in hazardous zones,
note temperature class)
Measuring cell
- Measuring cell with silicone oil fill -40 to +85 °C (-40 to +85ºF)
- Measuring cell with inert filling liquid -20 to +85 °C (-4 to +185ºF)
Digital display -50 to +85 °C (-58 to +185ºF)
 Ambient temperature limit see ambient temperature
 Storage temperature -30 to +85 °C (-22 to +185ºF)
 Climate class, condensation Permissible
 Degree of protection (EN 60 529) IP 65
 EMC
- Spurious emission EN 50 081-1
- Interference resistance EN 50 082-2 and NAMUR NE 21
Process conditions
 Process temperature
- Measuring cell with silicone oil fill -40 to +100 °C (-40 to +212ºF)
- Measuring cell with inert filling liquid -20 to +100 °C (-4 to +212ºF)
Span 435 psi at PN 6174 psi -20 to +85°C (-4 to +212ºF)
 Process temperature limit see process temperature
 Process pressure limit see Table 9-12 see Table 9-13
Nominal pressure (PN); see
Table 9-14
Constructional design
Weight (without options) about 3.3 lbs (1.5 kg) about 9.9 lbs (4.5 kg)
Transmitter with mounting flange without tube DIN: about 24.3 to 28.7 lbs (11