Model Designations and Specifications
UMSITRPDS3-1
November
2010
9-10
TABLE 9-4 Model 7MF4233, Specifications
Input
Measured variable
Absolute pressure (gage construction)
Span (infinitely adjustable)
Span
Max. permissible test pressure
8.3 to 250 mbar a (0.12 to 3.6 psi a) see Note
6 bar a (87 psi a)
43 to 1300 mbar a (0.62 to 18.9 psi a)
10 bar a (145 psi a)
160 to 5000 mbar a (2.32 to 72.5 psi a)
30 bar a (435 psi a)
1 to 30 bar a (14.5 to 435 psi a)
100 bar a (1450 psi a)
Lower measuring limit
• Measuring cell, silicone oil filling
0 mbar a (0 psi a)
Upper measuring limit
100% of maximum span
Output
Output signal
4 to 20 mA
• Lower limit (infinitely adjustable)
3.55 mA, factory preset to 3.84 mA
• Upper limit (infinitely adjustable)
23 mA, factory preset to 20.5 mA or optionally set to 22.0 mA
Load
• Without HART communication
R
B
≤
(U
H
– 10.5 V)/0.023 A in
Ω
; U
H
: power supply in V
• With Hart communication
R
B
= 230 to 500
Ω
(SIMATIC PDM) or
R
B
= 230 to 1100
Ω
(HART Communicator)
Accuracy
To EN 60770-1
Reference Conditions
Increasing characteristic, start of scale value 0 bar, stainless steel seal diaphragm,
silicon oil filling, temperature 25°C (77°F) r: span ratio (r = max. span/set span)
Error in measurement and fixed-point
setting (including hysteresis and
repeatability)
• Linear characteristic
- r
≤
10
≤
0.1%
- 10
≤
r < 30
≤
0.2%
Long-term drift (temperature change
+/-30°C (+/-54°F))
≤
(0.1 * r)%/year
Influence of ambient temperature
• at -10 to +60°C (14 to +140°F)
≤
(0.1 * r + 0.2)%
• at -40 to -10°C and +60 to +85°C (-40
to +14°F and 140 to +185°F)
≤
(0.1 * r + 0.15)%/10K
Rated operating conditions
Degree of protection (to EN 60529)
IP65
Process temperature
• Measuring cell, silicon oil filling
-40 to +100°C (-40 to +212°F)
• Measuring cell, inert filling liquid
-20 to +100°C (-4 to +212°F)
• In conjunction with dust explosion
protection
-20 to +60°C (-4 to +140°F)
Ambient conditions
• Ambient temperature, digital indicators -30 to +85°C (-22 to +185°F)
• Storage temperature
-50 to +85°C (-58 to +185°F)
• Climatic class, condensation Permissible
• Electromagnet compatibility
To EN 61326 and NAMUR NE 21
Design
Weight, approximate, without options
1.5 kg (3.3 lb)
Housing material
Low copper die-cast aluminum, GD-AISi 12 or stainless steel precision casing, mat.
No. 1.4408
Wetted parts materials
• Connection shank
Stainless steel, mat. No. 1.4404/316L or Hastelloy C4, mat. No. 2.4610
• Oval flange
Stainless steel, mat. No. 1.4404/316L
• Seal diaphragm
Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819
Summary of Contents for 7MF4033 series
Page 48: ...Model 275 Universal Hart Communicator UMSITRPDS3 1 November 2010 2 26 ...
Page 86: ...Installation UMSITRPDS3 1 November 2010 4 34 ...
Page 152: ...Calibration and Maintenance UMSITRPSD3 1 November 2010 7 20 ...
Page 158: ...Circuit Description UMSITRPDS3 1 November 2010 8 6 ...
Page 197: ......
Page 198: ......
Page 200: ...Model Designations and Specifications UMSITRPDS3 1 November 2010 9 42 ...
Page 204: ...Glossary UMSITRPDS3 1 November 2010 10 4 ...
Page 208: ...Appendix A Online Configuration Map UMSITRPDS3 1 11 4 November 2010 ...
Page 216: ...Appendix C Elevation and Suppression Correction UMSITRPDS3 1 13 4 November 2010 ...