MA7

MA7
Absolute Pressure Gauge
Main Features
„„
For corrosive process fluids
„„Option: liquid-filled for ap-
and atmospheres
„„Absolute pressure measurement
„„
Accuracy +/- 2 % F.S.
„„Overpressure max. 25 bar
„„Housing and wetted parts
stainless steel
plications with pulsations or
vibrations
Applications
„„Laboratory & Medical
„„Oil & Gas / Chemical
„„Water & Waste water
„„Energy
Technical Data
Nominal size
150 mm
Temperature
Ambient : -20 ... +70°C
Medium : -40 ... +200°C (not filled)
For liquid filled version see ordering details.
The case temperature must not exceed +70°C
Storage : -40 ... +70°C
Safety
Pressure gauge with blow-out device
Fulfills requirements for S1 gauges according to
EN 837
Measurement range 0 ... 0.1 to 0 ... 16 bar abs.
Overpressure
Selectable, max 25 bar (see table on page 2)
Accuracy
± 2 % for standard ranges (see table on page 2)
Protection rating
IP 65 (EN 60529)
Process connection Stainless steel 1.4404 (AISI 316L)
Bellows
Stainless steel 1.4404 (AISI 316L)
(1 bellow process connected, 1 bellow evacuated)
Case
Stainless steel 1.4301 (AISI 304)
Bezel ring
Stainless steel 1.4301 (AISI 304)
Movement
Stainless steel
Window
Instrument glass
Window gasket
Elastomer
Dial
Aluminium, white
Pointer
Aluminium, black
Options
Code 0052
Adjustable micro metric pointer (P ≥ 0.6 bar)
Code 0678
Adjustable friction pointer
Code 0679
Window laminated safety glass
Code 0751
Window Plexiglas
Code 0752
Oxygen application
Code 0765
Laboratory cleanliness
Code 0835
Nuclear cleanliness
Code 0838
Code Q1229
Calibration certificate EN837-1
(5 points raising and 5 points falling)
Code Q1070
2013-12-03
Code 0078
To be ordered separately
Material certificate 3.1 EN10204
Design and specifications subject to change without notice
Polycarbonate window with index pointer adjustable
by fixed button
ATEX II2GDc-IM2c
(Including window laminated safety glass)
www.baumer.com
Data sheet A24.09
Page 1 / 3
MA7
Absolute Pressure Gauge
Dimensions - Types of mounting
Ø180
78.2
Ø168
81.8
33
Ø142
33
Ø150.2
33
Ø180
Ø150.2
76.2
 22
80
97.4
3 holes Ø5.5 at 120°
TYP F
81.8
168
78.2
61.7
TYP E
168
151
TYP B
Type B ou C
Type B or C
145
Type B
3 maxi
20
TYP C
TYP A
Panel
cut-out
TYP D
Weight (kg)
Filled : 2.5
Unfilled : 1.6
Pressure ranges
Ordering code for maximum over pressure
Bar
Code
kPa
Code
kg/cm²
A
C
B08
0
...
0.1
D08
0
...
10
F08
0
...
0.1
1)
1)
B09
0
...
0.16
D09
0
...
16
F09
0
...
0.16
1)
1)
1)
B10
0
...
0.25
D10
0
...
25
F10
0
...
0.25
●
●
●
●
B11
0
...
0.4
D11
0
...
40
F11
0
...
0.4
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
1)
●
●
●
●
●
●
●
●
●
16
25
B12
0
...
0.6
D12
0
...
60
F12
0
...
0.6
B15
0
...
1
D15
0
...
100
F15
0
...
1
B16
0
...
1.6
D16
0
...
160
F16
0
...
1.6
B18
0
...
2.5
D18
0
...
250
F18
0
...
2.5
B19
0
...
4
D19
0
...
400
F19
0
...
4
B20
0
...
6
D20
0
...
600
F20
0
...
6
B22
0
...
10
D22
0
...
1 000
F22
0
...
10
B24
0
...
16
D24
0
...
1 600
F24
0
...
16
E
F
●
Max. over pressure (bar)
0.6
1
1.6
2.5
4
G
6
H
10
J
K
Scale 270°, accuracy ± 2 % (± 3 % with liquid filling)
Scale 270°, accuracy ± 4 % (± 5 % with liquid filling)
2013-12-03
●
1)
D
Design and specifications subject to change without notice
Code
www.baumer.com
Data sheet A24.09
Page 2 / 3
MA7
Absolute Pressure Gauge
Ordering details MA7
MA
Model
Absolute pressure gauge
Nominal size
150 mm
7
.
–
xxx
.
/
MA
7
–
Type of mounting & material
Stainless steel case and bezel ring 1.4301 (AISI 304)
Bottom connection, back flange for wall mounting, 3 mounting holes
Back connection, front flange, 3 mounting holes
Bottom connection, front flange, 3 mounting holes
Bottom connection
Back connection, back flange for wall mounting, 3 mounting holes
Back connection
Stainless steel case and bezel ring 1.4404 (AISI 316L)
Bottom connection, back flange for wall mounting, 3 mounting holes
Back connection, front flange, 3 mounting holes
Bottom connection, front flange, 3 mounting holes
Bottom connection
Back connection, back flange for wall mounting, 3 mounting holes
Back connection
Process connection
G 1/2
1/2 NPT
Liquid filling
Dry
BH1 : low viscosity glycerin/water 86% (medium : -20 ... +70°C)
BH2 : high viscosity glycerin 99.5% (medium : 0 ... +90°C)
BH3 : silicone oil (medium : -40 ... +100°C)
BH4 : low temperature silicone (medium : -60 ... +100°C)
BH5 : Fluor carbon for oxygen use (medium : -15 ... +100°C)
A
B
C
D
E
F
1
2
3
4
5
6
3
6
0
1
2
3
4
5
Unit of measurement / Pressure ranges
Bar
psi
kPa
MPa
kg/cm²
.
Bxx
Hxx
Dxx
Exx
Fxx
Overpressure
See table on page 2
Options to be added behind the / (see example below)
.
x
/
Ordering example with options
MA
7
–
B
6
0
.
B22
H
/
0078
–
0838
Absolute pressure gauge
Design and specifications subject to change without notice
Nominal size 150 mm
Back connection, front flange, 3 mounting holes, case material 1.4301
Process connection 1/2 NPT
No liquid filling
Scale bar : 0 ... 10 bar
Max. over pressure : 10 bar
Option : ATEX II2GDc-IM2c
2013-12-03
Option : Nuclear cleanliness
www.baumer.com
Data sheet A24.09
Page 3 / 3