Technical Data

MJX7 - MMJ7
Solid Front Pressure Gauges
Main Features
„„
For corrosive gasses and
„„
Option : liquid-filled for ap-
liquids
„„
Class 1 according to EN 837-1
„„
Wetted parts Stainless steel
(MJX) or Monel (MMJ)
plications with pulsations or
vibrations
„„
Option : case material 1.4404
(316L) for aggressive atmosphere
Applications
„„Food & Beverage
„„Laboratory & Medical
„„Oil & Gas / Chemical
„„Water & Waste water
„„Energy
„„Transportation & Logistics
„„Machinery
Technical Data
Nominal size
150 mm
Measurement range MJX : MMJ : -1 ... 0 to 0 ... 1600 bar
-1 ... 0 to 0 ... 600 bar
Pressure limitation
Ranges ≤ 600 bar Steady : 100% of full scale value
Fluctuating : 90% of full scale value
Short time : 130% of full scale value
Ranges ≥ 1000 bar Steady : 75% of full scale value
Fluctuating : 65% of full scale value
Short time : 100% of full scale value
Accuracy
Class 1 (according EN837-1)
Protection rating
IP 65 (EN 60529)
Process Connection MJX : Stainless steel 1.4404 (AISI 316L)
MMJ : Monel 400
Bourdon tube
MJX : Stainless steel 1.4404 (AISI 316L)
MMJ : Monel 400
Case
Stainless steel 1.4301 (AISI 304)
Option : Stainless steel 1.4404 (AISI 316L)
Bezel ring
Stainless steel 1.4301 (AISI 304)
Option : stainless steel 1.4404 (AISI 316L)
Movement
Stainless steel
Window
Laminated safety glass
Window gasket
Elastomer
Dial
Aluminium, white
Pointer
Aluminium, black
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
Thermal drift
± 0.4% F.S. / 10 K (reference : 20°C)
Baffle wall
Stainless steel 1.4301 (AISI 304)
Fixed by screws inside the case
Safety
S1 according EN837-1
Pressure gauge with blow-out device
ATEX II2GDc-IM2c
Code 0078
Adjustable micro metric pointer (P ≥ 1.6 bar)
Code 0678
Material certificate 3.1 EN10204
Code Q1229
Adjustable friction pointer
Code 0679
Code Q1070
Restrictor screw Ø 0.5 (for fittings > 1/4")
Code 0771
Calibration certificate EN837-1
(5 points raising and 5 points falling)
Stainless steel 1.4404 (AISI 316L) solid drawn
Bourdon tube
Accuracy class
0.5 P > 1 bar
0.6 P > 1 bar
Code 0816
To be ordered separately
2013-02-26
Code 0843
Code 0840
Design and specifications subject to change without notice
Options
www.baumer.com
Data sheet A21.43
Page 1 / 3
MJX7 - MMJ7
Solid Front Pressure Gauges
Dimensions - Types of mounting
Type
B or C
Y1 (type B)
A (11)*
B (22)*
C (12)*
Weight (kg)
Filled : 1.700
Unfilled : 0.880
F (20)*
E (31)*
D (10)*
Panel cut-outs
*Type of mounting according to EN837-1 in brackets
mm
NS 150
A
B
C
D
E
F
J
K
L
M
P
R
S
W
X
Y1
Z
150.2
85
180
168
25.5
23.5
5.5
56.5
37.5
68.5
142
54.5
22
152
151
145
31.5
Pressure ranges
kPa
Code
F59
-1
...
0
H59
-30″ Hg ...
0
-100 ...
60
F72
-1
...
0.6
H73
-30″ Hg ...
15
-100 ...
150
F74
-1
...
1.5
H75
-30″ Hg ...
30
D76
-100 ...
300
F76
-1
...
3
H2C
-30″ Hg ...
60
5
D77
-100 ...
500
F77
-1
...
5
H78
-30″ Hg ...
100
9
D79
-100 ...
900
F79
-1
...
9
H79
-30″ Hg ...
150
...
15
D81
-100 ...
1 500
F81
-1
...
15
H81
-30″ Hg ...
220
...
24
D82
-100 ...
2 400
F82
-1
...
24
H82
-30″ Hg ...
300
0.6
D12
0 ...
60
F12
0
...
0.6
H13
0
...
10
1
D15
0 ...
100
F15
0
...
1
H15
0
...
15
...
1.6
D16
0 ...
160
F16
0
...
1.6
H1C
0
...
20
...
2.5
D18
0 ...
250
F18
0
...
2.5
H17
0
...
30
0
...
4
D19
0 ...
400
F19
0
...
4
H19
0
...
60
0
...
6
D20
0 ...
600
F20
0
...
6
H21
0
...
100
B22
0
...
10
D22
0 ...
1 000
F22
0
...
10
H22
0
...
160
B24
0
...
16
D24
0 ...
1 600
F24
0
...
16
H23
0
...
200
B26
0
...
25
D26
0 ...
2 500
F26
0
...
25
H25
0
...
300
B27
0
...
40
D27
0 ...
4 000
F27
0
...
40
H26
0
...
400
B29
0
...
60
D29
0 ...
6 000
F29
0
...
60
H27
0
...
600
B31
0
...
100
D31
0 ... 10 000
F31
0
...
100
H30
0
... 1 000
B33
0
...
160
D33
0 ... 16 000
F33
0
...
160
H31
0
... 1 500
B35
0
...
250
D35
0 ... 25 000
F35
0
...
250
H34
0
... 3 000
B38
0
...
400
D38
0 ... 40 000
F38
0
...
400
H38
0
... 6 000
B39
0
...
600
D39
0 ... 60 000
F39
0
...
600
H40
0
... 10 000
B41
0
... 1 000
D41
0 ... 100 000
F41
0
... 1 000
H41
0
... 15 000
B42
0
... 1 600
D42
0 ... 160 000
F42
0
... 1 600
H1D
0
... 20 000
-1
...
0
D59
-100 ...
B72
-1
...
0.6
D72
B74
-1
...
1.5
D74
B76
-1
...
3
B77
-1
...
B79
-1
...
B81
-1
B82
-1
B12
0
...
B15
0
...
B16
0
B18
0
B19
B20
www.baumer.com
Code
psi
Data sheet A21.43
Design and specifications subject to change without notice
Code
Bar
B59
2013-02-26
kg/cm²
0
Code
Page 2 / 3
MJX7 - MMJ7
Solid Front Pressure Gauges
Ordering details MJX7 - MMJ7
7
Model
All stainless steel pressure gauge
Pressure gauge with monel Bourdon tube (1)
Nominal size
150 mm
7
(3)
/
–
A
B
C
 D
E
 F
1
2
3
4
5
6
2
 3
5
 6
 0
1
2
3
4
Unit of measurement / Pressure ranges (3)
bar
psi
kPa
kg/cm²
bar / psi (double scale)
psi / bar (double scale)
Options to be added behind the / (see example below)
(2)
xxx
MJX
MMJ
Type of mounting
Stainless steel case and bezel ring 1.4301 (AISI 304)
Bottom connection, 3 back lugs fixing
Back connection, front flange, 3 mounting holes
Bottom connection, front flange, 3 mounting holes
Bottom connection
Back connection, 3 back lugs fixing
Back connection
Stainless steel case and bezel ring 1.4404 (AISI 316L)
Bottom connection, 3 back lugs fixing
Back connection, front flange, 3 mounting holes
Bottom connection, front flange, 3 mounting holes
Bottom connection
Back connection, 3 back lugs fixing
Back connection
Process connection
G 1/4
G 1/2
1/4 NPT
1/2 NPT
Liquid filling
Dry
BH1: low viscosity glycerin/water 86% (medium : -20 ... +70°C) (2)
BH2: high viscosity glycerin 99.5% (medium : 0 ... +90°C) (2)
BH3: silicone oil (medium : -40 ... +100°C) (2)
BH4: silicone oil (medium : -60 ... +100°C) (2)
(1)
.
–
.
 Bxx
 Hxx
 Dxx
Fxx
Kxx
Sxx
Monel version is not available for pressure ranges x41, x42 and H1D
Pressure range 0.6 bar: accurracy cl. 2.5 with BH1, BH3 and BH4, not available with BH2
Available standard pressures ranges, see tables on page 2. For ranges not listed, please contact Baumer.
(  Standard version)
/
Ordering example with options
MJX
7
–
B
6
0
.
B22
/
0678
_
0771
Design and specifications subject to change without notice
All stainless steel pressure gauge
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
Option : Adjustable micro metric pointer (P ≥ 1.6 bar)
2013-02-26
Option : Restrictor screw Ø 0.5
www.baumer.com
Data sheet A21.43
Page 3 / 3