MEX2 - MEX3

MEX2 - MEX3 - MEM3
Industrial Pressure Gauges
Main Features
„„
For corrosive gasses and
„„
Option : liquid-filled for ap-
liquids
„„Class 1.6 according to EN 837-1
„„
Wetted parts Stainless steel
(MEX) or Monel (MEM)
„„
Lloyd`s Register approval
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
MEX2 :
50 mm
MEX3/MEM3 : 63 mm
Measurement range MEX2/MEX3 : -1 ... 0 to 0 ... 1000 bar
MEM3 : -1 ... 0.6 to 0 ... 400 bar
Bezel ring
Stainless steel 1.4301 (AISI 304)
Option : stainless steel 1.4404 (AISI 316L)
Movement
Stainless steel
Pressure limitation
Window
Instrument glass
Window gasket
Elastomer
Dial
Aluminium, white
Pointer
Plastic, 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)
Safety
S1 according EN837-1
(with window polycarbonate or laminated safety
glass)
Steady : 75% of full scale value
Fluctuating : 65% of full scale value
Short time : 100% of full scale value
Accuracy
Class 1.6 (according EN837-1)
Protection rating
IP 65 (EN 60529)
Process Connection MEX : MEM : Stainless steel 1.4404 (AISI 316L)
Monel 400
Bourdon tube
MEX : MEM : Stainless steel 1.4404 (AISI 316L)
Monel 400
Case
Stainless steel 1.4301 (AISI 304)
Option : stainless steel 1.4404 (AISI 316L)
ATEX II2GDc-IM2c
(Including window laminated safety glass)
Code 0078
Adjustable friction pointer
Window laminated safety glass
Code 0679
Code 0751
Code 0753
Restrictor screw Ø 0.3
Code 0769
Lloyd’s Register approval
Code 0827
Accuracy class 1 (1.6 bar < P < 1000 bar)
Code 0841
Code Q1229
Calibration certificate EN837-1
(5 points raising and 5 points falling)
Code Q1070
2012-10-30
Window polycarbonate
To be ordered separately
Material certificate 3.1 EN10204
Design and specifications subject to change without notice
Options
www.baumer.com
Data sheet A21.22
Page 1 / 3
MEX2 - MEX3 - MEM3
Industrial Pressure Gauges
Dimensions - Types of mounting
C
K
R
R
C
R
L
S
A
A
C
ØD
B
ØD
3 ØJ
/120°
S
E
F
B (32)*
A (11)*
Unfilled
Filled
NS 50
0.100
0.150
NS 63
0.130
0.180
B
3 ØJ
/120°
M
Weight
(kg)
D (10)*
R
L1
P
A
P
M
M
F (30)*
G (23)*
Panel cut-outs for types B and G
NS 50 = Ø 53.5 mm / NS 63 = Ø 65.5 mm
*Type of mounting according to EN837-1 in brackets
mm
A
B
C
D
E
NS 50
NS 63
F
J
K
L
55.6
34
68
60
68.8
40.4
81
75
L1
14
11
3.6
34
17.3
14
10.8
3.6
34
17.3
M
P
R
S
23.5
44
51
30.5
14
23.5
44
63
30.2
14
Pressure ranges
Code
kPa
kg/cm²
Code
0
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
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
...
1
D15
0 ...
100
F15
0
...
1
H15
0
...
15
...
1.6
D16
0 ...
160
F16
0
...
1.6
H1C
0
...
20
0
...
2.5
D18
0 ...
250
F18
0
...
2.5
H17
0
...
30
0
...
4
D19
0 ...
400
F19
0
...
4
H19
0
...
60
B20
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
F41
0
... 1 000
H41
0
... 15 000
-1
...
0
D59
-100 ...
B72
-1
...
0.6
D72
B74
-1
...
1.5
D74
B76
-1
...
3
B77
-1
...
5
B79
-1
...
B81
-1
...
B82
-1
...
B15
0
B16
0
B18
B19
www.baumer.com
Code
psi
Data sheet A21.22
Design and specifications subject to change without notice
Bar
B59
2012-10-30
Code
Page 2 / 3
MEX2 - MEX3 - MEM3
Industrial Pressure Gauges
Ordering details - MEX2 - MEX3 - MEM3
.
–
Model
All stainless steel pressure gauge
Pressure gauge with monel Bourdon tube (1)
Nominal size
50 mm (2)
63 mm
xxx
/
MEX
MEM
2
3
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
Back connection
Back connection with clamp
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
Back connection
Back connection with clamp
Process connection
G 1/4
1/4 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)
–
A
B
 D
 F
G
1
2
4
6
7
 2
 5
 0
1
2
3
Unit of measurement / Pressure ranges (3)
bar
psi
kPa
kg/cm²
bar / psi (double scale)
psi / kPa (double scale)
kPa / psi (double scale)
Options to be added behind the / (see example below)
.
 Bxx
 Hxx
 Dxx
Fxx
Kxx
Vxx
Wxx
Monel version nominal size 63 mm only and not available for pressure ranges x39, x40, x41 and x59
NS50 not available as monel version MEM
(3)
Available standard pressures ranges, see tables on page 2. For ranges not listed, please contact Baumer.
(1)
(  Standard version)
/
(2)
Ordering example with options
3
–
B
2
0
.
B22
/
0078
_
0769
_
0679
Design and specifications subject to change without notice
MEX
All stainless steel pressure gauge
Nominal size 63 mm
Back connection, front flange, 3 mounting holes, case material 1.4301
Process connection G 1/4
No liquid filling
Scale bar : 0 ... 10 bar
Option : ATEX Version with laminated safety glass included
Option : Restrictor screw Ø 0.3
2012-10-30
Option : Adjustable friction pointer
www.baumer.com
Data sheet A21.22
Page 3 / 3