Standard diaphragm pressure gauges EN 837-3
Application
For gaseous and liquid media. Can
also be used in aggressive environments. With open connecting flange
also suitable for viscous and polluted media.
For measuring gas or vapour, these
instruments must be used in accordance with the safety recommendations of EN 837-2 (see appendix).
Type
D4
Nominal sizes
100 - 160
Accuracy (EN 837-3/6)
Class 1.6
Ranges (EN 837-3/5)
0/10 to 0/250 mbar (flange Ø 160)
0/0.4 to 0/25 bar (flange Ø 100)
Operating temperature
Ambient:
Tmin = – 20°C
Tmax = + 60°C
Medium:
Tmax = + 100°C
Temperature error
Additional error when the temperature of the measuring element deviates from +20°C:
rising temp. approx. ± 0,8% /10K
falling temp. approx. ± 0,8% /10K
percentage of full scale value.
Seal to pressurized area
Perbunan
Movement
Brass
Dial
Aluminium, white
Graduation and figures black
Pointer
Aluminium, black
Protection
IP 54 (EN 60529)
Housing
Stainless steel 1.4301 with blow out
device
Standard version
Bayonet bezel
Stainless steel 1.4301
Connection
Steel, bottom
G½B - spanner 22
(EN 837-3/7.3)
Working pressure
Static load:
max. scale value
Fluctuating load:
0.9 x max. scale value
Bottom flange
Steel
Overpressure safety
1.3 x max. scale value
> 0.6 bar overpressure-protection
5 x FSD, maximum 40 bar
Measuring element
Diaphragm
< 1.6 bar Duratherm
> 2.5 bar steel
Flange
Stainless steel 1.4571
Top flange
Stainless steel
Window
Instrument glass
Options
• Safety housing
• 10 x FSD overpressure-protected
(measuring flange Ø 100 up to
max. 40 bar, measuring flange Ø
160 up to max. 2.5 bar)
• Glycerine filling (> 40 mbar,
< 250 mbar accuracy class 2.5)
• Special coating for parts coming
into contact with the medium
• Open connecting flanges accord
ing to DIN / ANSI
137
Standard diaphragm pressure gauges
Type D 4 - NS 100/160
Housing types and dimensions
Bottom connection, measuring flange Ø 100
Bottom connection, measuring flange Ø 160
Connecting flange according to DIN, ND 25
Measuring flange Ø 100
Connecting flange according to DIN, ND 50
Measuring flange Ø 100
Connecting flange according to DIN, ND 25
Measuring flange Ø 160
Connecting flange according to DIN, ND 50
Measuring flange Ø 160
Dimensions (mm)
Nominal size (NG)
a
b Øc
c1
c2
d1
d2
100
20
55
6
3
20
68
85 115 102 125 165 4x18 4x14 100 160 25
50 G½B 4xM12 127 111
160
20
55
6
3
20
68
85 115 102 125 165 4x18 4x14 100 160 25
50 G½B 4xM12 156 141
Nominal size (NG)
h2
h3
h4
s
s1
s2
s3
s4
s5
s6
s7
t
SW
2
30
3
20
18
48
20
56
12
22
20
18
48
20
56
12
22
100
160
138
101 129 137
131 159 167
2
30
3
d3
d4
d5
d6
d7
d8
D
D1
DN DN1 G
G1
h
h1
Standard diaphragm
pressure gauges
RK: H
Type
Diaphragm pressure gauges
for chemical applications
with glycerine filling
PF100,
D401
PF160,
D401
100
160
PF100Gly,
D801
with glycerine filling
PF160Gly, PF100Ch,
D801
D402
PF160Ch, PF100ChGly, PF160ChGly,
D402
D802
D802
Version
Housing Ø
Housing
Meas. elem.
Bottom flan.
Accuracy
Connection
Class 1.6
G½B
100
160
100
160
100
Stainless steel 1.4301 with bayonet bezel
Diaphragm element, see data sheet
Steel
Stainless steel 1.4571
Class 1.6 Class 1.6* Class 1.6* Class 1.6 Class 1.6 Class 1.6*
G ½B
G½B
G½B
G½B
G½B
G½B
160
Class 1.6*
G½B
Measuringrange (mbar)
Price €
10
16
25
40
Item no.
Item no.
Item no.
Item no.
Item no.
Item no.
Item no.
Item no.
85901401
85902401
85903401
85904401
85951401
85952401
85953401
85954401
------85904801
------85954801
85901402
85902402
85903402
85904402
85951402
85952402
85953402
85954402
------85904802
------85954802
Price €
060
100
160
250
85905401
85906401
85907401
85908401
85955401
85956401
85957401
85958401
85905801
85906801
85907801
85908801
85955801
85956801
85957801
85958801
85905402
85906402
85907402
85908402
85955402
85956402
85957402
85958402
85905802
85906802
85907802
85908802
85955802
85956802
85957802
85958802
85909401
85910401
85911401
85912401
85913401
85914401
85915401
85916401
85917401
85918401
85959401
85960401
85961401
85962401
85963401
85964401
85965401
85966401
85967401
85968401
85909801
85910801
85911801
85912801
85913801
85914801
85915801
85916801
85917801
85918801
85959801
85960801
85961801
85962801
85963801
85964801
85965801
85966801
85967801
85968801
85909402
85910402
85911402
85912402
85913402
85914402
85915402
85916402
85917402
85918402
85959402
85960402
85961402
85962402
85963402
85964402
85965402
85966402
85967402
85968402
85909802
85910802
85911802
85912802
85913802
85914802
85915802
85916802
85917802
85918802
85959802
85960802
85961802
85962802
85963802
85964802
85965802
85966802
85967802
85968802
Measuring
range (bar)
Price €
00,4
00,6
01
01,6
02,5
04
06
10
16
25
* 울 250mbar class 2.5
141
Extra charges for diaphragm pressure gauges
(Standard/chemical applications)
RK: H
Open connecting flanges
Version
DIN 2501, PN 40
ANSI B 16.5, Class 150
Material
Size
ND 15
ND 20
ND 25
ND 50
ND ½”
ND 1”
ND 2”
Special connections
Ranges 10 to 250 mbar
Measuring flange Ø160
Steel
Stainless steel
Price €
Price €
Ranges 0,4 to 25 bar
Measuring flange Ø100
Steel
Stainless steel
Price €
Price €
Material steel
Material stainless steel 1.4571
Price €
Price €
Special materials for
diaphragm element
Material
PTFE film (> 40 mbar)
Silver film (> 160 mbar)
Tantalum film (> 160 mbar)
Other materials
Ranges 10 to 250 mbar
Measuring flange Ø160
Price €
Ranges 0,4 to 25 bar
Measuring flange Ø100
Price €
Spec. mat. for bottom meas.
flange (coming into con. with
the med.) for typ. D402 / D802
Ranges 10 to 250 mbar
Measuring flange Ø160
10 mm inlet
Groove / tongue DIN 2512
RJT ANSI B16.5
Connection
Material
PTFE coated
Other materials
10 x overpressure protection
(measuring flange Ø 100 to
max. 40 bar,
Ø 160 to max. 2.5 bar)
Safety housing
With solid baffle wall and
blow out back
142
Please enquire
Please enquire
Ranges 0.4 to 25 bar
Measuring flange Ø100
G½B
Flange, DIN
2501, ND 15-25
Flange ANSI
½”, 1”
Flange, DIN
2501, ND 50
Flange ANSI
2”
G½B
Flange, DIN
2501, ND 15-25
Flange ANSI
½”, 1”
Flange, DIN
2501, ND 50
Flange ANSI
2”
Price €
Price €
Price €
Price €
Price €
Price €
Please enquire
Ranges 10 to 250 mbar
Measuring flange Ø160
Price €
Ranges 0.4 to 25 bar
Measuring flange Ø100
Price €
Housing diameter 100 mm
Housing diameter 160 mm
Price €
Price €