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®
- Series VMM
Technical data
Technical changes reserved
- 53 -
Type
VMM32 …VMM200
Process variables
Ambient temperature
Hard rubber:
32...176 °F
PTFE:
-4…212 °F
Display electronics:
-4…122 °F
(the readability of the LCD is restricted below 32 °F)
Process connections
Steel:
min. 14 °F
Stainless steel:
min. -4 °F
Transportation / storage temperature
-4…140 °F
Nominal pipe size
½"
1" 1 ¼" 1 ½" 2" 2 ½" 3"
4"
5"
6"
8"
Nominal Diameter DN …
15
25
32
40
50
65
80
100 125 150 200
Inner diameter
-
Hart rubber
[in]
-
PTFE
[in]
0.55
0.55
1.06
1.06
1.31
1.31
1.50
1.50
1.91
1.91
2.53
2.49
3.03
2.99
4.04
4.04
5.03
4.91
6.15
6.00
8.07
7.92
Compressive strength
-
EN 1092-1
PN 16 at DN 65 for 8 bolt flanges
PN 40 PN 40 PN 40 PN 40 PN 40
PN 16
PN 40
PN16
PN 40
PN 16
PN 40
PN 16
PN 40
PN 16
PN 40
PN 10
PN 16
PN 25
PN 40
-
JIS B2220 10K
142 psi
-
ANSI B16.5 150RF
285 psi (Process connection, steel)
230 psi (Process connection, stainless steel)
Degree of protection
(EN 60529)
IP 67
Corrosion protection class
C2 (slightly contaminated atmospheres, dry climate)
Dimensions and weights
-
Sensor
-
Display electronics
§ 11.3
5.3 lb
Reference conditions
according to IEC 770
temperature:
T = 68 °F (20 °C)
relative humidity:
rH = 65 %
air pressure:
p = 14.7 psi (101.3 kPa)
11.2
Materials table
Component
Material
Component
wetted
Components Sensor
Housing
Steel
Coils chamber
Steel
Measuring tube
Stainless steel
Measuring tube lining
PTFE or hard rubber
X
Electrodes
Stainless steel 1.4571 or Hastelloy C276
X
Process connections
Steel 1.0460 or Stainless steel 1.4404
Components display electronics
Housing
Die-cast aluminum
