عضویت 
ورود اعضا
راهنمای خرید
20D Series0 pages
store.norgren.com
Electro-mechanical pressure switch
20D Series
20D ATEX
Allfluid: –1 … 100 bar
ATEX Allfluid: –1 … 63 bar
Low Pressure –0,025 … 1,6 bar
20D Allfluid
High accuracy
Robust metal housing (Standard and
Low pressure)
Robust metal housing in weather-resisting
version (ATEX )
Technical data
For neutral, agressive (Standard only), non-flammable
43,5
43,5
22
115,5
19
20D Low pressure
19
5,8
5,8
gases and fluids
104
104
Operating pressure:
–1 … 100 bar (Standaard)
M4
5
–1 … 63 bar (ATEX)
70
70
81
D
D
81
50,5
C
C
M4
22
C
C
50,5
22
5
115,5
22
D
D
–0,025 … 1,6 bar (Low pressure)
Temperature:
19
47
19
47
FluidtAmbient
–10 … +100°Ct –25 … +80°C (Standard and Low pressure)
G 1/4
ø 24
ø 24
H
Repeatability:
ø 132
20
20
25
ø6
G 1/2
ø 132
ø6
ø6
G 1/4
Models
25
20
25
20
25
43
47
43
47
H
~ 56
~ 56
G 1/4
ø6
G 1/2
G 1/2
ø 37
–10 … +75°Ct –10 … +75°C (ATEX)
±1% of final value
G 1/2
Accessories
ALLFLUIDt
Pressuret FluidtElectricalt
SwitchingtRange – Switchingt
Modelt
ranget
connectiont connectiont
pressuret pressure difference (bar)t
tt
(bar)ttt
differencet LowertUppertUpper t
ttttttt
& min.t max.
ttttt
4
ø 42
ø 42
ø 37
tch es
ø 40
ø 40
G 1/4
pre ssure swi
Medium:
Max. over
pressure
(bar)
PlugtBracket
tt
– Steel
t
t
1801505000000000t
1801605000000000t
1801615000000000t
1801715000000000t
0,5 … 6t
0,5 … 10t
0,5 … 10t
1 … 16t
G1/2t
G1/2t
G1/2t
G1/2t
Gland Pg 13,5t
Gland Pg 13,5t
M20 x 1,5t
M20 x 1,5t
Adjustablet
Adjustablet
Adjustablet
Adjustablet
0,80t
0,90t
0,90t
1,70t
0,90t
1,90t
1,90t
2,00t
5,00t
8,00t
8,00t
12,00t
20
20
20
50
–t0574772000000000
–t0574772000000000
–t0574772000000000
–t0574772000000000
1811505000000000t
1811605000000000t
1811615000000000t
1811715000000000t
0,5 … 6t
0,5 … 10t
0,5 … 10t
1 … 16t
G1/2t
G1/2t
G1/2t
G1/2t
Gland Pg 13,5t
Gland Pg 13,5t
M20 x 1,5t
M20 x 1,5t
Fixedt
Fixedt
Fixedt
Fixedt
0,30t
0,30t
0,30t
0,70t
0,35t
0,40t
0,40t
0,80t
–t
–t
–t
–t
20
20
20
50
–t0574772000000000
–t0574772000000000
–t0574772000000000
–t0574772000000000t
G1/2t
G1/2t
M20 x 1,5t
M20 x 1,5t
Fixedt
Adjustablet
0,70t
0,70t
0,90t
0,90t
-t
8,00t
20
20
–t0574772000000000
DIN EN 175301-803 Form At
DIN EN 175301-803 Form At
DIN EN 175301-803 Form At
DIN EN 175301-803 Form At
Fixedt
Fixedt
Fixedt
Fixedt
0,003t
0,004t
0,004t
0,004t
0,004t
0,006t
0,008t
0,009t
–t
–t
–t
–t
0,5
0,5
0,5
0,5
0570110000000000t0574772000000000
0570110000000000t0574772000000000
0570110000000000t0574772000000000
0570110000000000t0574772000000000
ATEX ALLFLUIDt t
1841615000000000t 0,5 … 10t
1851615000000000t 0,5 … 10t
–t0574772000000000
LOW PRESSURE
1812500000000000t
1812600000000000t
1812700000000000t
1812800000000000t
0 … 0,025t G1/4t
0 … 0,06t
G1/4t
0,004 … 0,16t G1/4t
0 … 0,25t
G1/4t
Note: Other pressure ranges available. Contact your Express Team.
For further information
www.norgren.com/info/nec/en167
Can’t find it – call the Express Team
CAD
store.norgren.com
167
"
