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Hersteller: Beck

Druckwächter 901 mit werkseitig fest eingestelltem Schaltdruck

Technical data

Ambient temperature from: -20...85°C
Temperature of media: 85°C or 130°C depending on material of pressure connection and diaphragm
AgCdO-contacts: 6A(1,5)/250VAC
  2A/24VDC
Gold-plated contacts: 1 OOmA / 24VDC
  30mA / 24VDC
AgNi-contacts: up to 10 A/250 VAC can be supplied upon request
Diaphragm material: depending on media NBR, Silicone, FKM (Viton®), EPDM
Electrical connection: 6,3x0,8mm DIN 46244
Life: 10 x 10 6

Overpressure range
Type Factory-set trip pressure Standard switching differential Tolerance Maximum positive working pressure Maximum negative working pressure
from up to lower scale end upper scale range
901.1x 5
200		 200 mbar
1000 mbar		 2,5 mbar 50 mbar 50 mba 150 mbar 10%
10%		 0,5 / 4 bar
1 / 4 bar		 - / -1 bar
- / -1 bar
901.41 500 3000 mbar 200 mbar 600 mbar 10% 7 bar -1 bar
901.51 1,0 ba 12 bar 0,2-0,5 bar 1,0-2,0 bar 10% 25 bar -1 bar
Vacuum range
901.2x -5 -200 -200 mbar
-900 mbar		 2,5 mba
50 mbar		 50 mbar 10%
10%		 0,5 / 4 bar
1 / 4 bar		 -1 bar
-1 bar
Differential pressure range
901.30 5 mbar 50 mbar 2,5 mbar 25 mbar 10% 100 mbar -100 mbar

Arrangement of contacts

Pressure connection

Type Tube connection Threaded connection
5,0 mm
FS		 6,5 mm
FS		 10,0 mm
FS		 M10x1 G1/8 M10x1 G1/8 G1/4 G1/2
901.1x PA PA
PPS		 PA
PPS		 PA
PVDF		 PA
PVDF		 CuZn40 CuZn40 CuZn40
PVDF		 CuZn40
901.2x PA PA
PPS		 PA
PPS		 PA
PVDF		 PA
PVDF		 CuZn40 CuZn40 CuZn40
PVDF		  
901.30   PA              
901.41           CuZn40 CuZn40 CuZn40
PVDF		 CuZn40
901.51           CuZn40 CuZn40 CuZn40
PVDF		 CuZn40

PA - polyamide
PVDF - polyvinyldifluoride
PPS - polyphenylensulfide
CuZn40 - brass
V2A - stainless steel

For temperature above 85°C metal or PPS pressure connection is required. Upon request pressure connections of other sizes, other plastics or brass nickel-plated are available.

Dimensions [mm]

901.10/20
 901.30
 901.11/21/41
 901.51

Protection caps - dimensions [mm]

6321 IP 10
 6329 IP 44
 6371 IP 54 / 6372 IP65
 6374 IP 54 / 6375 IP 65

Mounting brackets - dimensions [mm]

6403 / 6464 / 6405

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Technical data

Ambient temperature from: -20...85°C
Temperature of media: 85°C or 130°C depending on material of pressure connection and diaphragm
AgCdO-contacts: 6A(1,5)/250VAC
  2A/24VDC
Gold-plated contacts: 1 OOmA / 24VDC
  30mA / 24VDC
AgNi-contacts: up to 10 A/250 VAC can be supplied upon request
Diaphragm material: depending on media NBR, Silicone, FKM (Viton®), EPDM
Electrical connection: 6,3x0,8mm DIN 46244
Life: 10 x 10 6

Overpressure range
Type Factory-set trip pressure Standard switching differential Tolerance Maximum positive working pressure Maximum negative working pressure
from up to lower scale end upper scale range
901.1x 5
200		 200 mbar
1000 mbar		 2,5 mbar 50 mbar 50 mba 150 mbar 10%
10%		 0,5 / 4 bar
1 / 4 bar		 - / -1 bar
- / -1 bar
901.41 500 3000 mbar 200 mbar 600 mbar 10% 7 bar -1 bar
901.51 1,0 ba 12 bar 0,2-0,5 bar 1,0-2,0 bar 10% 25 bar -1 bar
Vacuum range
901.2x -5 -200 -200 mbar
-900 mbar		 2,5 mba
50 mbar		 50 mbar 10%
10%		 0,5 / 4 bar
1 / 4 bar		 -1 bar
-1 bar
Differential pressure range
901.30 5 mbar 50 mbar 2,5 mbar 25 mbar 10% 100 mbar -100 mbar

Arrangement of contacts

Pressure connection

Type Tube connection Threaded connection
5,0 mm
FS		 6,5 mm
FS		 10,0 mm
FS		 M10x1 G1/8 M10x1 G1/8 G1/4 G1/2
901.1x PA PA
PPS		 PA
PPS		 PA
PVDF		 PA
PVDF		 CuZn40 CuZn40 CuZn40
PVDF		 CuZn40
901.2x PA PA
PPS		 PA
PPS		 PA
PVDF		 PA
PVDF		 CuZn40 CuZn40 CuZn40
PVDF		  
901.30   PA              
901.41           CuZn40 CuZn40 CuZn40
PVDF		 CuZn40
901.51           CuZn40 CuZn40 CuZn40
PVDF		 CuZn40

PA - polyamide
PVDF - polyvinyldifluoride
PPS - polyphenylensulfide
CuZn40 - brass
V2A - stainless steel

For temperature above 85°C metal or PPS pressure connection is required. Upon request pressure connections of other sizes, other plastics or brass nickel-plated are available.

Dimensions [mm]

901.10/20
 901.30
 901.11/21/41
 901.51

Protection caps - dimensions [mm]

6321 IP 10
 6329 IP 44
 6371 IP 54 / 6372 IP65
 6374 IP 54 / 6375 IP 65

Mounting brackets - dimensions [mm]

6403 / 6464 / 6405

Weniger
Weiterlesen
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