Astra Automatyka > Produkty > Czujniki i przetworniki > Ciśnienie > Presostat ciśnienia do agresywnych cieczy i gazów Ex-DNS Ex-VNS HONEYWELL
 

For monitoring and controlling pressures in Ex-applications in devices of the chemical industry and in the process engineering as well as wherever the pressure of aggressive liquids and gases has to be monitored. Degree of Ex-protection: Ex II 2G Ex d e IIC T6 Gb and Ex II 1/2D Ex ta/tb IIIC T80°C Da/Db

 

Tabela doboru produktu
Type Setting range
Switching
differential
(mean values)
Max.
permissible
pressure
Switching differential not adjustable
Ex-VNS301 -250…+100 mbar 45 mbar 3 bar
Ex-VNS111 -1*…+0.1 bar 50 mbar 6 bar
Ex-DNS025 0.04…0.25 bar 30 mbar 6bar
Ex-DNS06 0.1…0.6 bar 40 mbar 6 bar
Ex-DNS1
0.2…1.6 bar
60 mbar 6 bar
Ex-DNS3
0.2…2.5 bar
0.1 bar 16 bar
Ex-DNS6 0.5…6 bar 0.15 bar 16 bar
Ex-DNS10 1…10 bar 0.3 bar 16 bar
Ex-DNS16 3…16 bar 0.5 bar 25 bar
* At very high vacuums, close to the theoretical maximum of –1 bar, the switch may not be usable in
view of the special conditions of vacuum engineering. However, the pressure switch itself will not be
damaged at maximum vacuum.

 

Szczegóły produktu

Parametr Wartość
Kind of pressure vacuum, relative
Pressure connection internal thread G¼, external thread G½
Electrical connection terminal connection M16x1,5
Protection class IP65
Housing material rugged housing of seawater resistant aluminium die casting GD Al Si 12.
Media temp. -15 ... 60°C
Media temp. limit higher temperatures are possible, provided that the limit is safeguarded by suitable measures (e.g. water tube trap, see Accessories for Pressure Switches / Transmitters)
Ambient temperature -15 ... 60°C
Ambient temp. limit at temperatures below 0°C , ensure that no water condensation can arise in the sensor and in the switching device
Switch function/capacity SPDT Microswitch 250 VAC; capacity 2 A inductive,
3 A resistive
Certificates • SIL2 according IEC 61508-2
• IBExU12ATEX1040 according to ATEX 94/9/EC
• IECEx IBE 14.0077
Sensing element material 1.4571
Pliki do pobrania

 

Dodatkowe zdjęcia

Presostat ciśnienia do agresywnych cieczy i gazów Ex-DNS Ex-VNS HONEYWELLPresostat ciśnienia do agresywnych cieczy i gazów Ex-DNS Ex-VNS HONEYWELL
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