WIKA PSD-4 Manual De Instrucciones página 31

9. Specifications
Options for specific media
Oil and grease free
Oxygen, oil and grease free
Process connections
Standard
DIN 3852-E
EN 837
ANSI/ASME B1.20.1
ISO 7
KS
-
1) suitable for oxygen, oil and grease free.
WIKA operating instructions pressure switch, model PSD-4
Residual hydrocarbon: < 1,000 mg/m²
Residual hydrocarbon: < 200 mg/m²
■
Packaging: Protection cap on the process connection
■
Max. permissible temperature -20 ... +60 °C (-4 ... +140 °F)
■
Not available for flush process connections
■
Available measuring ranges:
■
0 ... 10 to 0 ... 1,000 bar (0 ... 150 to 0 ... 7,500 psi)
-1 ... 9 to -1 ... 24 bar (-14.5 ... 160 to -14.5 ... 300 psi)
Factory supplied without sealing
■
Available process connections, see "Process connections"
■
Thread size
G ¼ A
G ½ A
G ⅛ B
G ¼ B
1)
G ¼ female
1)
G ½ B
1)
¼ NPT
1)
½ NPT
1)
R ¼
1)
PT ¼
1)
G ¼ female (Ermeto
compatible)
G ½ B flush
Overload limit
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
400 bar (5,800 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
1,000 bar (14,500 psi)
Sealing
NBR (options: Without, FPM/FKM)
NBR (options: Without, FPM/FKM)
without (options: Copper, stainless
steel)
without (options: Copper, stainless
steel)
-
without (options: Copper, stainless
steel)
-
-
-
-
-
NBR (option: FPM/FKM)
EN
31