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高压隔膜压力表 990.34 德国WIKA压力表EN837-1
Model DSS34M
Version Pressure gauge with Bourdon tube per EN 837-1, screwed to diaphragm seal
Nominal size (NS) 100
Accuracy class 1.0
Scale range 0 ... 1 to 0 ... 60 bar [0 ... 15 to 0 ... 800 psi]
or all other equivalent vacuum or combined pressure and vacuum ranges
Pressure limitation Steady: Full scale value
Fluctuating: 0.9 x full scale value
Short time: 1.3 x full scale value
Permissible temperature range
Medium
Ambient
Storage
-10 ... 150 °C [14 ... 302 °F]
10 ... 40 °C [50 ... 104 °F]
10 ... 60 °C [50 ... 140 °F]
Ingress protection IP65 per IEC/EN 60529
Material
wetted
non-wetted
Diaphragm: Stainless steel 1.4435 [316L] or Hastelloy C276
Diaphragm seal: Stainless steel 1.4435 [316L] or Hastelloy C276
Dial, pointer: Aluminium
Case: Stainless steel 1.4301 [304]
Diaphragm seal, pressure element: Stainless steel
Window: Laminated safety glass
Level of cleanliness of wetted
parts
Oil and grease free per ASTM G93-03 level F WIKA standard (<1,000 mg/m2)
System fill fluid Silicone oil KN 2 for general applications
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