Wika 312.20 Series Brass Dry Precision Test Pressure Gauge, 6" Dial, -30 inHg to 0 psi, 1/2" NPT Brass Lower Mount

Manufacturer: Wika Instrument Lp

Mfg Product Code: 52830009

Weight: 2.95 lb(s)

Applications

• For gaseous and liquid media that are not highly viscous or crystallising and will not attack copper alloy parts
• Precision measurement in laboratories
• High-accuracy pressure measurement
• Testing of industrial type pressure gauges

Special features

• Knife edge pointer for optimal accuracy of reading
• Precise movement with wear parts of argentan
• Scale ranges from 0 … 0.6 to 0 … 600 bar [0 ... 10 psi to 0 ... 10,000 psi]

Features

• Type 312.20 Stainless Steel Pressure Gauges
• Model: 312.20
• Specifications according to data sheet: APM 312.20 (APM 03.01)
• Case: stainless steel
• Bezel ring: cam ring (bayonet type), stainless steel
• Nominal size: 6"
• Unit of outer Scale: psi / -inHg
• Measuring range: vacuum- or compound-range
• Scale range: -30 inHg/0 psi
• Process Connection: 1/2 NPT
• Process connection material: copper alloy
• Pressure element material: copper alloy
• Connector location: lower mount
• Window: laminated safety glass
• Pointer: Adjustable knife-edge pointer
• Accuracy Class: +/- .25% (ASME B40.1 Grade 3A)
• Case type: blow-out disc back
• Permissible ambient temperature: -40 ... +60 °C
• Pressure Gauge Standard: US-Standard
• Manufacturer logo: *WIKA®*
• serial number on dial: Serial number *...*
• Dial Specials: mirror-scale
• with thread protection