WIKA 99154701 Type 23X.50 - SS Case - Pressure Gauges Series Model: 232.50 Specifications according to data sheet: PM 02.02 Measuring System: Stainless Steel Case filling: without Nominal size: 4" Scale range: 0/200 psi Process Connection: 1/2 NPT Connector location: lower mount Window: laminated safety glass Pointer: adjustable pointer Accuracy Class: +/- 1% (ASME B40.1 Grade 1A) Case surface: bare case / polished ring Material pressure element: Measuring System 316L Permissible medium temperature: + 200 �C Admissible ambient temperature: -40 ... +60 �C Pressure Gauge Standard: US-Standard Manufacturer logo: *WIKA�* serialnumber on dial: Serial number *...*