United Electric 12SHDM4B Pressure Switch

12 Series hazardous location switches are ideal for operation in tough applications where space is at a premium. A snap-action Belleville spring assembly is used in most models to provide vibration resistance and prolonged switch life. The 316 stainless steel enclosure and hermetically sealed switch provide rugged protection from the environment. Approved for use in hazardous locations worldwide, the 12 Series is installed within applications ranging from offshore oil rigs to rotating equipment, and more.

Features

• 316 Stainless Steel Construction withstands the harshest environments
• Hermetically Sealed Micro-switch
• Vibration Resistant Belleville provides set point stability
• UL, cUL, ATEX and IECEx approved
• Dual Seal provides process sealing between electrical system and combustible process fluids
• UL, cUL, ATEX and IECEx approved for Div. 1 or Zone 1 hazardous locations; CE compliant
• Dual seal compliant to ANSI/ISA 12.27.01 & NEC 501.17
• Many models compliant to NACE MR0175
• Snap-acting Belleville spring for long life, vibration resistance and stability
• Optional Hastelloy® and Monel® sensor material for corrosive media
• Mounting bracket available for retrofit applications
• 72” leadwires
• 3-year warranty