The 12 Series is a hazardous location pressure, differential pressure, and temperature switch with a 316 stainless steel enclosure and hermetically sealed microswitch, designed for compact installations in demanding environments. It is certified for Div. 1 and Zone 1 hazardous locations by UL, cUL, ATEX, and IECEx, and complies with ANSI/ISA 12.27.01 and NEC 501.17 for dual sealing. The switch actuation is provided by a vibration-resistant Belleville spring assembly, ensuring stability and long life. Wetted parts comply with NACE MR0175, and optional sensor materials include Hastelloy® and Monel®. Mounting brackets and optional junction boxes are available, with leadwires up to 72 inches. The product carries a 3-year warranty.
The 12 Series offers process end-users and OEMs, safety and control reliability in a rugged, compact design for alarm and emergency shutdown applications. It is certified to the requirements of ANSI/ISA 12.27.01 and NFPA 70 that stress the importance of properly sealing electrical equipment to prevent process media from entering the electrical conduit system - no additional components or labor required. SIL 2 certification simplifies use in safety instrumented systems (SIS).Typical applications that utilize the 12 Series include offshore production safety panels, rotating equipment, fire suppression systems, BOP accumulator systems, and CO2 injection skids.
| United Electric Controls Company | |
|---|---|
| Product Category | Thermocouple Temperature Transmitters |
| Product Number | 12 Series |
| Product Name | Hazardous Location Switch |
| Sensed Temperature | 0.0 to 160 F (-17.78 to 71.11 C) |
