Potter Electric Signal RJ31X-PC

The Potter RJ31X-PC is a telephone interface jack designed to allow safe sharing of a single telephone line between a fire alarm system and building telephone service. The RJ31X jack implements line seizure to ensure alarm signaling has priority over voice calls, enabling both fire alarm DACT (Digital Alarm Communicator Transmitter) and telephone equipment to coexist on the same telephone line without interference or signal loss.

Key Features

• Standard RJ31X telephone interface jack with line seizure capability
• Allows fire alarm DACT and premise telephone equipment on same phone line
• Ensures alarm signal transmission priority over incoming voice calls
• Wall-mounted installation with standard telephone wiring compatibility
• Compatible with fire alarm control panels, communicators, and premise telephone systems
• Complies with national and local telephone code requirements

Technical Specifications

• Jack Type: RJ31X (standard fire alarm telephone interface)
• Function: Line seizure interface for alarm/telephone line sharing
• Wiring: TIA-568A compatible telephone wiring standard
• Installation: Standard wall mount with 6-position modular jack
• Contact Material: Phosphorous bronze with gold plating for reliability
• Housing: PBT with fiber glass construction
• PCB: Glass epoxy FR-4 copper clad

Certifications

• Complies with national fire alarm telephone interface standards
• Compatible with UL-listed fire alarm communicators
• FCC approved for telephone line interface