The UTI312 Zone Paging Contoller provides multi-zone paging for one-way applications such as self-amplified speaker systems with each output capable of providing audio for up to 150 self-amplified speakers. The UTI312 is compatible with all standard analog port types. Each UTI312 comes with a pre-installed ZX3 module for three zones of paging and is expandable up to 12 zones. The UTI312 offers up to 24 programmable paging zone groups as well as all-call auto select override night ring two tone triggers and code calling zone groups. The UTI312 also offers flexible dialing. UTI312 - Expandable from 3 up to 12 zones using ZX3 modules - Up to 24 programmable paging zone groups - Telephone interfaces: loop start trunk ground start trunk station access (analog ring-up) page port contact closure activation page port voice activation - Simple 2-switch interface setup - Programmable activation of AUX contacts - C-form contact per zone - 24V DC 1A internal power supply - Provides audio drive for up to 150 one-way self-amplified speakers per zone - Adjustable output limiter with threshold control and active indicator - Two background music busses selectable per zone - Two high-impedance transformer isolated background music inputs - Stereo combining inputs for background music busses - All-Call paging zone group - Auto Select paging zone group - Override paging (using loop start trunk or page port contact closure activation) with zone group - Night Ringer (90V and contact closure activation) with zone group - Two Tone Triggers (tone and duration selectable closure activated) with individual zone groups - Select tone burst chime double chime or slow whoop - Code Calling with zone group Telephone interfaces: loop start trunk ground start trunk station access (analog ring-up) page port contact closure activation page port voice activation - Simple 2-switch interface setup - Programmable activation of AUX contacts - C-form contact per zone - 24V DC 1A internal power supply - Provides audio drive for up to 150 one-way self-amplified speakers per zone - Adjustable output limiter with threshold control and active indicator - Two background music busses selectable per zone - Two high-impedance transformer isolated background music inputs - Stereo combining inputs for background music busses - All-Call paging zone group - Auto Select paging zone group - Override paging (using loop start trunk or page port contact closure activation) with zone group - Night Ringer (90V and contact closure activation) with zone group - Two Tone Triggers (tone and duration selectable closure activated) with individual zone groups - Select tone burst chime double chime or slow whoop - Code Calling with zone group

• Expandable from 3 to 12 zones using ZX3 modules
• Supports up to 24 programmable paging zone groups
• Compatible with loop start trunk, ground start trunk, and station access
• 2-switch interface for simple setup
• Programmable activation of AUX contacts
• Audio drive for up to 150 self-amplified speakers per zone
• Adjustable output limiter with threshold control
• Two selectable background music busses per zone
• Includes code calling and all-call functionality
• Night ringer and two-tone trigger options available