The central exchange/system shall be Alpha Communications® / Ring RM5000CX series or approved equivalent. System shall have a maximum capacity of 6 total master and/or remote stations. System shall have three (3) conversation paths (links), permitting up to three (3) simultaneous conversations. The RM5000CX central exchange (if less than 66 station capacity) can be field upgraded with the addition of subscriber card(s).
The RM5000CX system shall require simple 2 twisted pair home-run wiring from the central exchange to each master and/or remote station, and shall feature all-call, group call, privacy, direct dialing, conference, camp-on busy, hurry-up, call-back, call-forwarding, battery back-up and manual simplex override at the master station(s).
Contractor shall observe all local and national electrical and building codes.
Microprocessor Intercom System The RM5000CX is a fully electronic, microprocessor controlled system, which fully satisfies the requirements for a modern and effective internal communication system. The RM5000CX system is modular in concept and the central exchange can be expanded up to a maximum of 6 total stations (masters and/or remotes). The central exchange has 3 conversation paths (links), permitting up to three (3) simultaneous conversations as well as program distribution channel, all-call and 7 group calls.
The RM5000CX consists of a metal enclosure with battery charger, sealed batteries, battery switch, processor card and one or more subscriber cards.
A variety of master and remote stations is available to meet virtually any system need.
|Maximum Input to Program Distr.:
||Aux. line, 100mV/600 ohm Cable
||1 Pair for system information/audio 1 Pair for DC power supply
||+10 to +35 degrees C. (+ to +95 degrees F.)
||Frequency Range: 300-5000Hz
Galvanic Line: 0 dBm (1mW/600 ohm)
Speech level, idle: -12 dBm
Speech level, max: +4 dBm
Signaling Level: -10 dBm
Signaling Frequencies: CCITT specifications
||Balanced, 20 K ohm, 100mV|