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VS-900
Security Intercom Systems
Architectural and Engineering
Specification
TOA Electronics, Inc.
601 Gateway Blvd., Ste. 300
So. San Francisco, CA 94080
1-650-588-2538 / 1-800-733-4750
V1, All Rights Reserved, 2002
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VS-900 Architects and Engineering Specifications v1.0 1 GENERAL ................................................................................................................................ 4 1.1 MANUFACTURER ............................................................................................................ 4 1.2 CONTRACTOR ................................................................................................................. 4 1.3 QUALIFICATIONS............................
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VS-900 Architects and Engineering Specifications v1.0 3.4.2 VOICE-OPERATED (VOX) SWITCHING (HALF-DUPLEX).................................... 13 3.4.3 "PRESS-TO-TALK" (PTT) CONTROL ..................................................................... 13 3.5 CALLING PARTY DISPLAY............................................................................................ 13 3.6 SUB-STATION PRIORITY LEVEL .................................................................................. 13 3.7 SELEC
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VS-900 Architects and Engineering Specifications v1.0 1 GENERAL 1.1 MANUFACTURER The manufacturer shall have been in the business of manufacturing microprocessor-based communication systems for more than ten years, and shall provide a minimum of two years limited warranty to the authorized installing dealer. 1.2 CONTRACTOR The contractor shall only submit products for which they are factory authorized to sell, install and service. The contractor shall furnish all equipment, accessories and mater
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VS-900 Architects and Engineering Specifications v1.0 2 SYSTEM CONFIGURATION AND COMPONENTS 2.1 SYSTEM DESCRIPTION The security intercom system shall be designed for security applications and provide reliable and intelligible voice communication between Master Stations, Telephone Master Stations and Sub- stations. A Master Station shall be defined as a station that can selectively dial any other Master Station or Sub-station in the system. A Telephone Master Station shall be defined as a single
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VS-900 Architects and Engineering Specifications v1.0 depending on the conversation partner. Each Telephone Master Station shall connect to a unique Telephone Master Station Line Card port with a single twisted pair cable with total loop resistance, including telephone, to be no greater than 500 ohms. The Telephone Master Station shall be the (insert preferred manufacturer and model here) 2.3.3 ECONOMY SUB-STATION The Economy Sub-station shall include a heavy-duty faceplate, momentary-action cal
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VS-900 Architects and Engineering Specifications v1.0 V line with rated primary impedance of 625 ohms. The sub-station shall be weather-resistant for use in outdoor applications. The sub-station shall mount to a two-gang electrical box with adapter ring using included #6-32 nickel-plated steel, slotted, oval head mounting screws. The faceplate dimensions shall be 4.72" x 4.72" (120 mm x 120 mm). The sub-station shall maintain reliable operation in the ambient temperature range of +14 to +131 de
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VS-900 Architects and Engineering Specifications v1.0 2.4 EXCHANGE COMPONENTS 2.4.1 EXCHANGE MAINFRAME The Exchange Mainframe shall be modular and support up to four (4) Master Stations or Telephone Master Stations and sixty-four (64) Sub-stations. Each mainframe shall have the capacity to accept two Master Station or Telephone Master Station Line Cards, four Sub-station Line Cards, one C/O Telephone Line Interface Card, one Audio Function Card and one Tie-Line Interface Card. All system cards s
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VS-900 Architects and Engineering Specifications v1.0 ft./1.43 mile (2.3 km); #22 AWG: 4921 ft./0.93 mile (1.5 km); #24 AWG: 2953 ft./0.56 mile (0.9km). The Master Station Line Card shall be the TOA VS-900MS. 2.4.4 TELEPHONE MASTER STATION LINE CARD The Telephone Master Station Line Card shall be powered by the Exchange Mainframe and provide connection ports for two DTMF-based analog telephones designed in compliance with FCC Part 68 with support for Caller-ID signaling. Each Telephone Master St
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VS-900 Architects and Engineering Specifications v1.0 The Audio Function Card shall be the TOA VS-900AF. 2.4.8 TIE-LINE INTERFACE CARD The Tie-Line Card shall be powered by the Exchange Mainframe and allow interconnection of up to sixteen exchanges in a multi-drop or “bussed” configuration. Systems requiring a closed loop among multiple exchanges shall not be acceptable. User-dialed key sequences required for inter- exchange calling and paging shall be identical to those used for intra-exchange
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VS-900 Architects and Engineering Specifications v1.0 The Direct Select Interface Card shall include an RS-232C D-sub connector, 9-pin, female for programming the connected Direct Select I/O Card(s). The DSI shall include an integral 6-position 4-contact RJ11-type modular plug and connect to the Master Station port with twisted pair cable. When using the Master Station, the maximum cable distance shall be the total connected distance from the exchange to the Master Station via the VS-900DI and s
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VS-900 Architects and Engineering Specifications v1.0 3 SYSTEM FUNCTIONS Note: “Master Station” refers to proprietary system master station. “Telephone Master Station” refers to a single line telephone used as a limited-function Master Station. “Telephone Line” refers to outside telephone line communication. 3.1 STATION COMMUNICATION 3.1.1 SUB-STATION TO MASTER STATION (OR TELEPHONE MASTER STATION) Sub-station call-in to a pre-assigned Master Station (or group of Master Stations) shall be activa
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VS-900 Architects and Engineering Specifications v1.0 3.4.1 FULL-DUPLEX Communication between two Master Stations shall be full duplex if at least one handset is off- hook. Communication between two Telephone Master Stations shall be full-duplex. Communication between a Master Station and a Telephone Master Station shall be full duplex if the Master Station handset is off-hook. 3.4.2 VOICE-OPERATED (VOX) SWITCHING (HALF-DUPLEX) Communication between a Master Station and a Telephone Master Statio
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VS-900 Architects and Engineering Specifications v1.0 3.10 CAMP-ON-BUSY The Camp-On Busy function shall allow a caller to wait for a called station to become available if a busy tone is heard after dialing. 3.11 GROUP CALL The Group Call function shall allow sub-stations to simultaneously call a pre-programmed group of up to 16 Master Stations or Telephone Master Stations. Initiating a call from the Sub-station shall simultaneously sound a call tone at all Master Stations or Telephone Master Sta
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VS-900 Architects and Engineering Specifications v1.0 receiving station is also registered for a Call Forwarding-related function, calls shall not be forwarded from that receiving station. 3.14.4 OUTSIDE TELEPHONE LINE CALL FORWARDING The Outside Telephone Line Call Forwarding function shall automatically route all incoming calls to a pre-programmed outside telephone line telephone number for each individual Master Station or Telephone Master Station. All outside telephone line telephones calls
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VS-900 Architects and Engineering Specifications v1.0 3.16 CONFERENCE The Conference function shall allow any Master Station or Telephone Master Station to initiate simultaneous conversation with up to two other Master Stations or Telephone Master Stations. 3.17 EMERGENCY CONFERENCE The Emergency Conference function shall allow any Master Station or Telephone Master Station to initiate simultaneous conversation with a pre-programmed group of up to three other Master Stations or Telephone Master
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VS-900 Architects and Engineering Specifications v1.0 3.19 EXTERNAL SOURCE DISTRIBUTION The External Source Distribution function shall allow distribution of an external audio source to up to nineteen (19) zones. The function shall be activated by providing a continuous make contact closure to one of four trigger inputs. Up to 19 paging zones can be assigned to each one of a total of four trigger inputs in system programming. Each zone shall include up to 1,024 Sub-stations and up to 16 selectiv
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VS-900 Architects and Engineering Specifications v1.0 3.21 CONVERSATION RECORDING The Conversation Recording function shall allow individual recording of each Master Station, Telephone Master Station and Telephone Line port. Each port shall have an associated recording output, 0 dBV, unbalanced and a control activation port, open collector, 24 VDC maximum, 20 mA. Control activation shall occur immediately after communication has been established and deactivate immediately after communication has
