Product Specification Sheet APS988

Rev. 04/2016

PM904 Mini 'No-Phone-Bill' Control Unit With Cabinet

'No Phone Line' Central Equipment
(for use with TE903NP or TE904NP Telephone
Entry Station or with DPH100W Concierge Phone)
Required Components

Optional Components
PM904 Mini 'No-Phone-Bill' Control Unit With Cabinet

The Alpha Communications┬« PM904 Mini Control Unit with Cabinet is designed to provide 'no phone line capability' when interfaced with the Alpha Communications┬« TE903NP, TE904NP or DPH100W (concierge/guard) master/phone stations, up to a maximum of 48 telephones (using up to 4 of the RY912 Relay Boards).

Features
  • Can be used with either rotary or touch-tone service
  • No monthly phone line rental fee
  • Provides intercom (from lobby) for tenants that do not have outside telephone line service
  • Distinctive double ring differentiates between visitor calls and incoming calls
  • Connection for guard/concierge phone
  • Multiple entrance capability
  • Only two wires to interface with lobby equipment
  • Call waiting feature
  • DOC and FCC approved
Specifications

Dimensions:
PM904
10.50"W x 14.50"H x 6.50"D
(267mm) x (369mm) x (166mm)
Power Required:
110VAC with SS106 (pigtail) or T1640 (plug-in) Transformer
Architects' And Engineers' Specifications
Control unit(s) shall be Alpha Communications┬« model PM904 with cabinet. Control unit(s) shall be compatible with the TE903NP, TE904NP and/or DPH100W series lobby/concierge/guard stations. 

For 'no phone line' service capability include all of the required components of a standard Telephone Entry System, plus: a PM904 Control Unit,  RY912 Relay Boards (1 per 12 lines/telephones-max. 4 per PM904), and a CT925 Connector Cable Assembly (1 per RY912). All equipment should be located in the telephone room. Local phone company shall provide the required RJ71C (12 line) interface jack(s) required.

Alpha Communications
42 Central Drive • Farmingdale • NY • 11735-1202 • Phone: (631) 777-5500 • Fax: (631) 777-5599
TOLL-FREE: (800) 666-4800 • Web: www.alphacommunications.com • Email: info@alphacommunications.com
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Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.