Engineered Electronics, Inc.

Visual and Audiovisual
Control Panel
900-203

FEATURES

* REGULATED 24VDC POWER SUPPLY

* FOUR LEVEL FLASHER

* MAINTAINED COMMON ALARM CONTACTS

* 80 POSITIONS TERMINAL BOARD

* 8 FIELD SETTABLE ZONES

* OPTIONAL AMPLIFIER FOR AUDIO SYSTEMS

GENERAL DESCRIPTION

THE ENGINEERED ELECRONICS MODEL 900-203 CONTROL PANEL IS THE POWER SOURCE AND CENTRAL TERMINATING LOCATION FOR THE DS-2000 NURSE CALL SYSTEM. ALL FLASH RATES AND TONES ARE FUNCTIONS OF THIS UNIT.

ENGINEERS' SPECIFICATIONS

Standard Equipment

Optional Equipment

Drawing and Instructions

Dimensions

(1)     The equipment described shall be manufactured and assembled entirely in the United States of America.
(2)     There shall be separate circuit boards for the Power Supply, Flasher, Terminal Board and optional Amplifier. Replacement of any board shall be possible without the use of any special tools for ease of maintenance.
(3)     There shall be an AC power Switch with power on indicator.
(4)     The power source shall be a 24vdc switcher power supply with built-in current limiting of 3amps. There shall be a 3amp resetable fuse for output to field wiring, and a 3amp resetable fuse for output to console control.
(5)     The Power Supply shall have LED indicators showing status of supply voltage, 24 vdc to Field voltage, and 24 vdc to Master Voltage.
(6)     The control shall be designed to function as an Audio/Visual system by inserting an optiona

modular type amplifier board. The Amplifier shall include separate Volume Controls for handset talk, handset listen, and panel speaker. There shall also be a separate control for Amplifier gain.
(7)     The Flasher shall provide 4 levels of call signaling to Accommodate Normal Patient Calls and 3 levels of Emergency Calls.
(8)     The Flasher shall have a set of Dry Contacts, which shall be settable for either normally open or normally closed operation.
(9)     The terminal board shall provide 80 individual screw terminals for point wire termination, 8 Zone outputs, field settable in-groups of 5 positions, and Interconnect Cable plugs for connecting to Master / Annunciator.
(10)   The control panel shall come from the factory a complete assembly and should require only field wire connections to make the system functional.
(11)   The 900-203 Control panel shall conform to Underwriter's Laboratory (UL 1069).