Valcom V-9927A manual

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Table of contents for the manual

  • Page 1

    VSP-9927A V-9927A DIGI TAL MULTI-TONE GENER ATOR SPECIFIC ATIONS Power Requirements: -24VDC “B” Battery at 100mA Operating Environment: Temperature: 0 to +50° C Humidity: 0 to 85% (non-condensing) Nominal Input/Output Specifications: Input Impedance: 600 Ohms Output Impedance: Less than 4 Ohms Min. Output Load Impedance: 20 Ohms Audio Input: 0[...]

  • Page 2

    Code Call Operation When the V -9927 A is connected to the V -9923 A code call unit, the V -9927 A will respond to the contact closure inputs and issue single chimes in response (see Figure 2). At the beginning of a Code Call sequence, the INPUT source will be faded down about 6dB. It will remain at this level until the CODE CALL sequence has compl[...]

  • Page 3

    P2 P3 OUT IN BURST CONT P4 P1 UNMUTE MUTE P5 TONE LVL POWER ON JP1 1 2 3 4 5 6 7 8 COM SIGNAL IN COM SIGNAL OUT GND - 24V TONES Connect COM to Desired Tone Relay Contact Signal In (Optional) Power Supply - 24VDC (-) (+) Signal Out Option Blocks (Jumpers shown in factory default setting)) T2 T1 Adjust for Desired Output Level Green LED on when power[...]

  • Page 4

    TECHNICAL ASSIS TANCE When trouble is reported, verify the unit in question is turned on (the green ON LED should be observed) and all connections are secure. Assistance in troubleshooting is available from the factor y . When calling, you should have a VOM available and be calling from the job site. Call (540) 563-2000 for Technical Support or cal[...]