Simplex 4905 Class AClass B Strobe Sync Unit Installation Instructions

4905 Class A Class B Sync Unit Instructions and Warnings NOT INSTALL ANY SIMPLEX PRODUCT THAT APPEARS DAMAGED Upon unpacking your Simplex product inspect contents of the carton for shipping damage If damage is apparent immediately file a claim with the carrier and notify Simplex HAZARD Disconnect electrical power when making any internal adjustments or repairs should be performed by qualified Simplex Representatives HAZARD Static electricity can damage components Therefore handle as follows Ground yourself before opening or installing components Keep uninstalled component wrapped in anti static material at all times use the 553 484 Static Control Kit Sync Unit Class A ClassB Installation Strobe Sync Unit within the Fire Alarm Control Cabinet or by connecting to terminals of notification appliance circuit Sync Unit hang by its own wires inside appropriate sized electrical box with notification appliance The Sync Unit can also be installed in an box semi flush or surface mounted See Figure 1 Allow Sync Unit rest inside of box by own wires 1 Semi Flush or Surface Mounting Alternate of the Sync Unit Strobe Sync Unit is compatible with the following Simplex Notification Appliances Non Addressable SmartSync Strobes and Speaker Visible Non Addressable 4 Wire Audible Visible switched for synchronous operation Old Style Strobes Speaker Visible and Horn Visible switched for synchronous operation The Strobe Sync Unit is compatible with old style audible visible appliances but only the strobe circuit if switched for operation The Strobe Sync Unit is not compatible with addressable TrueAlert Appliances 2000 Simplex Time Recorder Co Westminster MA 01441 0001 USA specifications and other information shown were current as of publication and are subject to change without notice is a trademark of Simplex Time Recorder Company B Sync Unit Wiring The Sync Unit is used for synchronizing the strobe portion of horn visible speaker visible and audible visible notification Make sure all Notification Appliances with a switch for setting synchronous operation are set appropriately Figure 2 for wiring the 4905 9914 Class B Strobe Sync Unit and Figure 3 for wiring the 4905 9922 Class A Strobe Sync Unit Sync Unit Specifications Voltage Maximum Load Current Maximum Device Alarm Current Maximum NAC Loop Impedance Maximum number of Strobe Appliances amps mA ohms Notification Appliance NAC Compatible Notification Appliance SYNC UNIT SYNC UNIT SYNC UNIT B B A 2 4905 9914 Strobe Sync Unit Class B Operation SYNC UNIT SYNC UNIT A B 3 4905 9922 Strobe Sync Unit Class A Operation Compatible B