RDL ST-LCR1H Logic Controlled Relay High Power 8 Amp Contacts Switching of Speaker Lines - Power Supply Included

the stl CR 1h is a versatile cost-effective high power logic controlled relay that provides an active open collector and switches 8 amp double pole double throw relay contacts when it is activated by a DC voltage or logic signal when the module is not activated the open collector and relay contacts are switched off an LED indicates when the module is active the stl CR 1 H provides two types of control outputs one open collector called the slave terminal and double pole double throw relay switch contacts these contacts can be used to switch amplified 8 ohm or constant voltage speaker level audio signals on or off the slave terminal may be connected to activate many other RDL and other manufacturers products three different terminals may be used to activate the stl CR 1 H a positive DC voltage between 3.2 and 12 volts on the 5 volt terminal will activate the module the 24 volt terminal ac