20pcs TK1305A 12V DC Multifunctional Time Delay Relay Module with Optocoupler Isolation

Manual Click here to openFeatures Function 1 Trigger once relay then trigger once disconnect disconnector each time the relay is triggered once the module has self locking function Function 2 Turn on immediately after triggering and disconnect after the delay time arrives Function 3 Disconnect immediately after triggering and turn on after the delay time has elapsed Note the relay will not be turned on for the first time Specifications Power supply DC 12V1 5VTrigger mode The optocoupler is isolated and triggered When the input signal voltage is maintained for more than 20 milliseconds the trigger will be executed In order to improve the anti interference ability signals below 20 milliseconds are filtered out Trigger signal requirements current0 5mA voltage 1 7V 18V level time20mSQuiescent current 10mAPull in current 45mA 12VLoad capacity AC 10A 250V or DC 10A 30VDelay error 2 Can be set from 0 seconds to 1 hour 32 time values can be set Package Included 20 x TK1305A 12V DC Multifunctional Time Delay Relay Module