Description: Automatic SMT placement machine technology, high-end atmosphere. With anti-surge performance, protection relays and prolong life. Protection circuit action, when the power polarity wrong, components can not easily be burned. When the action for each channel indicator lights, relays removable, easy to replace. Coil voltage DC 24V are available from stock, the input signal points NPN, rated current 10A. Specification: Input Signal: NPN Coil Voltage: DC 24V Rated Current: 10A Output Signal: 8NO 8NC Size(L x W x H): Approx. 135 x 90 x 72mm Package Includes: 1 Piece 8 Channel Relay Module