This card provides 16 SPDT relays to drive 16 digital output lines.
Each relay channel can be used to control ON/OFF of external
devices, to drive external high power relays, to activate alarms, etc.
There are 16 LED indicators corresponding to 16 relays.
Maximum contact rating is 150VDC/2A and 125VAC/2A and
breakdown voltage AC/DC 500V minimum.
The package includes one 26-pin flat cable.

Features:
* Supports 16 Single Pole Double Throw (SPDT) relay channels
* LED indicates when relay is energised
* Internal and external power selectable
* Built-in screw terminals fop easy wiring
* The Normal Open (NO), Normal Close (NC), and Common contacts (COM) of each relay are brought out to the screw c connector.
* Max. Contact rating: 150V DC/ 2A, 125V AC/ 2A
* Breakdown voltage AC/DC 500V minimum