C3-seriesNumber of Doors Controlled:      1 Door/   2 Door/   4 Door

Number of Readers Supported:  2/             4/              4

Number of Inputs: 2 (Exit Device and Door Status, AUX)/ 6 (2 Exit Device, 2 Door Status, 2 AUX)/ 12 (4 Exit                                            Device, 4 Door Status, 4 AUX)

Number of Outputs: 2 (1-From C Relay for Lock and 1-Form C Relay for Aux Output)/ 4 (2-From C Relay for                                           Lock and 2-Form C Relay for Aux Output)/  8 (4-Form C Relay for Lock and 4-Form C                                             Relay for Aux Output)

Card Holders Capacity: 30,000/   30,000/     30,000

Log Events Capacity: 100,000/     100,000/   100,000