Battery backupYesBuilt-in I/O20CommunicationsUSB, 1 Option PortInput TypeDCNumber of Expansion IO1Number of Option Modules1Output TypeRelayReal-time clock, calendarYesSupply voltage120-240 VACTotal I/O capacity60
| Battery backup | Yes |
| Built-in I/O | 20 |
| Communications | USB, 1 Option Port |
| Input Type | DC |
| Number of Expansion IO | 1 |
| Number of Option Modules | 1 |
| Output Type | Relay |
| Real-time clock, calendar | Yes |
| Supply voltage | 120-240 VAC |
| Total I/O capacity | 60 |