Battery backupOptional Battery CP1W-BAT01Built-in Analog IOYesBuilt-in I/O20CommunicationsUSB, RS-232C, 1 Option PortInput TypeDCNumber of Expansion IO3Number of Option Modules1Output TypeTransistorReal-time clock, calendarYesSupply voltage24 VDCTotal I/O capacity140
| Battery backup | Optional Battery CP1W-BAT01 |
| Built-in Analog IO | Yes |
| Built-in I/O | 20 |
| Communications | USB, RS-232C, 1 Option Port |
| Input Type | DC |
| Number of Expansion IO | 3 |
| Number of Option Modules | 1 |
| Output Type | Transistor |
| Real-time clock, calendar | Yes |
| Supply voltage | 24 VDC |
| Total I/O capacity | 140 |