ABB AC 800M

Appendix A Hardware Units Technical Data
3BSE 027 941 R301 151
Communication Ports and Interfaces
Technical data for communication ports and interfaces is described in Table 32 on
page 141.
Battery
The memory content is backed up with either an internal or external battery unit
(SB821). For back-up time see e Table 38 on page 151.
Table 34 on page 143 shows internal battery data. For external battery data,
see SB821 External Battery – AC 800M Memory Back-up on page 193.
Weight • 1200 g (2.6 lb) (package PM864K01).
• 2800 g (6.1 lb) (package PM864K02).
Dimensions W 119 x H 186 x D 135 mm (4.7 x 7.3 x 5.3 in)
Width is measured along the DIN-rail, depth from the
wall, and height vertically, including lock
mechanism.
The figures in Table 38 on page 151 are valid if the batteries have been installed
after a normal CPU power-up, allowing for the memory back-up function to be
activated.
Table 38. Back-up times for PM864
Source Back-up time
Internal battery Minimum 36 hours
External battery Minimum 3 weeks
(1)
(1) 3 weeks is valid for one PM864 processor unit.
Table 37. PM864 and TP830 – Technical data (Continued)
Item Value