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
Battery
The memory content is backed up with either an internal or external battery unit
(SB821). For back-up time see e
on page 143 shows internal battery data. For external battery data,
see
SB821 External Battery – AC 800M Memory Back-up
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.
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
Содержание AC 800M
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Страница 42: ...Product Release History Section 1 Introduction 42 3BSE 027 941 R301...
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Страница 118: ...Verification of Redundant CPU Section 4 Operation 118 3BSE 027 941 R301...
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