Eaton PROFIBUS-DP EZ204-DP User Manual Page 264

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Appendix
MN05013003E260
Special approvals
Backup/accuracy of real-time clock (only with EZ-C)
Clock battery back-up
= backup time in hours
= service life in years
Accuracy of the real-time clock Normally ± 5 s/day, ~ ±0.5 h/year
Repetition accuracy of timing relays
Accuracy of timing relays
± 1 % of value
Resolution
Range “s” 10 ms
Range “M:S”
1 s
Range “H:M”
1 min.
Retentive memory
Write cycles of the retentive memory (minimum)
1000000
Rungs (basic units)
EZ512, EZ700
128
a
b
180
200
160
140
120
100
80
60
40
20
0
0246810 2012 1413 5 7 9 1113
55˚C
25˚C
15 17 1916 18
CSA Hazardous Locations CLASS I Division 2 Groups A, B, C and
D Temperature Code T3C –160 °C in 55 °C ambient.
(testing in progress)
EZ500_700.book Page 260 Tuesday, May 3, 2005 5:15 PM
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