Appendix
256
1SVC 440 795 M0100
Special approvals
Backup/accuracy of real-time clock
(only with CL-LSR..X.../CL-LST..X..., CL-LMR..X.../CL-LMT..X...)
Clock battery back-up
a = backup time in hours
b = 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 (at least) 1000000
Rungs (logic relay)
CL-LSR/CL-LST, CL-LMR/CL-LMT
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.
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