Technical data
10.2 Real-time clock
SIMOTION C
Operating Instructions, 02/2012
179
10.2 Real-time clock
Properties and functions of the clock
This table lists the properties and functions of the SIMOTION C clock.
Table 10- 15 Properties of the SIMOTION C clock
Properties C230-2 C240 / C240 PN
Type Hardware clock (integrated "realtime clock")
Factory setting upon delivery DT#1992-01-01-00:00:00
Backup Permanently installed accumulator
(maintenance-free goldcap)
Accuracy
With supply voltage on
0 to 55° C
With supply voltage off
25° C
-20° C to 70° C
Max. deviation per day:
±9 s
±2 s
+2 s to -9 s
-12 s to +4 s
-1 s to +4 s
-9 s to +4 s
Backup time Typically 4 weeks (at 0 to 25° C)
Charging time 1 h
With POWER OFF
The SIMOTION C clock continues to operate after POWER OFF for the battery backup time
(excluding software clock). The battery is recharged during POWER ON.
No error message is output if the backup function is defective. With POWER ON, the clock
resumes at the time at which POWER OFF occurred.
When the SIMOTION C is reset to the factory setting, the clock is also reset to the "factory
setting as delivered".
10.3 Transportation and storage conditions for SIMOTION C
With regard to transportation and storage conditions, the SIMOTION C surpasses the
requirements specified in IEC 1131, Part 2. The following conditions apply to modules that
are transported and stored in the original packaging.
Table 10- 16 Transportation and storage conditions for SIMOTION C
Type of condition Permissible range
Free fall ≤ 1 m
Temperature (transport) From - 40° C to + 70° C
Atmospheric pressure 1,060 to 700 hPa (corresponds to an altitude of up to 3000 m)
Relative humidity (transport) 5% to 95%, without condensation
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