Real-Time Clock; Transportation And Storage Conditions For Simotion C - Siemens SIMOTION C Operating Instructions Manual

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
Type
Factory setting upon delivery
Backup
Accuracy


Backup time
Charging time
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
Free fall
Temperature (transport)
Atmospheric pressure
Relative humidity (transport)
SIMOTION C
Operating Instructions, 02/2012
With supply voltage on
0 to 55° C
With supply voltage off
25° C
-20° C to 70° C
C230-2
Hardware clock (integrated "realtime clock")
DT#1992-01-01-00:00:00
Permanently installed accumulator
(maintenance-free goldcap)
Max. deviation per day:
±9 s
±2 s
+2 s to -9 s
Typically 4 weeks (at 0 to 25° C)
1 h
Permissible range
≤ 1 m
From - 40° C to + 70° C
1,060 to 700 hPa (corresponds to an altitude of up to 3000 m)
5% to 95%, without condensation
Technical data
10.2 Real-time clock
C240 / C240 PN
-12 s to +4 s
-1 s to +4 s
-9 s to +4 s
179