READY output (RDY)
Table 11-15 Electrical parameters of RDY relay contact
RDY relay contact
Switching voltage DC max. 50 V
Switching current Max. 1 A
Switching capacity Max. 30 VA
Mechanical service life
Electrical service life
Usually 10
9
switching cycles
Typically 3 · 10
6
switching cycles at 24 V / 1 A
11.2 Real-time clock
Properties and functions of the clock
This table lists the properties and functions of the SIMOTION C clock.
Table 11-16 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".
Technical data
11.2 Real-time clock
SIMOTION C
Operating Instructions, 11/2016, A5E33441428B 169