CMMOST-...-LKP
Festo – GDCP-CMMOST-LK-S1-Z6 – 2017-05a – English
37
4.2
Electrical data
Control ports STO1/STO2 [X3]
Nominal voltage
[V DC]
24 (relative to 0 V at [X9] )
Voltage range
[V DC]
21.6 … 28.8
Permissible residual ripple
[%]
5 (relative to nominal voltage 24 V)
Nominal current
[mA]
15
Starting current
[mA]
200
Input voltage thresholds (intermediate range undefined)
Logic 1
[V DC]
18
Logic 0
[V DC]
5
Activate STO function switching time
[ms]
2
Deactivate STO function switching time
[ms]
6
Maximum permissible pulse width
for 0 V test pulse with 24 V signal
[ms]
0.5
for 24 V test pulse with 0 V signal
[ms]
5
Minimum time between test pulses
for 0 V test pulse with 24 V signal
[ms]
25
for 24 V test pulse with 0 V signal
[ms]
25
Protective function
Protection against polarity reversal
Overvoltage resistant up to 60 V DC (tested)
Tab. 10
Technical data: Electrical data for the inputs STO1 and STO2
Acknowledgment contact DIAG [X3]
Implementation
Semiconductor relay
Max. voltage
[V DC]
30
Nominal current
[mA]
100
Max. internal resistance (contact closed)
[Ω]
40
Residual current (contact open)
[μA]
2
Switching time closing
[ms]
10
Switching time opening
[ms]
20
Galvanic isolation
Via optocoupler
Protective function
Overvoltage resistant up to 60 V DC (tested)
Tab. 11
Technical data: Electrical data of the acknowledgment contact
