Fail-Safe Modules
7.2 PM-E F pm DC24V PROFIsafe Power Module
ET 200S Distributed I/O System - Fail-Safe Modules
Installation and Operating Manual, 08/2008, A5E00103686-07
81
Technical Specifications
•
With lamp load
10 Hz symmetrical, maximum
Voltage induced on current interruption limited to
•
Semiconductor outputs
L+ (-2x 47 V)
•
Relay outputs
P1/P2 (1 V)
Short-circuit protection of semiconductor outputs Yes, electronic
•
Response threshold of short circuit
5 A to 12 A
•
Response threshold (external M-short circuit) 5 A to 12 A
•
Response threshold (external P-short circuit) 25 A to 45 A
Overload protection of semiconductor outputs
Yes
•
Response threshold
I >2.6 A to 2.8 A
Data for selecting an actuator for the relay outputs***
Switching capacity and service life of contacts
(voltage 24 VDC)
•
Mechanical endurance (without load)
Current
Number of switching cycles (typ.)
0 A
10 million
•
For resistive load
Current
Number of switching cycles (typ.)
10 A
0.23 million
8 A
0.3 million
6 A
0.38 million
4 A
0.5 million
2 A
1.0 million
1 A
2.0 million
•
For inductive load in accordance with IEC
60947-5-1, DC13
Current
Number of switching cycles (typ.)
10 A
0.1 million
8 A
0.15 million
6 A
0.2 million
4 A
0.3 million
2 A
0.5 million
1 A
1.0 million
•
For lamp load
Power
Number of switching cycles (typ.)
100 W
0.12 million
Contact protection (internal)
Internal readback circuit
•
Between P and M relay output
39 V suppressor diode
Wire break monitoring
No
Parallel connection of 2 outputs
Not possible
Control of a digital input
Not possible
Switching frequency
•
With resistive load
2 Hz, maximum
•
With inductive load in accordance with IEC
60947-5-1, DC13
0.1 Hz, maximum
