Siemens PM-E F pm DC24V PROFIsafe Installation And Operating Manual page 188

Fail-Safe Modules
7.8 1 F-RO DC24V/AC24..230V/5A Digital Electronic Module
Switching Performance and Service Life of Contacts
The table below shows the switching performance and service life of contacts. You can
extend the service life beyond the value indicated in the table by installing an external
protective circuit.
Table 7- 39
For resistive load
For inductive load to
IEC 60947-5-1 DC13/
AC15
188
Switching Performance and Service Life of Contacts
Resistive Load
24 VDC
230 VAC
24 VDC
230 VAC
Voltage Current
5.0 A
3.0 A
2.0 A
1.0 A
0.5 A
5.0 A
3.0 A
2.0 A
1.0 A
0.5 A
1.0 A
0.5 A
1.0 A
0.5 A
Installation and Operating Manual, 08/2008, A5E00103686-07
Duty cycle (typ.) NO contact
0.35 million
0.5 million
0.75 million
1.8 million
4 million
0.1 million
0.15 million
0.2 million
0.4 million
0.8 million
0.1 million
0.2 million
0.2 million
0.35 million
ET 200S Distributed I/O System - Fail-Safe Modules