Fail-Safe Modules
7.3 PM-E F pp DC24V PROFIsafe power module
ET 200S Distributed I/O System - Fail-Safe Modules
Installation and Operating Manual, 08/2008, A5E00103686-07
83
7.3
PM-E F pp DC24V PROFIsafe power module
7.3.1
Properties of the PM-E F pp DC24V PROFIsafe Power Module
Order Number
6ES7138-4CF42-0AB0
Properties
The PM-E F pp DC24V PROFIsafe power module possesses the following properties:
●
Two relays for connecting voltage bus P2, 10 A output current
●
Relay contacts must be fused externally
●
Rated load voltage 24 VDC
●
Suitable for solenoid valves, DC contactors and indicator lights
●
Suitable for applications in which a grounded configuration is specified or where an
ungrounded configuration cannot be guaranteed
●
Group fault display (SF; red LED)
●
Status display for voltage bus P2 (green LED)
●
Status display for load current power supply (PWR; green LED)
●
Assignable diagnostics
●
Achievable safety classes are listed in the table below
Table 7- 6
Overview of available safety classes with PM-E F pp DC24V PROFIsafe
PM-E F pp DC24V PROFIsafe
Maximum Attainable Safety
Class
Signal switches
daily or more often
SIL3/Category 4/PLe
Without standard DO
modules
Signal switches
less than once a
day
SIL2/Category 3/PLd
Relay outputs P1
and P2
With standard DO modules
refer to the Internet
(
http://support.automation.siemens.com/WW/vi
SIL2/Category 3/PLe
Supported Interface Modules
Refer to chapter "Using ET 200S Fail-Safe Modules (Page 14)" for the supported interface
modules.