Siemens PM-E F pm DC24V PROFIsafe Installation And Operating Manual page 176

Fail-Safe Modules
7.7 4 F-DO DC24V/2A PROFIsafe digital electronic module
Data for selecting an actuator***
Output voltage
•
Output current for "1" signal
•
•
For "0" signal (residual current)
Indirect control of load by means of interface
relay:
For "0" signal (residual current)
•
•
Load resistance range
Lamp load
Wire break monitoring (open load detection) and
overload monitoring
•
•
Parallel connection of 2 outputs
Control of a digital input
Switching frequency
•
•
•
Voltage induced on current interruption limited to
Short-circuit protection of output
•
•
•
Overload protection
•
Time, Frequency
Internal processing times
Acknowledgment time in safety mode
Protection against Overvoltage
Protection of power supply L+ from surge in
accordance with IEC 61000-4-5 with external
protection elements only
176
For "1" signal
Rated value
Permissible range
P-switch
M-switch
Response threshold
Fault detection time
With resistive load
With inductive load in accordance with IEC
60947-5-1, DC13
With lamp load
Response threshold (short circuit)
Response threshold (external M-short circuit)
Response threshold (external P-short circuit)
Response threshold
Technical Specifications
Minimum L+ (-2.0 V)
•
P-switch: Minimum L+ (-1.5 V); Voltage drop
•
in M-switch: 0.5 V, maximum
2 A
20 mA to 2.4 A
0.5 mA, maximum
0.5 mA, maximum
4 mA, maximum
12 Ω to 1 kΩ
10 W, maximum
I < 4 to 19 mA
depending on the selected readback time (see
"Response Times"
Not possible
Not possible
30 Hz symmetrical, maximum
0.1 Hz symmetrical, maximum
10 Hz symmetrical, maximum
Typ. L+ (-2x 47 V)
Yes, electronic
5 A to 12 A
5 A to 12 A
25 A to 45 A
Yes
I >2.6 A to 2.8 A
"Response Times"
See
4 ms minimum/8 ms maximum
ET 200S Distributed I/O System - Fail-Safe Modules
Installation and Operating Manual, 08/2008, A5E00103686-07
)