Siemens SIMATIC ET 200S Installation And Operating Manual page 155

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 preparation times
Acknowledgment time in safety mode
Protection against Overvoltage
Protection of supply voltage L+ from surge in
accordance with IEC 61000-4-5 with external
protection elements only
•
•
Protection of inputs and outputs from surge
stressing in accordance with IEC 61000-4-5 with
external protection elements only
•
•
*: In order to achieve the specified cable length, you must route the P- and M-signal lines in a cable
or a non-metallic sheathed cable.
**: For more information on the requirements for sensors and actuators see
Modules
ET 200S Distributed I/O System - Fail-Safe Modules
Hardware Installation and Operating Manual, 07/2005, A5E00103686-04
Response threshold
Fault detection time
With resistive load
With inductive load in accordance with
IEC 947-5-1, DC13
With lamp load
Response threshold (short circuit)
Response threshold (external M-short circuit)
Response threshold (external P-short circuit)
Response threshold
Symmetrical (L+ to M)
Asymmetrical (L+ to PE, M to PE)
Symmetrical (L+ to M)
Asymmetrical (L+ to PE, M to PE)
.
7.6 4 F-DO DC24V/2A PROFIsafe digital electronic module
Technical Specifications
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
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
+ 1 kV; 1,2/50 μs
+2 kV; 1,2/50 μs
+1 kV; 1,2/50 μs
+2 kV; 1,2/50 μs
Fail-Safe Modules
)
Wiring and Installing
7-95