Technical Specifications For The 4/8 F-Di/4 F-Do Dc24V/2A Profisafe Electronic Module - Siemens SIMATIC Operating Instructions Manual
Distributed i/o fail-safe engineering et 200pro distributed i/o system - fail-safe modules
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8.2.8
Technical Specifications for the 4/8 F-DI/4 F-DO DC24V/2A PROFIsafe Electronic
Module
Overview
Dimensions and Weight
Dimensions W x H x D (mm)
Weight
Module-Specific Specifications
Number of inputs
•
•
Number of outputs (P/M switching)
Assigned address area
•
•
Cable length
•
•
Maximum achievable safety class
•
•
Fail-safe performance characteristics
•
•
Voltages, Currents, Potentials
Rated supply voltage L+
•
•
•
•
•
Number of simultaneously controllable inputs
•
Aggregate current of outputs
•
ET 200pro Distributed I/O System - Fail-Safe Modules
Operating Instructions, 05/2007, A5E00394073-02
8.2 4 /8 F-DI/4 F-DO DC24V/2A PROFIsafe Digital Electronic Module
1-channel
2-channel
I/O area for inputs
I/O area for outputs
Unshielded
Shielded
In accordance with IEC 61508
In accordance with EN 954
Low demand mode (average probability of
failure on demand)
High demand/continuous mode (probability of
a dangerous failure per hour)
Permissible range
Power loss ride-through of L+
Power loss ride-through of internal P5
Reverse polarity protection (1L/1M)
Reverse polarity protection (2L/2M)
All mounting positions
–
Up to 40 °C
–
Up to 55 °C
All mounting positions
–
Up to 40 °C
–
Up to 50 °C
–
Up to 55 °C
Technical Specifications
90 x 175 x 65.2 including rack
Approx. 280 g
Max. 8
Max. 4
4
7 bytes
5 bytes
< 30 m
< 30 m
1-channel
SIL2
Category 3
SIL2
< 1.00E-03
< 1.00E-08
24 V DC
20.4 V to 28.8 V
None
5 ms
Yes
No
8 (for 28.8 V)
8 (for 24.8 V) or 4 (for 28.8 V)
6 A
4 A
3 A
Fail-Safe Electronic Modules
2-channel
SIL3
Category 4
SIL3
< 1.00E-05
< 1.00E-09
103
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