8.10 EM 4F-DO
Technical data of the expansion module 4F-DO
Device data
Number of outputs 4 safety-related two-channel semiconductor outputs
Height
• Screw terminals
• Spring-loaded terminals
102 mm
105 mm
Width 22.5 mm
Depth 124 mm
Weight 135 g
Electrical data
Supply voltage/
rated control supply voltage Us
24 V DC
Operating range 0.85 to 1.15 x Us
Rated insulation voltage U
i
50 V
Rated impulse withstand voltage U
imp
500 V
Total power consumption 100 mA + 2 A per semiconductor output
Rated power at Us 4.8 W
Utilization category in accordance with EN 60947‑5‑1
(semiconductor outputs)
• DC 13 at 24 V
2 A; short-circuit-proof up to 10 A
Resetting time
1)
of the safety-related outputs t
RT
420 ms
Max. switching frequency z at rated operational current 1000 1/h
Conventional thermal current I
th
2 A
Safety data according to EN ISO 13849-1
Probability of a dangerous failure per hour (PFH
d
) 3.18 x 10
-9
1/h
Probability of a dangerous failure on demand (PFD) 2.20 x 10
-5
Dark period semiconductor outputs < 1 ms
1)
Time from instant an output is switched o to the instant the output reaches a state that permits it to be switched on again.
Technical data
8.10 EM 4F-DO
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006 379
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