Siemens SIRIUS 3RK3 - Em 8 Do

Technical data
9.9 EM 8DO
Modular Safety System 3RK3
System Manual, 10/2008, 926 2530-02 DS 02
297
9.9 EM 8DO
Technical data of the expansion module 8DO
Device data
No. of outputs 8
Height
• Screw terminals
• Spring-loaded terminals
102 mm
105 mm
Width 22.5 mm
Depth 124 mm
Weight 160 g
Electrical data
Supply voltage /
rated control supply voltage Us
24 V DC
Work area 0.85 to 1.15 x Vs
Rated insulation voltage V
i
50 V
Rated impulse strength V
imp
500 V
Total power consumption 60 mA
Rated power at Vs 1.5 W
Utilization category to EN 60947-4-1
(semiconductor outputs)
• DC13 at 24 V
0.5 A
Max. switching frequency z at rated operational current 1000 1/h
Conventional thermal current I
th
0.5 A
Characteristic values for cables
Max. permissible cable resistance 100 Ω
Max. permissible cable length from device to sensor
(when CU 1.5 mm
2
and 150 nF/km)
1000 m
Max. permissible line capacity 330 nF