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Appendix B Accessories|
B-44 Revision Nov. 2008, VLE1, SW V1.03
B.11 Safety Relay EMVL-SAF01
B.11.1 Functions of the Terminals
Terminals Descriptions Specifications
S1 +24VDC power Input
S2 +24VDC, reference
level of the power
・Min. activation voltage: +19Vdc
・Impedance: 720+10%
・Rated power: about 800mW
S3 A dry contact of a relay
J1
S4 A dry contact of a relay
・Rated current: 8 A
・Rated voltage/max. switch voltage: 240/400 VAC
・Contact material: AgSnO2
・Contact impedance:
≦100 mOhm / 1 A / 24 VDC
≦20 Ohm / 10 mA / 5 VDC
・Mechanical endurance: 10x10
6
cycles
・Rated operation frequency: 6 min
-1
/ 150 min
-1
(loaded/unloaded)
B.11.2 Wiring of the Safety Relay
S3
S4
S2
S1
-
+
Relay
contact
connect to JP19
on the control board