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Connection examples for safe outputs
105739_en_04
PHOENIX CONTACT
43
6.5
Two-channel assignment of safe outputs
For two-channel assignment of the safe outputs, two adjacent outputs of the same
connector are used. This assignment cannot be parameterized: see “Two-channel” on
Figure 6-3
Two-channel assignment of outputs
K1 (R) and K2 (R) represent the force-guided N/C contacts for monitoring the state of the
relay (readback contacts).
•
Connect these contacts via safe digital inputs.
•
Evaluate the readback and therefore the state of the switching elements in the safe
application program.
The failure detection time does not have to be taken into consideration for two-channel
assignment.
Basic specifications
73420006
K2 (R)
K1 (R)
K1
K2
OUT1_Ch1
GND
M
OUT1_Ch2
GND
WARNING: Loss of safety function
Parasitic voltages can result in the loss of the safety function.
•
Connect the actuator ground to the ground terminal point of the corresponding output
on the Axioline F connector. An external ground may not be used.
Actuator
Two-channel
Achievable
SIL/SILCL/Cat./PL
SIL 3/SILCL 3/Cat. 4/PL e
Enable the test pulses to improve device diagnostics and for long off times.
Содержание Axioline F
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