Pilz PMCprotego D.48 Operating Manual page 47

Function Description
Function test
The function test on the safe pulse disabler tests both the shutdown routes STO1 and
STO2 consecutively, as shown in the following timing diagram.
1
STO1-ENABLE
X4/7
0
1
STO2-ENABLE
X4/5
0
1
STO1-STATUS
X4/8
0
1
STO2-STATUS
X4/6
0
Legend:
} STO1-ENABLE: Digital input, 1st shutdown route for shutting down the pulse disabler
safely
}
STO2-ENABLE: Digital input, 2nd shutdown route for shutting down the pulse disabler
safely
}
STO1-STATUS: Digital output, switch status STO1
}
STO2-STATUS: Digital output, switch status STO2
}
t : Delay time between 1/0 pulse edge of STO1-ENABLE/STO2-ENABLE and 1/0 pulse
d
edge of output STO1-STATUS/ STO2-STATUS
Operating Manual PMCprotego D.48, PMCprotego D.72
1001735-EN-04
INFORMATION
When evaluating the output signals STO1-STATUS and STO2-STATUS,
please note the delay time td = 47 ms.
STO1
t d = 47 ms
t d = 47 ms
STO2
t
47