50 Rockwell Automation Publication 440C-WD001C-EN-P - June 2015
Chapter 9 Lifeline Cable Pull
Schematic
Figure 32 - Schematic
Connected Components
Workbench Software
The Lifeline 4 switches are emergency stop devices. The emergency stop function
blocks are ANDed as both must be closed for the Immediate Safety Output to
turn ON. When either Lifeline switch opens, the Safety Output turns OFF
immediately.
Circuit Status
Both Lifeline switches are closed. The contactors are OFF.
Operational Sequence
Press the reset button to turn both contactors ON. Pull on the cable to turn the
contactors OFF.
Example Bill of Materials
Table 14 - Bill of Materials
Safety Rating
The safety rating that is initiated by either cable pull switch meets the
requirements of Cat 4 PLe and SIL3.
+24V DC
24V DC Com
Reset
AB
05
CR30
020100 03 04
A1 15 20 2116
06
18A2
07
19
08 10 11
12 13 14
09
17
K2K1
K2
K1
12
22
11
21
32
31
44
43
12
22
11
21
32
31
44
43
Cable
Item Product Description Qty
1 440C-CR30-22BBB Guardmaster 440C-CR30 Software Configured Safety Relay
PLe SIL 3, 22 Safety I/O, embedded serial port, USB programming
port, 2 plug-in slots, 24V DC
1
2 440E-L13043 440E Emergency Stop Device
2.1 440E-A13085 Installation Kit
75 m
3 440E-L13043 440E Emergency Stop Device
4 800FM-F611MX10 800F Push Button
Metal, flush, blue, R, metal latch mount, 1 N.O. contact(s), 0 N.C.
co
ntact(s), standard, standard pack (Qty. 1)
5 100S-C09EJ23BC MCS 100S-C Safety Contactor
9 A, 24V DC (with electronic coil), bifurcated contact
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