Rockwell Automation Publication 440G-UM001C-EN-P - June 2019
43
Application Examples
Chapter 7
Figure 15 - CR30 Schematic
Figure 16 on page 44
shows an example CR30 configuration that works with
the schematic in Figure 21.
The safety switch OSSD outputs drive the Safe Torque Off (STO) signals of
the PF525. The STO is enabled after the gate is locked and the Reset is pressed.
The PF525 STO inputs can tolerate the pulse test that is generated by the
CR30 outputs.
The Lock_Ctrl_1 block controls the unlock command to the safety switch.
The unlock Stop Time delay is set to five seconds, and the ULR Latch (Unlock
Request) is set to ON. When an unlock request is made, the command is issued
five seconds after the motor stops running, and the unlock request is latched
ON.
05
CR30
02
01
00
03 04
A1
15
20 21
16
06
18
A2
07
19
08
10 11
12 13 14
09
17
+24 VDC
24V DC Com
Reset
NC
440C-CR30-22BBB
Unlock
Motor Not Running
Lock
Gate control
power supply
Gate control
circuit
M
4 Gnd
S1
S2
1 Stop
11 +24V DC
L1 L2 L3
PowerFlex
525
2 Start
R5
t081=2
R
T
S
U
W
V
Red (OSSD A+)
Pink (OSSD B)
Green (Lock)
White (Aux)
Blue (Gnd)
Grey (OSSD A)
Yellow (OSSD B+)
Brown (+24)
889D-F8NB-2
R6
Safety
Gate
440G-LZS21SPRH
Power-To-Release
Aux = Lock Status
Diag
Status
440G-LZ
Содержание Allen-Bradley Guardmaster 440G-LZS21SP Series
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Страница 36: ...36 Rockwell Automation Publication440G UM001C EN P June 2019 Chapter 6 Diagnostics andTroubleshooting Notes ...
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