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183574-1CD
183574-1CD
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Introduction
1.4 System Overview and Variations
ArcWorld 50/50S/52/52S
1.4.3 Key Safety Devices
1.4.3.1 Controller with a FSU:
• Dual channel Programming Pendant EMERGENCY STOP button
• Dual channel Programming Pendant “Enable Device”
• “TEACH/PLAY” mode input to FSU
– Logic mapped from Machine Safety to FSU.
• Functional Safety Unit (FSU) - one per Robot
– Limits Robot access as follows:
• Complete perimeter access granted in TEACH mode.
• Three axis limits are defined per Robot depending on
barrier door status in PLAY mode.
• Station 1 valid/allowed (barrier door 2 not closed)
• Station 2 valid/allowed (barrier door 1 not closed)
• Allowed in only rear of cell (barrier door 1 and 2 not
closed.
– If AW50S or AW52S - the FSU manages when the external
axes in the system are in “Standstill Monitoring” based on the
barrier door open status inputs
• Station 1's Positioner must be stationary if
Station 1's barrier door is not fully closed
• Station 2's Positioner must be stationary if
Station 2's barrier door is not fully closed
1.4.3.2 Safety Gate Interlock - tongue type: mechanical (qty 2):
– Dual channel dry contact outputs
1.4.3.3 One Operator Station per Workstation:
– Green “CYCLE START/CYCLE LATCHED” button/light -
single channel with illumination
– Black “AUTO/MANUAL” selector switch - single channel
– Red “EMERGENCY STOP” button - dual channel with
illumination
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