GTO GP-SW050 - Manual (Page 34)

31
s Y M P t o M D i a g N o s i s c H e c k
Cycle LED ON brightly
Status Light flashes
Cycle terminal shorted to Com • Push button or key on keypad is
stuck.
• Wire between push button,
keypad, etc. and cycle terminal is
shorted
• Check terminal voltage with
respect to Com to ensure you
read 12 vdc.
Safety LED ON
brightly Status Light
flashes
Safety terminal shorted to Com • Photo beam or loop detector is
sensing a presence.
• Relay on photo beam or loop
detector is shorted or latched.
• Wire between photo beam
or loop detector and safety
terminal is shorted.
• Check terminal voltage with
respect to Com to ensure you
read 12 vdc.
Shadow LED ON
brightly Status Light
flashes
Shadow terminal shorted to Com • Photo beam or loop detector is
sensing a presence.
• Relay on photo beam or loop
detector is shorted or latched.
• Wire between photo beam or
loop detector and shadow
terminal is shorted.
• Check terminal voltage with
respect to Com to ensure you
read 12 vdc.
Open Edge LED ON
brightly Status Light
flashes
Open Edge terminal shorted to Com • Edge sensor is sensing an
obstruction.
• Relay from edge sensor is
shorted or latched.
• Wire between edge sensor and
open edge terminal is shorted.
• Check terminal voltage with
respect to Com to ensure you
read 12 vdc.
gP-sW050 Visual Feedback