8 System Setup
8.23Safety Logic Circuit
8-277
182582-1CD
182582-1CD
MH900, DX200 Controller
<The safety logic circuit: example 3>
1. When the first universal input safety signal of the I/O circuit board
(type:YSF22 ჱ -E) “1” is ON (#1 GSIN1) and under the teaching mode,
the manipulator will decelerate and stop.
• Signal 1: Teach mode (TEACH)
• Signal 2: Universal safety input signal 1 (#1 GSIN1)
• Logic: AND
• Output signal: Manipulator deceleration to a stop
(SVOFF CAT1)
2. Displays the time chart.
NOT
#1 GSIN1
OFF
ON
OFF
ON
OFF
ON
PLAY
TEACH
Mode
Servo ON
Decelerating
processing
Starts decelerating
processing
Ends decelerating
processing
Under the teach mode and #1 GSIN1 is ON,
so that the servo will be turned ON after
the decelerating processing
#1 GSIN1: ON
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