APG MNU Slave Sensor user manual - Manual (Page 34)

MNU Series Ultrasonic Sensors Rev. B1, 5/13
34
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Type 6: n/a
Type 7 (Loss of Echo): the relay will ac! vate if the sensor enters a loss of echo condi! on (no targets detected).
Type 8 n/a
Type 9 (Rate of Change): allows the user to defi ne a maximum rate of change (distance over ! me), which if
exceeded will ac! vate an alarm. The Trip Distance parameter is used to defi ne the ! me value, and the Trip
Window parameter is used to defi ne the distance value.
Trip
Distance
Trip
Window
Empty
Distance
Zero Reference
Point
ON ON Trip Type 1
;ĞdžĐůƵƐŝǀĞͿ OFF
(Increasing)
ON
Trip Type 2
(hysteresis near) OFF
OFF
(Decreasing)
ON
OFF ON Trip Type 4
;ŝŶĐůƵƐŝǀĞͿ OFF
OFF
(Decreasing)
ON
OFF
(Increasing)
Trip Type 5
(hysteresis far) ON
ON OFF Trip Type 3
(far)
ON OFF Trip Type 0
(near)