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Flex 8EX A/B System Instruction Manual
June 2010
38 of 42
A
B
3rd
SPEED
e.
Now press any push button on the transmitter handset to operate the crane or
equipment. During transmitter inactivity (push buttons not pressed), the transmitter will
automatically switch to standby mode, with an orange blink on the Status LED at every 4-
second interval.
f.
In case of an emergency, pressing the red emergency stop button will immediately
disconnect the receiver mainline (Status LED blinks red). To reset the emergency
stop button, just rotate the red button either clockwise or counter-clockwise so it pops
up. When the green light appears, rotate the power key to “Start” position to resume
operation (depends on JP3 setting on page 30).
g.
After 5 minutes of inactivity (push buttons have not been pressed) the receiver MAIN
will be disconnected temporarily (depends on JP1 & JP2 settings on page 30). To
resume operation just rotate the power key switch to START position to reconnect the
receiver MAIN.
h.
Turn off the transmitter power by rotating the power key counter-clockwise to the “Off”
position; it will disconnect the transmitter power and the receiver MAIN altogether. Turn it
further counter-clockwise to release the key.
2.
Rotary Select A/B Operating Procedure
This changeover function is designed specifically for crane systems
with dual hoists and/or trolleys. Switch between the main and
auxiliary hoists simply by rotating the selector switch to either A, B, or
A+B. For system wiring please refer to page 33.
3. Push
Button
Select
A/B
Operating
Procedure
Pressing the “Select A/B” push button will toggle between output relay A, B and A+B
respectively. There are 4 different types of Select A/B sequences available, please refer to
page 17 for instructions on how to set Select A/B functions.
4. 3
rd
Speed Push Button Operating Procedure
When a push button is held at 2
nd
speed, pressing the 3
rd
Speed push button one time will
activate the 3
rd
speed output relay (toggled). If the operator wants 2
nd
speed again, just
press the 3
rd
Speed push button one more time.