
Flex 12EX System Instruction Manual
December 2013
Page 32 of 48
OFF
3rd
SPEED
4.2.2.4 START/AUX Function
After initiating the START function the Start position will become an auxiliary function with
momentary contact. For auxiliary applications such as a horn or a buzzer, please connect it to
the FUNC output relay (wire #6) located inside the receiver unit.
4.2.2.5 Magnet ON/OFF Push Button Function
The user can set any of the two adjacent push buttons on the transmitter to control a
magnet. To activate the magnet just press the push button with the Magnet symbol. To
deactivate the magnet, for safety purpose, you must first press and hold the Magnet push
button and then press the OFF push button. Pressing the OFF push button by itself cannot
deactivate the magnet (refer to page 34 on how to set to this function).
4.2.2.6 Brake Function
When the transmitter push button is released from 2
nd
speed up to 1
st
speed, both 1
st
and 2
nd
speed output relays will open for up to 1.0 second and then with 1
st
speed output relay closed
thereafter (refer to page 34 on how to set to this function).
4.2.2.7 Momentary Contact
When push button is released the output relay corresponds to that push button will open
(refer to page 34 on how to set to this function). This type of contact is usually applies to
external application such as horns or buzzers.
4.2.2.8 Toggled Contact
When the push button is released the output relay corresponds to that push button will
remain closed (maintained contact) until the next time the user presses the same push
button again (refer to page 35 on how to set to this function). This type of contact is usually
applied to external application such as lights.
4.2.2.9 3
rd
Speed Push Button Function
This function allows the crane to travel an additional step beyond 2
nd
speed. For example, if
the operator is pressing the “UP” push button down to 2
nd
speed, pressing the 3
rd
speed push
button (with “UP” push button still hold at 2
nd
speed) will toggle between the 2
nd
speed and 3
rd
speed (refer to page 35 on how to set to this function).
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