User's Manual

Flex 4ES/EX Instruction Manual
September 2016
Page 33 of 37
f. After 5 or 30 minutes of inactivity (pushbutton not pressed) the receiver MAIN relays
are temporarily disconnected (refer to section 4.1.5 Inactivity Timer Settings). The
Status LED blinks 3 reds and then shuts off. Press any pushbutton or execute the
START command to resume operation (refer to section 4.1.4 Start Function Settings).
g. Turn off the transmitter power by rotating the power switch key counter clockwise to
Off ( 0 ) position; it will disconnect the transmitter power and the receiver MAIN relays
altogether. Turn it further counter clockwise to release the key.
6.2. A/B Pushbutton Select Operation
Press the “A/B” pushbutton repeatedly toggles between output relay A, B
and A+B respectively. There are 4 different types of Select A/B sequence
available (refer to section 4.1.8.2).
Standard – Output relay A activated at A position, output relay B
activated at B position, both output relays activated at A+B
position.
Reversed logic - Output relay A activated at B position, output
relay B activated at A position, both output relays deactivated
at A+B position. Refer to section 4.2.4 JP3 jumper settings.
6.3. Pitch & Catch Operation
Press the “PITCH” pushbutton for up to 2 seconds to release
control of the receiver. After 2-second grace period, rotate the
power switch key to START position for up to 2 seconds to gain
control of the receiver. The 2
nd
operator is unable to take control
of the receiver unless the 1
st
operator presses the “PITCH”
pushbutton. Refer to section 4.2.2.10 and section 4.2.3.2 on
how to set to this function.
6.4. Changing Batteries
Changing transmitter batteries (“AA” alkaline battery x 2) by unscrewing the battery cover
located on the backside of the transmitter. During battery installation make sure the
batteries are installed correctly, with “+” to “+” charge and “–” to “–” charge. Also make
sure the screw is tightened after battery installation to avoid water, moisture, dirt, grease,
and other liquid penetration.