Flex 8RS System Instruction Manual
December 2012
16 of 36
Push Button
RS System
Relay Chart # 1
A-B-C-D Select Receiver Relay Logic
Relay K1 – Button 1
1st speed
Relay K2 – Button 2
1st speed
Relay K3 – Button 1
2nd speed
Relay K4 – Button 2
2nd speed
Relay K5 – Button 3
1st speed
Relay K6 – Button 4
1st speed
Relay K7 – Button 3,4
2nd speed
Relay K8 – Active RX Indicator – (relay maintained closed when RX is selected to be active)
Relay K26 – HORN – Works with transmitter’s start switch (only when RX is selected to be active)
Relay K27 – MLC – Maintained entire time TX is on (whether or not it is selected to be active)
Bridge Receiver Relay Logic
Relay K1 – Button 5 1st speed
Relay K2 – Button 6 1st speed
Relay K3 – Button 5 2nd speed
Relay K4 – Button 6 2nd speed
Relay K5 – Bridge 1 Indicator – (relay maintained closed when Bridge 1 is selected to be active) **
Relay K6 – Bridge 2 Indicator – (relay maintained closed when Bridge 2 is selected to be active) **
Relay K7 – NOT USED
Relay K8 – Active RX Indicator – (relay maintained closed when RX is selected to be active)
Relay K26 – HORN – Works with transmitter’s start switch (only when RX is selected to be active)
Relay K27 – MLC – Maintained entire time TX is on (whether or not it is selected to be active)
** Note: (The Bridge Receivers do not need to be selected active for K5 and K6 to work.
** Example Below: Bridge 1 is active Bridge 2 is not active
Bridge 1
Bridge 2
Relay K5 – closed
Relay K5 – closed
Relay K6 – open
Relay K6 – open
Relay K7 – not used
Relay K7 – not used
Relay K8 – closed
Relay K8 – open
Push Button
RS System
Relay Chart # 2