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Flex M Engineered Receiver Instruction Manual

October 2014

Page 31 of 49

4.8.1 ANALOG I/O MODULE LED OPERATION

When the Flex M system is supplying power to the Analog I/O module, there is an LED that indicates the

power and communication status of the Analog I/O module.

Figure 29. Analog I/O Module LED Placement

 OK LED

o Solid indicates module communication with system is good

o 3 Blinks indicates read/write error to attached CPU module

Additionally, there are 8 LEDs labeled 1 through 8 on the Analog I/O module. When the LED is on, this

indicates that the module is sending/receiving a signal on that input or output.

 LED1

o Analog Output 1 is Active (non-zero)

 LED2

o Analog Output 2 is Active (non-zero)

 LED3

o Analog Output 3 is Active (non-zero)

 LED4

o Analog Output 4 is Active (non-zero)

 LED5

o Analog Input 1 is Active (non-zero)

 LED6

o Analog Input 2 is Active (non-zero)

 LED7

o Analog Input 3 is Active (non-zero)

 LED8

o Analog Input 4 is Active (non-zero)

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Magnetek Flex 12RS System Informations techniques Page 31