Data Sheet

5
The following picture shows numbering of inputs, outputs, and groups of the product Neuron L40x.
2.2 Description of connectors and indication LED diodes
2.2.1 LED diode description
Name
State
Purpose
Color
PWR
On
Indication of power supply voltage
Red
RUN
Constantly On or Off
HW malfunction indication
Green
Short blink after 2 sec
Communication OK
Green
On for 2 sec + Off 2 sec
Communication timeout reached - MWD
Green
Digital inputs
On
Indication of log. 1 on input
Green
Digital outputs
On
Indication of switch on of output
Green
Relay outputs
On
Indication of switch on of output
Green
TX
Blinks
Serial link transmission indication
Green
RX
Blinks
Serial link reception indication
Green
2.2.2 Connector description
Screw connector name
Purpose
+24V
Positive pole of power supply
GND
Negative pole of power supply
DI
Digital input
DIGND
Common connector of digital input – negative pole
DIVOUT
Positive pole of 24V DC for use witth digital inputs
DIVGND
Negative pole of 24V DC for use with digital inputs
DO
Digital output
DOGND
Common connector of digital output – negative pole
RO
Relay output
COM
Common connector of relay output
AI
Analog input
AO
Analog output
AGND
Common connector of negative pole of analog input / output
RS485-A/RS485-B
Connectors for RS485 communication interface