Longo programmable controller LPC-2.MC8
Table 2: Power supply
PS.1 ( )
Functional earthing
Provides better EMI/EMC
PS.2 (N)
Power supply
115/230 V AC, 50/60 Hz
PS.3 (L)
Table 3: CAN
CAN1.4
CAN low
0 .. 5 V
CAN1.5
CAN high
CAN.6
Reference point
0 V
CAN2.7
CAN low
0 .. 5 V
CAN2.8
CAN high
Table 4: Switches
S1
Operation mode
RUN: PLC normal operational mode
STOP: application not running, connected modules outputs
in their off state
RST: when moved from STOP to RUN mode, PLC is reset and
application starts from its beginning
S2
CAN bus
termination
ON: corresponding channel is internally terminated with 120
ohm
OFF: no internal termination present
Table 5: LEDs
LED1
Application running
ON: application is running
OFF: application is stopped or PLC in boot mode
LED2
USB connectivity
ON: USB connection established
OFF: no USB connection
LED3
Power supply
ON: power supply OK
OFF: power supply missing or power off
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