Sutron P Line, Руководство пользователя

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P Line Touch Panel Interfaces of the Device
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4.4.1.3 Termination
Terminate the CAN bus at both ends by terminating resistors (120 Ohm).
4.4.1.4 Diagnosis
Diagnostics LEDs are located on the rear of the operating device. The LEDs show
the states of the bus system.
The diagnostics LEDs at the operating device have the following functions:
The switch positions for ON or OFF are printed onto the operating device. Only
the specified switch positions are allowed.
Table 4-12 Termination switch CAN
Switch position Function
ON Termination (120 Ohm)
OFF No termination
Table 4-13 Functions of the CAN diagnostics LEDs
Designation Color State Function
CAN1 Green On Node is operational
Green Flashes Node is not operational
CAN2 Green Ein Node is operational
Green Flashes Node is not operational
µC Green Off Microcontroller inactive
Green Flashes
slowly Microcontroller is operational
Green Flashes
slowly
and fast Microcontroller is operational
Requests of the host CPU are re-
ceived and processed