CIRCUTOR CVMk2 Series - Manual (Page 75)

75
CVM k2
CONFIGURA
TION
The profibus card has two LEDs that indicates the status of the card and the communications
bus. Whe the led are ON indicates some error in expansion card or in communications bus.
All the possibilities of the LED’s status are showed in the next picture.
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Card
Error
Bus
Error
On On On Off
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Off Off On Off
Card
Error
Bus
Error
Card
Error
Bus
Error
Card
Error
Bus
Error
On: LED ON means error.
Off: LED OFF means that works correctly
4.7.7.4. LEDs information
4.7.7.5. Profibus connector
The DB-9 connector hase the followin configuration:
1. Shield.
2. -.
3. “B” Non inverting input/output signal from profibus.
4. -.
5. “M5” GND. Data reference potencial.
6. “P5” 5V supply voltage.
7. -.
8. “A” Inverting input/output signal from profibus.
9. -.