PROFI-2541(SC)
Page 1: ...aning 3 B Line Receive Transmit data plus 5 GND Power ground of active terminator 6 VP Power 5 volt of active terminator 8 A Line Receive Transmit data minus PROFI 2510 PROFI 2541 SC The PROFIBUS connector is a standard 9 pin D Sub connector there are only 4 pins used in PROFI 2510 PROFI 2541 SC The pins VP and GND support the 5 volt power to active terminal resistor and the A Line and B Line is t...
Page 2: ...mitting DP2 Led Green RxD Led Green Flashing Data transmitting Flashing Data transmitting OFF No data transmitting OFF No data transmitting Terminating Resistors In order to minimize the reflection effect of the signal transmission PROFIBUS device has to fit with an active terminal resistor at both first node and last node The connection of active terminating resistors is shown in above circuit di...
Page 3: ...FI 2510 If PROFI 2510 is a end device of PROFIBUS segment 1 and PROFIBUS segment 2 The terminal resistor of segment 1 is ON The terminal resistor of segment 2 is ON If PROFI 2510 is an intermediary device of PROFIBUS segment 1 The terminal resistor of segment 1 is OFF ...
Page 4: ... PROFI 2541 SC ...
