Product specifications

Appendix A Hardware Units CI855 and TP853 – Ethernet Interface for MasterBus 300
3BSE036351-510 A 303
Indicators
Technical Data
Table 84. CI855 – MasterBus 300 LED Indicators
Designation/Color Function
F(ault) /Red Unit error detected. Controlled by Control
Software. Set and cleared by the Hardware during
controller Reset.
R(un) /Green Operating. Controlled by the Control Software.
Cleared by the Hardware during controller Reset.
Tx1 /Yellow flashing A yellow LED indicating transmission from the
communication unit COM1 port.
Rx1 /Yellow flashing A yellow LED flashes when data is being received
from the COM1 port.
Tx2 /Yellow flashing A yellow LED indicating transmission from the
communication unit COM2 port.
Rx2 /Yellow flashing A yellow LED flashes when data is being received
from the COM2 port.
Table 85. CI855 MasterBus 300 Interface Specifications
Item Value
Typ e Ethernet unit
Protocol MasterBus 300 based on Ethernet
Communication speed 10 Mbit/s (half duplex)
Status indicators Run normally green, FAIL exceptionally red,
the four traffic indicators RX/TX1, RX/TX
2,
COLL1 and COLL2 are yellow flashing
controlled by the traffic pace.
Connector 2 RJ45