5 Electrical connections
5.6.2 Interbus-S, slave DSQC 351
3HAC 16245-1 A 109
Designation Color Description
POWER-24 VDC Green Indicates that a supply voltage is present, and has a level
above 12 VDC.
NS/MS Green/red See section "CAN bus status LED description".
CAN Tx/CAN Rx Green/red See section "CAN bus status LED description".
POWER- 5 VDC Green Lit when both 5 VDC supplies are within limits, and no
reset is active.
RBDA Red Lit when this Interbus-S station is last in the Interbus-S net-
work.
If it is not (which is required), check parameter setup.
BA Green Lit when Interbus-S is active.
If there is no light, check network, nodes and connections.
RC Green Lit when Interbus-S communication runs without errors.
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