Chapter 6 – Communication
6-8 NPBA-12 Installation and Start-up Guide
Table 6-2 The Status Word (PROFIBUS Parameter 968). The upper case boldface text refers to the
states shown in Figure 6-2.
Bit Name Value STATE/Description
0RDY_ON 1READY TO SWITCH ON
0 NOT READY TO SWITCH ON
1RDY_RUN 1READY TO OPERATE
0 OFF1 ACTIVE
2RDY_REF 1OPERATION ENABLED
0
3 TRIPPED 1 FAULT
0 No fault
4 OFF_2_STA 1 OFF2 inactive
0 OFF2 ACTIVE
5 OFF_3_STA 1 OFF3 inactive
0 OFF3 ACTIVE
6 SWC_ON_INHIB 1 SWITCH-ON INHIBITED
0
7 ALARM 1 Warning/Alarm
0 No Warning/Alarm
8 AT_SETPOINT 1 OPERATING. Actual value equals reference value (= is within tolerance limits)
0 Actual value differs from reference value (= is outside tolerance limits)
9 REMOTE 1 Drive control location: REMOTE
0 Drive control location: LOCAL
10 ABOVE_LIMIT 1 Actual frequency or speed value equals or is greater than supervision limit
0 Actual frequency or speed value is within supervision limit
11 to 14 Drive-specific
15 1 Error in DDCS communication (between fieldbus adapter module and drive).
Adapter ceases to communicate with the master
0 DDCS communication OK
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