Rockwell Automation 2364F Regenerative DC Bus Supply Unit (RGU) - Manual (Page 110)

Publication 2364F-5.01– October 2003
10-4 Interpreting and Setting Status, Command, and Fault Words
Table 10.2 Descriptions of Bits
Host Processor Command Word (P32)
Bit Description
0 Clear faults
1 Enable the RGU
2 Reset watt-hour meter
3 Save parameters
4 Recall parameters
5 Initialize parameters using defaults
6 Clear warnings
7 Reset RGU
8 Clear Fault Que
9 Clear Warning Que
10 Disable RGU
11 Reset the RGU
12 RESERVED
13 RESERVED
14 RESERVED
15 RESERVED
Host Processor Status Word 1 (P33)
Bit Description
0 Hard fault has occurred
1 Warning fault has occurred
2 Clear fault(s) request pending
3 Clear warning(s) request pending
4 Bus control relay closed
5 Bus is at half of its rated voltage
6 Bus is at rated voltage
7 RGU enabled
8 DSP processor is ready
9 Bus control is ready
10 RESERVED
11 RESERVED
12 RESERVED
13 DC bus precharge complete
14 RGU control is ready
15 DC bus is under RGU control
Host Processor Mode Word (P35)
Bit Description
0 Operate in regenerative mode only
1 Error limitor is enabled
2 Auxiliary limit is used for current limit
3 Linearizer enabled
4 RESERVED
5 RESERVED
6 RESERVED
7 RESERVED
8 RESERVED
9 RESERVED
10 RESERVED
11 RESERVED
12 RESERVED
13 RESERVED
14 RESERVED
15 RESERVED
Host Processor Status Word 2 (P34)
Bit Description
0 Hard fault has occurred
1 Warning fault has occurred
2 Power factor is lagging
3 I
q
is negative limited
4 Iq is negative limited
5 External clear fault required
6 Regenerating current
7 External enable activated
8 M1 feedback (1=closed)
9 DC bus at voltage
10
Wire overtemperature (I
2
t) monitoring is active
11
Wire overtemperature (I 2 t) warning
12 RESERVED
13 RESERVED
14 RESERVED
15 DC bus is under RGU control