Read Parameter Request - Omron 3G3AX-MX2-PRT-E User Manual

Read Parameter Request

E-1 Read Parameter Request
Table E-1 PROFIdrive V4 Parameter read request
Word Offset
+0 Request Header
+1
st
+2 1 Parameter Address
+3
+4
th
+ (LEN-3) N Parameter Address
+ (LEN-2)
+ (LEN-1)
REF Request reference (Typically incremented by user program)
RT Request type:
DO Drive object:
N The number of parameter addresses to follow
PAx Parameter attribute:
CAx The number of elements:
PNUx Parameter number:
0..889: Reserved
890-999: Option Board parameters
1001..1999: Parameters A001 to A999
2001..2999: Parameters b001 to b999
3001..3999: Parameters C001 to C999
INDx Index to start reading from:
LEN Parameter request frame size in words
Note 1
Note 2
68
Contents
*1
01h: Parameter read instruction
01h: Inverter number (Only one attached to Option Board)
10h: Read value(s)
0: Single value read (Non array)
0: Single value read (Non array)
The request header is preceded by the DP and MSAC2 headers. Describing
these however is outside the scope of this manual.
Please refer to APPENDIX F Option Board Parameters on page 73
High byte
REF
DO
PA
1
PA
N
1..255: Number of elements to read
4001..4999: Parameters d001 to d999
*2
6001..6999: Parameters F001 to F999
8001..8999: Parameters H001 to H999
16001..16999: Parameters P001 to P999
21001..21999: Parameters U001 to U999
1..65535: Specified array index
APPENDIX E
Low byte
RT
N
CA
1
PNU
1
IND
1
CA
N
PNU
N
IND
N