Rockwell Automation 842E EtherNet/IP Absolute Encoder User Manual User Manual
Page 23

Rockwell Automation Publication 842E-UM001A-EN-P May 2012
15
EtherNet/IP overview
Chapter 3
16
10
Set
NV
Counts per range
DINT
Number of requested steps per
revolution.
Min 0x00 00 00 01
Max 0x00 04 00 00
(0x00 04 00 00)
17
11
Set
NV
Total measuring range
DINT
Total resolution
Min / Max
0x00 00 00 01 /
Max. 2^n * Attr.16 (Max.
2^n * Attr.16)
18
12
Set
NV
Position measuring increment
DINT
Minimum resolution in steps (is always
0x00 01)
(0x00 00 00 01)
19
13
Set
NV
Preset value
DINT
The preset value is set to the current
position value
Min / Max
0x00 00 00 00 /
Attr.17 - 1
(0x00 00 00 00)
21
15
Get
V
Position status register
BYTE
State of the software limit switch
Bit 0: Out of range
Bit 1: Range overflow
Bit: 2: Range underflow
Bit 3…7 reserved
(0x00)
22
16
Set
NV
Position low limit
DINT
Lower limit for position
0x00 00 00 00
23
17
Set
NV
Position high limit
DINT
Upper limit for position
0x3F FF FF FF
24
18
Get
V
Velocity value
DINT
Current velocity (32 Bit)
Format (25) und (26)
25
19
Set
NV
Velocity format
ENG
INT
Format of velocity value
0x1F04 counts/s
0x1F0E revs/s
0x1F0F revs/min
(0x1F0F)
26
1A
Set
NV
Velocity resolution
DINT
Minimum resolution of velocity value
(24)
(0x00 00 00 01)
27
1B
Set
NV
Minimum velocity setpoint
DINT
Minimum velocity set-point for setting
warning flag (47)
(0x00 00 00 00)
28
1C
Set
NV
Maximum velocity setpoint
DINT
Maximum velocity set-point for setting
warning flag (47)
(0x3F FF FF FF)
29
1D
Get
V
Acceleration value
DINT
Current acceleration (32 Bit)
Format (30) und (31)
30
1E
Set
NV
Acceleration format
ENG
UNIT
Format of acceleration value
0x0810: cps/s
0x0811: rpm/s
0x0812: rps/s
(0x0810)
31
1F
Set
NV
Acceleration resolution
DINT
Minimum resolution of acceleration
value
(0x00 00 00 01)
32
20
Set
NV
Minimum acceleration setpoint
DINT
Minimum acceleration set-point
(0x00 00 00 00)
33
21
Set
NV
Maximum acceleration setpoint
DINT
Maximum acceleration set-point
0x3F FF FF FF
41
29
Get
V
Operating status
BYTE
Operating status encoder
Bit 0: Direct. 0 (inc.) 1 (dec.)
Bit 1: Scaling 0 (off) 1 (on)
Bit: 2…4 Reserved
Bit: 5: Diag. 0 (off) 1 (on)
Bit 6…7 manuf. spec.
42
2A
Get
NV
Physical resolution span (PRS)
DINT
Number of steps per rev
Basic = 15 bit
Advanced = 18 bit
(single-turn part)
(0x00 04 00 00)
43
2B
Get
NV
Physical resolution
number of spans
INT
Number of revolutions
(multi-turn part)
(0x00 01) single
(0x10 00) multi
44
2C
Get
V
Alarms
WORD
Flags for alarms (errors)
45
2D
Get
NV
Supported alarms
WORD
Information on supported alarms
0x3003
46
2E
Get
V
Alarm flag
BOOL
Indication of set alarm
0: OK
1: Alarm error
47
2F
Get
V
Warnings
WORD
Flags for warnings
48
30
Get
NV
Supported warnings
WORD
Information on supported warnings
0x673C
Attribute ID
(dec)
Attribute ID
(hex)
Access
rule
(1)
NV /
V
(2)
Name
Data type Description
Min. / max
(default)