Rockwell Automation Publication 2198-UM002L-EN-P - October 2021 117
Chapter 4 Connector Data and Feature Descriptions
Absolute Position Feature
The absolute position feature tracks the position of the motor, within the
multi-turn retention limits, while the drive is powered off. The absolute
position feature is available with only multi-turn encoders.
Figure 71 - Absolute Position Limits (measured in turns)
Table 64 - Absolute Position Retention Limits
Encoder Type
Cat. No.
Designator
Rotary Motor
Cat. No.
Linear Actuator Cat. No.
Retention Limits
Turns (rotary) mm (linear)
Hiperface DSL
-P
VPL-A/Bxxxxx-P
VPF-A/Bxxxxx-P
VPS-Bxxxxx-P
VPAR-A/Bxxxxx-P 4096 (±2048) –
-W
VPL-A/Bxxxxx-W,
VPF-A/Bxxxxx-W
VPH-A/Bxxxxx-W
VPAR-Bxxxxx-W 4096 (±2048) –
-Q
VPL-A/Bxxxxx-Q
VPC-Bxxxxx-Q
VPF-A/Bxxxxx-Q
VPH-A/Bxxxxx-Q
VPAR-Bxxxxx-Q 512 (±256) –
Hiperface
-M
VPC-B3004x-M
MPL-A/Bxxxxx-M
MPM-A/Bxxxxx-M
MPF-A/Bxxxxx-M
MPS-A/Bxxxxx-M
HPK-B/Exxxxx-M
MPAR-A/B3xxxx-M
MPAI-A/BxxxxxM
2048 (±1024) –
-M1 / -M2 MMA-Bxxxxxx-M1/M2 –
-V MPL-A/Bxxxxx-V
MPAS-A/Bxxxx1-V05, MPAS-A/Bxxxx2-V20
MPAR-A/B1xxxx-V, MPAR-A/B2xxxx-V
MPAI-A/BxxxxxV
4096 (±2048) –
Hiperface (magnetic scale) -xDx –L
DAT-Sxxxxxx-x
Dx – 960 (37.8)
EnDat
-7 RDB-Bxxxxxx-7 – 1024 (±512) –
-Y VPC-Bxxxxx-Y –
128 (±64) –
-M3 / -M4 MMA-Bxxxxxx-M3/M4 –
+2048-2048 +1024-1024
+64
-64
+256-256
+512
-512
0
-128
+128
Position at Power Down
4096 Turns
2048 Turns
512 Turns
128 Turns
1024 Turns
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