User guide

63
> Rotary Positioners
Parameter Units
Positioner Model
AL- 4271-1 AL- 4272-1 AL- 4273-1 AL- 4274-1 AL- 4275-1 AL- 4275-1SP
Options*
EN001
Incremental Encoder
(Standard Accuracy)
Opt Opt Opt Opt Opt Opt
Accuracy – Azimuth
deg ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03
Accuracy – Elevation
deg ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03
EN002
Direct Incremental Encoder
(High Accuracy)
Opt Opt Opt Opt Opt Opt
Accuracy – Azimuth
deg ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005
Accuracy – Elevation
deg ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005
EN003
Direct Absolute Encoder
(High Accuracy)
Opt Opt Opt Opt Opt Opt
Accuracy – Azimuth
deg ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005
Accuracy – Elevation
deg ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005 ± 0.005
EN004
Absolute Encoder
(Standard Accuracy)
Opt Opt Opt Opt Opt Opt
Accuracy – Azimuth
deg ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03
Accuracy – Elevation
deg ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03 ± 0.03
SR Slip Ring
3
SR051L
SR101L
SR201L
SR301L
SR402L
SR051L
SR101L
SR201L
SR301L
SR402L
SR051L
SR101L
SR201L
SR301L
SR402L
SR051L
SR101L
SR201L
SR301L
SR402L
SR051L
SR101L
SR201L
SR301L
SR402L
SR502L
SR051L
SR101L
SR201L
SR301L
SR402L
SR502L
RJ Rotary Joint
RJ12U
RJ18U
RJ26U
RJ40U
RJ50U
RJ12U
RJ18U
RJ26U
RJ40U
RJ50U
RJ12U
RJ18U
RJ26U
RJ40U
RJ50U
RJ12U
RJ18U
RJ26U
RJ40U
RJ50U
RJ12U
RJ18U
RJ26U
RJ40U
RJ50U
RJ12U
RJ18U
RJ26U
RJ40U
RJ50U
TH
Central Thru-Hole Inner
Diameter
------
in ------
mm ------
EX Internal Harnessing
EX002 EX002 EX002 EX002 EX002 EX002
CF Connector Format
------
LS Leveling Screw (set)
Built-In Built-In LS001-3 LS001-3 LS001-6 LS001-6
ST Stow Lock
------
MM Mounting Thread
MM002
MM003
MM002
MM003
MM002
MM003
MM002
MM003
MM002
MM003
MM002
MM003
IC Interlock Circuit
IC001 IC001 IC001 IC001 IC001 IC001
*See Options Glossary on page 132 (-) N/A Opt Optional