Adept Python - Manual (Page 63)

Theta Module Options
Adept Python Modules User’s Guide, Rev. E 63
Gear Ratio
The LT1 Theta module uses a high-precision Harmonic Drive component set for the gear
reduction in its drive mechanism. The gear ratio is 30:1.
Module Preparation (Assembly)
The LT1 Theta module comes standard with a painted motor cover. An optional
ESD-resistant nickel-plated motor cover is available.
Cleanroom Modules
All Theta modules have cleanroom compliance as a standard feature. The Theta module
meets Class 10 Airborne Particulate Cleanliness Limits, as defined by Federal Standard
209E. See
“Module Preparation (Assembly)” on page 51 for information on cleanroom
versions of modules.
Interface
The LT1 Theta module comes standard with a 20 mm diameter output shaft. An optional
user flange is also available. See
“Single-Axis Theta Modules” on page 75 for the
mounting dimensions for the standard shaft and optional flange.
Figure 4-1. LT1 (Theta) Module with User Flange