Trimble S - Location of servo system; Technical specifications; Function description

Chapter 3
Theory of Operation
Trimble S, VX, SPS & RTS Service Manual3 - 32 P/N 57150002, Revision 5.0
F
Location of servo system
Fig. 3-31 Servo unit location
Technical specifications
Speed: 2 rad/s (115°/s), Speed for Trimble S3: 1.5 rad/s (85°/s)
Acceleration: 3 rad/s2
Positioning speed: 180° takes 3,2 s
Accuracy: 1cc
Function description
The servo system contains of:
• SRC board incl. magnets
• Motor winding mounted on the MSB board
• Two accelerometers for horizontal servo system
SRC board incl. magnets
SRC board
incl. magnets
MSB board
incl. motor winding
MSB board
incl. motor winding