Model 2090 Multi-Device Controller
Bit Name
Description
1 - Parameters Lost Set at startup if the Model 2090 detects
that previous settings have been lost
2 - Motor
Not
Moving
Indicates a device stuck condition. The
controller automatically generates a
STOP condition to protect the motor.
3 - Motor
Not
Stopping
Indicates that the device failed to stop
moving when commanded.
4 - Moving
Wrong
Direction
Indicates that the device moved in the
opposite direction of that commanded.
5 - Hard Limit Hit
Indicates that the device is unable to
move because it is at a hardware limit.
6 - Polarization
Limit Violation
Indicates that the tower was told to
change polarization while it was
outside the position limits specified for
the new polarization.
7 - Communication
Lost
Indicates that the controller is unable to
communicate with the device over the
fiber optic link.
8 - Flotation
Violation
Indicates that an air flotation turntable
was told to turn flotation off while it
was moving.
9 - Encoder
Failure Indicates that the Model 2090 has
detected device encoder behavior
consistent with a fault in the encoder,
its wiring, or connections.
10 - Trigger
Failure This error indicates that the Model
2090 has detected an overflow in the
trigger queue register.
11 - Overheat
This error indicates that the Model
2090 has detected that either the motor
or control board has exceeded the
corresponding maximum temperature.
12 - Relay Failure
This error indicates that the Model
2090 has detected the motor drive
relays are not switching properly.
The remaining bits are undefined. Refer to “Appendix B:
Model 2090 Error Code Reference” for more information
on troubleshooting error conditions.
©ETS-Lindgren, April 2006
87
Revision G– P#399199
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
