Collaboration Case:  Read Error Signal

Description:  Read error signal from Lock-in Amplifier

Role(s)/Actor(s): 
Primary: PRIMA Metrology Control System
Secondary: Lock-in Amplifier

Priority: Critical

Performance: 100msec

Frequency: At any time

Preconditions: 

• Lock-in Amplifier and Detector are ONLINE

Basic Course: 

• Send command READDET to the Light Source Stabilization sub-system
• Light Source Stabilization sub-system reads error signal from the Lock-in Amplifier
• Light Source Stabilization sub-system stores the error signal in the OLDB
• Light Source Stabilization sub-system sends OK/ERROR reply with the error signal

Postconditions: 

• Error signal updated and stored in OLDB

Issues to be Determined or Resolved: 

Notes:...

Last modified: Wed Feb 5 14:45:12 MET 2003