DEK高级培训资料.pdf - 第62页
Sensor & Switch Sche matics Solid State Senso rs: Through-beam opto Long-throw opto Capacitive proximit y Sensors Issue 2: July 2007 Switches: Reed switch Safety Switch Micro-switch Pressure Switch
Sensors and switches
Issue 2: July 2007
Objective 8: Identify and test sensors and switches
Sensor & Switch Schematics
Solid State Sensors:
Through-beam opto
Long-throw opto
Capacitive proximity
Sensors
Issue 2: July 2007
Switches:
Reed switch
Safety Switch
Micro-switch
Pressure Switch
Sensors tasks
•
Monitor the signal output of the camera ‘Y’
home sensor using the diagnostics software
•
Measure the supply voltage at the camera Y
home sensor
Issue 2: July 2007
home sensor
•
Measure the signal voltage output from the
sensor in both on and off states
•
Repeat the tasks above for the rail lifted right
sensor
•
Is there a difference? If yes why?
Task: Complete the details in your workbook