APG DCR-WEB user manual - Manual (Page 7)

Rev. A3, 10/08 DCR-WEB
7
Automation Products Group, Inc.
APG...Providing tailored solutions for measurement applications
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • [email protected]
• Installation
Accurate readings require a clear sound path to the intended target. The path
should be free from obstructions and as open as possible. Follow the guidelines
mentioned in “Understanding Ultrasonics”.
The DCR-WEB should be installed using the 4 screws through 4 holes in the
bottom of the enclosure.
Inputs
• 110 VAC Power
• 4 button Key Pad
Mode Up, Mode Down, Number Up and Number Down Keys.
• 0-10 V Invert
When a switch is closed across the INV-SW terminals, the port on the
processor is pulled low the distance programmed in the 0 V distance
becomes the 10 V distance and the distance programmed in the 10 V
distance becomes the 0 V distance.
• Alternate Program
When a switch is closed across the AP-SW terminals the DCR can be
programmed with a second setup that will be stored for that switch
position.
Outputs
• Isolated 0-10 V output
To connect to a variable speed drive for loop control.
• Two 5 A Relays
Fully programmable.
Can be jumpered Normally Open or Normally Closed
(Default = NO) *See drawing on next page
• Display
2 X 8 LCD alphanumeric display that displays the detected distance or the
mode value on the top and the parameter on the bottom.