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Help & Info
TIA568 Wiring Standards
How to decide which wiring pattern to use:
1. Does the job specification call out a wiring pattern?
2. Does the customer/end user have a preference for T568A or T568B?
3. Have patch panels already been purchased for the job? If so, they will probably be either T568A or T568B. The jacks should be wired to the same pattern as the panels.
4. Are you adding on to an existing wiring plant? If so, your new wiring should match the existing wiring.
If none of the factors above apply, either T568A or T568B may be used. It is important to ensure that the workstation connectors and the patch panels are wired to the same pattern. T568B is commonly used in commercial installations, while T568A is prevalent in residential installations.
Click Here for a Full-Color Acrobat pdf file ( 697k ) - Right click to save it to disk.
For a more complete selection of products (no online ordering available at that site), visit the original Lashen Electronics website located at http://www.lashen.com.
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Pulser Cable Fault Locator
Model PE2003 Pulser fills in the hole of your buried cable troubleshooting tool set. The Model PE2003 Pulser lets you identify the exact location of even the smallest breaks in the insulation of buried cables. The portable transmitter "pulses" a high voltage signal that radiates into the earth at the location of the faults. With the A-Frame mounted receiver, a visual analog meter points the way to the source of the voltage. Multiple faults on a single wire can be identifies indicating the need to replace instead of repairing. Each Pulser comes complete with a rechargeable transmitter, DC (cigarette lighter) adapter and complete operating instructions. Extra long test leads feature heavy duty alligator clips for use on multiple cable types. Built to withstand years of demanding service, the Model PE2003 Pulser is a great complement to any buried cable locator.
Technical Specifications
| Power requirements: |
Transmitter - one 12V rechargeable battery
Receiver - one 9V battery |
| Battery Life: |
Transmitter - 23 hours per charge
Receiver - 200 hours |
| Transmitter Power: |
3400VDC peak |
| Voltage Protection: |
240VAC, 400DC |
| Construction: |
Transmitter- aluminum housing in polyethylene case
Receiver - powder coated aluminum |
| Dimensions: |
Transmitter - 17" x 8.5" x 6.5"(in case)
Receiver - 33.5" x 21.75" x 3.25" (on A-Frame) |
| Weight: |
12.5 pounds complete |
Price: $1,177.72
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