What To Look For In Used Surveying Equipment - Part 2

Used Tellurometer

Unlike the geodimeter, the tellurometer uses radio waves for measuring distances. And because radio waves are used, this surveying device can be used either day or night. This device is easy for carrying on the site and can operate efficiently with batteries of 12 or 24 volts. Usually for a accurate measurement, the user of the tellurometer needs an assistant who is trained to operate the second unit that is place at the other end of the distance that need to be measured. When searching for a surveying equipment for sale, look for a used tellurometer that is durable and effective. Make sure that the exterior of the telurometer is undamaged and free of scratches. Again, any signs of exterior damages can indicate that the device has not been properly maintained by the previous owner. The batteries inside the device should be new.

Used GPS Equipment

The global positioning system, or shortly known as GPS, allows the users to measure distances and to gather information more accurately and in timely manner. The GPS device that is used by the surveyors around the world is actually a GPS receiver that picks up the signals from the satellites into the Earth's orbit. The GPS unit enables you to measure latitude, longitude, elevations and etc. Used GPS units may have week reception from the satellites. Their touchscreens might not work properly. You should always look for a second hand GPS device that has excellent touch sensitive screen without scratches and black dots. The GPS unit that you are planning to buy needs to be able to establish excellent communication with the satellite network.

Used Planimeter

Surveyors use the planimeter when they need to identify the area, whether it is neat rectangle, oddly shaped piece of terrain, or a hilly. Although old fashioned, the planimeter is still very useful and effective surveying instrument. The plainmeter that you are planning to buy needs to be in good condition. The arms of the planimeter should not be warped or bent in any way. You need to make sure that the scale and all other elements are in excellent working condition.

Other useful Surveying Equipment For Sale

The tape measure is another useful surveying tool . Look for tape measure that is not dirty or smudged.

As a buyer of second hand surveying equipment, you shouldn't be focused only on saving money. Take time to inspect closely the surveying equipment so that any visible damages can be identified. You need to be completely sure that you have found a set of surveying equipment that is working smoothly without any problems. For more information check online for available second hand surveying equipment for sale.

Continuing from part 1 "What To Look For In Used Surveying Equipment"