Author: SEMGeeks

Wildfires are a common, yet dangerous, problem faced by Americans, especially in the southern and western parts of the country. In fact, in 2019, there were 50,477 wildfires, burning almost 4.7 million acres, according to information provided by the National Interagency Fire Center. This year's fire season has been declared a major disaster by President Trump, reaching a historic scale and still growing. The Damaging Effect of Wildfire Smoke Wildfires burn vegetation, forests and agricultural land and can also impact our homes, businesses and infrastructure such as roads and power supply. Fires...

Unboxing An Optical Survey Prisms Today we are going to do a quick unboxing of a large optical survey prism. First thing we are going to open up here is going to be the box of hardware. Here we have a couple of standoffs that you can use if you are using this with some traditional survey mounts. We have another standoff adapter here. We have the hardware for fastening everything onto the prism itself. We have our small ankle bracket arm here, and then we have...

Unboxing a Large Reference Prism This is the large reference prism here and it comes in two boxes. Let's start with the small one here. We've got our hardware and two different standoffs for a survey pole mount. We've got another standoff for a survey pole mount. There are various sizes and there are small angle brackets and a couple of screws and washers. We also have the main large angle bracket. And in the large box here, got our solar and rain shields. Then we have the main prism....

Setting the Azimuth Angle - Topcon (AMTS) Total Station Today we are going to be taking a look at setting the azimuth angle on your Topcon total station. The first thing that we are going to want to do is to aim our total station at the prism that we are going to use the center angle. Once we do that, once we aim at that prism, we will see that the sighting collimator, the white triangle, is visible when we look straight down the barrel there. Now we are...

How to Measure Flow Rate on the Aeroqual AQS1 or Aeroqual Dust Sentry Monitors Today I am going to show you how to measure the flow rate on the Aeroqual AQS1 or Dust Sentry Units. So we are going to use the Rotameter that comes with the service kit. Measuring and Adjusting Flow Rate on the Dust Monitor: Simply remove the TSP head and attach a rotameter using the quick connect. You will hear it click in place. We can measure the flow rate on this rotameter Now I am...

Installing Aeroqual Mounting Brackets This Aeroqual mounting bracket is quite flexible. It can be used on poles, on tripods, and it could be drilled into the wall. So, this bracket that we have here, I put a hose clamp that's attached by the two center holes here, and you can also use U-bolts. On this tripod here, you can see it's secured by two U-bolts at the back of the tripod there. And if you see the two holes right at the very front, you can drill straight into a...

Downloading Data from Your Series 500 Handheld Monitor The assumption here is that you already have gone to the Aeroqual website and downloaded the software. You should have your S-500 monitor with some log data, your data cable. Software Steps for Downloading the Aeroqual S500 Data to your Desktop Get hold of our S-500 monitor. We are going to plug in the data cable, and then we’re going to plug the data cable into a USB port on the side of our PC. Once you’ve done that, then you can...

How to Attach a Gas Cylinder to the AQS1 Air Quality Monitoring System We are going to be doing this so we can calibrate the VOC module. First up, you need a calibration kit from Specto Technology. Secondly, we want to attach our tubing to the AQS1 unit, so simply take the filter off the tubing. Two ends, this is a Swagelok tee piece, and this is our end for the cylinder. Attach the Swagelok tee piece to the AQS1 unit. Then, we want to take out our gas cylinder....

Checking a Leak on Your Dust Monitor - AQS & Dust Sentry Units Today we are going to show you how to do a leak check on your dust monitor. This can be inside the AQS one or dust entry units. What you will need for this Dust Monitor Leak Check is: A vacuum gauge, which comes with your service kit. We are going to remove the TSP head, and we simply click our vacuum gauge in place, like so. Performing a Leak Check The first thing we need to...

Calibrating the BSWA Sound Level Microphone with the Outdoor Microphone Assembly The outdoor sound level microphone assembly will be connected to an extension cable. So to calibrate, simply unscrew the outdoor mic Take your calibrator Perform your calibration Reassemble the outdoor protection Continue monitoring ...