Dunraven Systems Ltd | Easy Fit Guide

Dunraven Systems | Easy Fit Guide

Step 1: Measure the tank height and from the height chart set the relevant switches on the receiver, using a screwdriver or tip of ball point pen, flip the relevant switches upwards (=ON). e.g.Tank height 900mm set switches 4 & 8. Click here for the full instructions in PDF format .
Step 2: Plug receiver into a suitable and convenient electrical socket and switch on. The display screen on the front of the receiver will show a flashing top bar. This indicates that the receiver is awaiting a unique code. The flashing top bar will last for 2 minutes during which time you can match the transmitter to the receiver.
Step 3: Hold the transmitter against / touching the receiver on the right hand side, so that the black dots are touching each other, with the label side facing the receiver, as shown, for about 20 seconds to allow the unique code to be transferred. The bars will increase up the display screen. ONLY when all 10 bars are shown, will they flash to indicate that, the unique code is transferred.
Step 4: The procedure is the same for fitting both old and new tanks. For tanks with pre-drilled 20mm or 32mm hole just remove cap from hole and insert transmitter, ensuring the weather seal is securely in place. Ensure the transmitter is vertical on top of the tank. Tighten on to the tank using the 2 screws supplied. Do not over tighten.

Do's and Dont's Of Fitting a Transmitter:

The Apollo transmitter is a high resolution ultrasonic measuring device. It can be used on any kind of tank. The ultrasonic transmitter is very simple to fit onto your tank but you must take a few things into account when fitting. Remember, the transmitter rocket sends an ultrasonic signal down to a surface and the signal bounces back. If something obstructs the transmitter's view of the oil it will send you the distance reading of whatever the obstruction may be. The following are a few things that you should keep in mind;

Possible Problematic Scenarios

Taking into account the zone of sensitivity we shall now look at some of the things that you should keep in mind when installing the transmitter. If you can be ever conscience of these items, you will have a successful fitting every time.

The Right Way

Taking this all into account the installation is now quite straight forward. Below is an illustration that shows you the correct way to install the transmitter on a ribbed tank;

The Wrong Way:

There are a couple of fitting tips you should keep in mind. It has to be remembered that the transmitter needs to be securely fitted in a vertical position on the tank. The following transmitter placements would cause issues;



For a diagram that depicts best practice of fitting the transmitter to a number of different shaped tanks, please view the following PDF document examples;

Example One
Example Two
Example Three
Example Four
Example Five