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2. PRINCIPLE OF OPERATION

2.1 Taking a Reading

If you have bought Apollo as a package with Skye sensors, then it is ready to take a reading 

immediately. If you have not ordered an Apollo package, and have another, suitable, sensor to use, please 
see Section 2.2 to configure Apollo to work with it.

Install the battery provided, ensuring it is correctly fitted, and attach the sensor via the 5-pin socket 

located at the top of Apollo, by matching the sensor and plug using the locating pin, then screwing it finger  
tight. There is only one way the socket and plug will match, please be careful.

Switch Apollo on and you will be greeted by a welcome message, then a message that informs you 

which sensor configuration is used. After this you are shown the live reading from the sensor on the top line,  
along with the units on the bottom line.

Apollo can show the reading in two different units, which can be toggled between in the live reading 

screen using the tu buttons. Default units are usually mW m-

and W m

-2

,. See Section 2.2 for information on 

how to change these units.

For an accurate reading, ensure the sensor is as stationary as possible, and if measuring solar  

radiation levels, the sensor is fully upright (Skye also offer a "levelling unit" that will be very useful in field  
readings - please see Accessories in  Appendix 1). We recommend you take a note of your geographical 
location and time of day (so that you may obtain the solar zenith angle at the time), and also cloud cover 
(0 to 10 as per WMO instructions, where 0 = no cloud cover, and 10 = 100% cloud cover).

If you have more than one sensor in your package, then you may have seen the wrong sensor name 

come up. This will result in an incorrect reading being shown. To change the sensor configuration used to the 
correct one, go to Menu > Sensor to Use > "Choose appropriate sensor 1-6". The name of the sensor whose 
configuration you have selected will show up when you return to Menu > Read Sensor to the live reading.

2

Apollo Display Meter

Содержание APOLLO SKA 400

Страница 1: ...Apollo Display Meter SKA 400 Skye Instruments Ltd 21 Ddole Enterprise Park Llandrindod Wells Powys LD1 6DF UK Tel 44 0 1597 824811 skyemail skyeinstruments com www skyeinstruments com Iss 1 1...

Страница 2: ...ems Feel free to contact us via our e mail or any of the methods below Click on the icons to browse to the sites or search for the usernames below Have a Smartphone Scan this QR code to access our web...

Страница 3: ...2 Switch on Read Sensor 6 4 3 Sensor to Use 7 4 4 Level Offset 7 4 5 Check Battery 8 4 6 AutoOff Period 8 4 7 Rd Sensor Setup 8 4 8 Wr Sensr Setup 9 4 9 Serial Number 9 4 10 Firmware Versn 9 4 11 Msg...

Страница 4: ...art taking readings instantly Apollo is compatible with single channel voltage output sensors with outputs in milliVolts and Volts which in turn can be scaled to Wm 2 mWm 2 UV Index using data supplie...

Страница 5: ...can be toggled between in the live reading screen using the tu buttons Default units are usually mW m 2 and W m 2 See Section 2 2 for information on how to change these units For an accurate reading e...

Страница 6: ...nfiguration is used Units Scale1 The name of the units of scale 1 By default this is set as mW m 2 Again this can be edited to any phrase the user prefers limit of 12 characters This is shown on the R...

Страница 7: ...can be edited to any relevant phrase the user prefers limit of 12 characters including spaces O P Units mV Sc 1 This number relates to how Apollo scales the voltage output of the sensor to a meaningfu...

Страница 8: ...rves no other function Esc Off This button when pressed once will cancel the current operation without making any changes and exit out of the current menu A long 3 sec press will turn Apollo off It wi...

Страница 9: ...hose configuration will be used in the reading is shown briefly 2 seconds as well as the units of the reading shown on the next screen The next screen will be the actual sensor reading on the top line...

Страница 10: ...l now show in milliVolts rather than the units shown in Read Sensor option this is the raw reading from the sensor and the reading with least error potential Once you have a stable reading press Enter...

Страница 11: ...itself off after a set amount of time of inactivity default is 5 minutes i e a period where no buttons are pressed When this menu is entered the current AutoOff setting is shown The default time can b...

Страница 12: ...from another manufacturer This menu option is extremely important to the accuracy of Apollo s readings and should not be accessed unless the user understands the principles involved Section 2 2 4 9 Se...

Страница 13: ...when its buttons are pressed The default sound is Minimal The options are Minimal Full and No Beeps Use tukeys to navigate to the preferred option then the Enter button to confirm choice A message wil...

Страница 14: ...a message will apear prompting a battery change Apollo s readings will remain accurate until the LCD display fades These values are based on an alkaline battery being used Apollo has an AutoOff functi...

Страница 15: ...rrect orientation according to the marks inside the battery box If this still does not solve the issue the battery may be dead try replacing with a fresh one Apollo switches itself off the battery is...

Страница 16: ...he control reading and measure all readings relative to this value i e is it more less than this value and by how much This offset is erased if Apollo is switched off at any time and all readings afte...

Страница 17: ...the requirements set out in Appendix 2 and we can always help you out here at Skye give us a call or drop us an e mail If you know it should be compatible and are confident you know which connection...

Страница 18: ...g Wm 2 mWm 2 UV I units etc battery test Resolution Accuracy 20 bit A to D converter Typically 0 008 At 20o C Sensor Input 1 Channel Voltage Power 1x 9V PP3 battery up to 14 hour use Operating Range...

Страница 19: ...optional accessories we think are very useful to have in the field Skye Levelling Unit SKM 221 This easy to use levelling system allows the user to increase the accuracy of sensor readings ensuring i...

Страница 20: ...ring the spectrum of UV that is useful to vitamin D production in animals UV B Sensor SKU430 Monitors the amount of UV B 280 315nm light that reaches Earth Excellent for measuring the spectrum of UV t...

Страница 21: ...APPENDIX 3 MENU NAVIGATION TREE 18...

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