Document Outline

• Fan-Aspirated ISS Retrofit Kit
• These instructions describe how to install the Vantage Pro® Fan-Aspirated Integrated Sensor Suite...
• Components
  • The Fan-Aspirated ISS Retrofit Kit includes the following components:
• Tools for Setup
  • In addition to the kit, you will need the following tools:
• Installation Outline
  • CAUTION: Please work on your Vantage Pro ISS in a safe place. We strongly recommend that you remo...
  • ISS With Internally Mounted SIM
    • These are the procedures required to install the Fan-Aspirated ISS Retrofit Kit on an ISS that ha...
      • 1. Remove the ISS from its installed position.
      • 2. Disconnect all cables from the old Sensor Interface Module (SIM) and remove the SIM from the r...
      • 3. Mount the new Temp/Hum module.
      • 4. Re-assemble the radiation shield.
      • 5. Locate and cut the rain collector cable.
      • 6. Splice on the rain collector cable extension.
      • 7. Connect sensor cables to the new SIM.
      • 8. Power the SIM.
      • 9. Decommission the Old SIM (Wireless models only).
      • 10. Test Communication between the ISS and the console.
      • 11. Mount the ISS and the SIM Housing.
      • 12. Return the old SIM to Davis.
  • ISS With Externally Mounted SIM
    • These are the procedures required to install the Fan-Aspirated ISS Retrofit Kit in an ISS that ha...
      • 1. Remove the ISS from its installed position.
      • 2. Open the radiation shield.
      • 3. Mount the new Temp/Hum module.
      • 4. Re-assemble the radiation shield.
      • 5. Disconnect all cables from the old SIM.
      • 6. Connect sensor cables to the new SIM.
      • 7. Power the SIM.
      • 8. Decommission the Old SIM (Wireless models only).
      • 9. Test Communication between the ISS and the console.
      • 10. Mount the ISS and the SIM Housing.
      • 11. Return the old SIM to Davis.
    • Use these procedures to install the retrofit kit on an ISS that has the SIM mounted inside the ra...
  • Procedure 1. Remove the ISS from its Installed Position.
    • In order to take down your ISS you will first need to disconnect the anemometer cable. If you hav...
      • CAUTION: Please work on your Vantage Pro ISS in a safe place.
        • 1. At your Vantage Pro console, press and hold the DONE key and then press the “-” (down arrow) k...
        • 2. If you have mounted the anemometer remotely from the ISS or if you have a cabled ISS you will ...
        • 3. Locate the SIM inside the upper section of the radiation shield.
        • 4. Disconnect the WIND sensor (anemometer) cable.
        • 5. If you have a cabled station, you will also need to disconnect the Console cable from the SIM.
        • 6. You can now remove the ISS from its mounted position. Move it to a safe place to install the k...
  • Procedure 2. Disconnect all cables from the SIM and remove the SIM.
    • The Sensor Interface Module (SIM) consists of a PC board and cover. The SIM contains the ISS’s se...
• Fan-Aspirated Radiation Shield SIM Cable Connections
  • 1. Unplug all cables from the SIM.
  • 2. The SIM transmitter board, dust cover, and rear cover plate (not shown) are attached to the to...
  • 3. Remove the SIM power cable, solar panel cable and the Sensor Interface Cable from the junction...
• Junction Board Connections
  • Procedure 3. Mount the New Temp/Hum Module
    • 1. Remove the fan and fan deflector from the lower section of the radiation shield.
• Fan Installation
  • 2. Remove the old Temp/Hum module from the radiation shield and unplug it from the junction board.
  • 3. Install the new Temp/Hum module, being sure to set the sensor cable in the cable channel in th...
  • 4. Reinstall the fan and fan deflector.
  • 5. The new SIM power cable has a brown terminal at one end and a white terminal at the other end....
• Installing the Temp/Hum Sensor
  • Procedure 4. Re-assemble the radiation shield.
    • 1. Line up the threaded rods on the upper section of the radiation shield with the mounting holes...
    • 2. Slide the two sections partially together, leaving enough clearance so you have access to the ...
    • 3. Check the Junction Board connections: fan motor, SIM power and Solar (SOL) power (wireless mod...
    • 4. Install the Junction Board cover as shown above. The cover installs easily by pressing it into...
    • 5. Slide the two sections of the Radiation Shield completely together.
    • 6. Fasten the two sections together using the 3 flat washers, lock washers, and wing nuts. The wi...
  • Procedure 5. Locate and cut the rain collector cable.
    • These cables must be extended in order to reach the SIM housing.
      • 1. Locate the rain collector cable hanging underneath the rain collector base.
      • 2. Take the wire cutters and cut the rain collector cable next to the modular “phone-style” conne...
  • Procedure 6. Splice on the rain collector cable extension.
    • For the best connection, note the following suggestions:
      • 1. Use a wire stripper or a knife to strip away about 1º inches (38 mm) of the jacket (the outer ...
• Strip Shielding
  • 2. Take a wire from one of the cables and place it into one of the holes at the end of a splice c...
  • 3. Take the same colored wire from the other cable and place it into the other hole at the end of...
• Providing
• Strain
• Relief
  • 4. Use pliers to snap the cap into place, securing the wires.
  • 5. Repeat this procedure for each pair of wires to be spliced.
  • 6. Use a cable tie to secure the two cables together as shown.
  • 7. Gather the wires and splice connectors neatly together and secure with a cable tie in a protec...
  • Procedure 7. Connect Sensor Cables to the New SIM.
    • The ISS sensors are connected by cables to the Sensor Interface Module (SIM), located inside the ...
      • 1. Take one of the square rubber grommets from the bottom of the SIM housing and run the cables f...
      • 2. Wireless ISS: Run the SIM Power cable through this first grommet.
      • 3. Take the second square rubber grommet and run the Rain Collector, Anemometer, and Temp/Hum sen...
      • 4. Cabled ISS: run the console cable through this second grommet.
      • 5. Install the first grommet in the left slot in the SIM housing, and install the second grommet ...
      • 6. Refer to the ISS SIM Connections illustration and connect only the sensor cables as shown. You...
  • Procedure 8. Power the SIM.
    • Powering the Cabled ISS SIM
    • Powering the Wireless ISS SIM
    • Wireless versions of the ISS receive most of their power from the solar panel installed next to t...
• DavisTalk Transmitter ID DIP Switch Settings
  • 1. Install the new battery in the SIM. The green test LED should blink once on power up.
  • 2. Check that the DavisTalk transmitter DIP switches on the new transmitter board match those on ...
  • 3. Connect the SIM power cable.
  • Procedure 9. Decommission the old SIM (Wireless ISS only)
    • Even after removing the battery, the old transmitter board will still have some power reserves an...
      • 1. Remove the battery from the old SIM.
      • 1. Use a pen or other device with a fine point to change the setting of DIP switch # 1, #2, or #3...
      • 2. As an added precaution, change the old transmitter board DIP switch #4 to the ON position. Thi...
  • Procedure 10. Test Communication
    • Test your ISS to verify it is communicating with your Vantage Pro console by spinning the wind cu...
  • Procedure 11. Mount the ISS and SIM Housing
    • Refer to the following illustrations and refer to this section in your ISS Installation Manual to...
      • 1. To prevent erroneous rain counts by your rain collector, put the console into Setup Mode befor...
      • 2. Install the ISS in it’s former location.
      • 3. Install the SIM housing adjacent to the ISS as shown in the illustrations.
      • 4. When you have finished mounting the ISS, exit Setup Mode on the console by pressing and holdin...
      • 5. Return the old transmitter board to Davis Instruments in the new board’s shipping box. Use the...
      • 6. (Wireless Models only) Please be sure the battery has been removed from the old board before s...
  • Procedure 12. Return the Old SIM to Davis
    • 1. Please return the old SIM and SIM housing (if you have one), in the Fan- Aspirated ISS Retrofi...
    • 2. Include the shipping paperwork you received with the Retrofit Kit.
    • 3. Ship to: Davis Instruments
    • Use these steps to install the retrofit kit on an ISS that has the SIM mounted externally in the ...
  • Procedure 1. Remove the ISS and SIM Housing from their Installed Position.
    • You need to move the ISS to a safe place where you can disassemble the radiation shield and repla...
      • CAUTION: Please work on your Vantage Pro ISS in a safe place.
        • 1. At your Vantage Pro console, press and hold the DONE key and then press the “-” (down arrow) k...
        • 2. Open the SIM housing and unplug the anemometer sensor cable, labeled WIND.
        • 3. If you have a cabled station, unplug the console cable from the SIM.
        • 4. Remove the ISS and the SIM housing. Move them to a safe work area.
  • Procedure 2. Open the Radiation Shield
    • 1. Remove the three screws connecting the rain collector base from the mounting bracket as shown ...
    • 2. Lift the rain collector base off of the mounting bracket.
    • 3. Remove the cardboard packing insert and discard.
• Removing the Rain Collector Base
  • 4. Remove the three (3) screws connecting the mounting bracket to the radiation shield.
  • 5. Lift the mounting bracket off of the radiation shield.
  • 6. Remove the top two (2) radiation shield plates to expose the fan plate and junction board.
• Removing the Mounting Bracket
  • Procedure 3. Mount the new Temp/Hum module
    • 1. Remove the Fan from the lower section of the radiation shield.
• Fan Installation
  • 2. Remove the old Temp/Hum module from the radiation shield and replace with the new Temp/Hum mod...
• Installing the Temp/Hum Module
  • 3. Reinstall the fan making sure the sensor cable is set into the cable channel.
  • Procedure 4. Re-assemble the Radiation Shield
    • Refer to the disassembly drawings shown in Step 2 to re-assemble the Radiation Shield.
      • 1. Make sure the Temp/Hum sensor cable runs through the cable channel molded into the fan plate.
      • 2. Install the Junction Board Cover as shown in the illustration. The Junction Board Cover should...
      • 3. Place the two radiation shield plates on top of the fan plate, open plate first with the close...
      • 4. Gently place the mounting bracket on top of the radiation shield, being careful to line up the...
      • 5. Hold the mounting bracket in place with one hand while you start the three (3) long screws.
      • 6. Place the rain collector base on top of the mounting bracket and fasten using three screws. Do...
      • 7. Install the rain collector cone on the base, making sure that nothing inside the cone interfer...
  • Procedure 5. Disconnect all Cables from the Old SIM.
    • Open up your old SIM housing and disconnect all cables from the SIM.
  • Procedure 6. Connect Sensor Cables to the New SIM.
    • The ISS sensors are connected by cables to the Sensor Interface Module (SIM), located inside the ...
      • 1. Take one of the square rubber grommets from the bottom of the SIM housing and run the cables f...
      • 2. Wireless ISS: Run the SIM Power cable through this first grommet.
      • 3. Take the second square rubber grommet and run the Rain Collector, Anemometer, and Temp/Hum sen...
      • 4. Cabled ISS: run the console cable through this second grommet.
      • 5. Install the first grommet in the left slot in the SIM housing, and install the second grommet ...
      • 6. Refer to the ISS SIM Connections illustration and connect only the sensor cables as shown. You...
  • Procedure 7. Power the SIM
    • Powering the Cabled ISS SIM
    • Powering the Wireless ISS SIM
    • Wireless versions of the ISS receive most of their power from the solar panel installed next to t...
• DavisTalk Transmitter ID DIP Switch Settings
  • 1. Install the new battery in the SIM. The green test LED should blink once on power up.
  • 2. Check that the DavisTalk transmitter DIP switches on the new transmitter board match those on ...
  • 3. Connect the SIM power cable.
  • Procedure 8. Decommission the Old SIM (Wireless ISS only)
    • Even after removing the battery, the old transmitter board will still have some power reserves an...
      • 1. Remove the battery from the old SIM.
      • 1. Use a pen or other device with a fine point to change the setting of DIP switch # 1, #2, or #3...
      • 2. As an added precaution, change the old transmitter board DIP switch #4 to the ON position. Thi...
  • Procedure 9. Test Communication between the ISS and the console
    • Test your ISS to verify it is communicating with your Vantage Pro console by spinning the wind cu...
  • Procedure 10. Mount the ISS and SIM Housing
    • Refer to the following illustrations and refer to this section in your ISS Installation Manual to...
      • 1. To prevent erroneous rain counts by your rain collector, put the console into Setup Mode befor...
      • 2. Install the ISS in it’s former location.
      • 3. Install the SIM housing adjacent to the ISS as shown in the illustrations.
      • 4. When you have finished mounting the ISS, exit Setup Mode on the console by pressing and holdin...
      • 5. Return the old transmitter board to Davis Instruments in the new board’s shipping box. Use the...
      • 6. (Wireless Models only) Please be sure the battery has been removed from the old board before s...
  • Procedure 11. Return the Old SIM to Davis
    • 1. Please return the old SIM and SIM housing (if you have one), in the Fan- Aspirated ISS Retrofi...
    • 2. Include the shipping paperwork you received with the Retrofit Kit.
    • 3. Ship to: Davis Instruments
  • Troubleshooting
    • Contacting Davis Instruments
    • (510)732-7814 for Technical Support, Monday – Friday, 7:00 a.m. – 5:30 p.m. Pacific Time.