Document Outline

• Solar Radiation Sensor
• The Davis Solar Radiation Sensor is a precision instrument that detects radiation at wavelengths ...
  • Diffuser
  • Detector
  • Amplifier
  • Cable
• Mounting Hardware
  • Please make sure you have all components listed below before continuing.
    • Three #6-32 x 1-1/2" (38mm) machine screws
    • Three springs
    • Three #6 flat washers
    • Three #6 screw retainers
    • Three #4 screw retainers
    • Three wood screws
    • One #8-32 x 3/4" (19mm) machine screw
    • One #8-32 hex nut
    • One #8 flat washer
    • One 3/16" (5mm) cable clamp
• Tools and Materials Needed
  • You may need some of the following tools and materials in order to complete your installation. Pl...
• Contents:
• Specifications are Available
• Standard and Industrial Versions: Installation
  • Testing the Sensor
  • 1. Attach the sensor cable to the connector S5 on the sensor interface module, or “SIM”.
    • 2. Press the appropriate key to make sure you are getting a solar radiation reading on the console.
    • 3. Shade the sensor and make sure the reading changes.
    • Installing the Sensor
      • Follow the instructions in this section to install your sensor. Before you begin, consult the Sys...
    • Typical Standard Installation
      • The illustration below shows typical standard solar radiation installation. The sensor cable atta...
• Typical Standard Installation
  • Typical Industrial Installation
    • The illustration below shows typical industrial solar radiation installation. The sensor cable at...
• Typical Industrial Installation
  • Mounting the Sensor on the Sensor Mounting Arm
    • Follow the instructions below to mount the sensor on the Sensor Mounting Arm (SMA).
  • 1. Route the cable through the large hole in the mounting arm if desired.
    • 2. Place the shield onto the body as shown below.
• Placing Shield onto Body
  • 3. Place a flat washer over the end of each screw and insert it into the body.
  • 4. Place a spring over the end of each screw and hold the springs in place using a #6 screw retai...
  • 5. Secure the sensor to the mounting arm by driving the screws into the appropriate holes as show...
• Mounting the Solar Radiation Sensor on the SMA
  • 6. Using the bubble level on the sensor as a guide, adjust the sensor until it is level by tighte...
  • 7. Secure the sensor cable to the underside of the mounting arm using the 3/16" cable clamp, #8-3...
• Securing Sensor Cable
  • Mounting the Sensor on the Sensor Tilting Bracket
    • Follow the instructions below to mount the sensor on the Sensor Tilting Bracket. Do not install t...
  • 1. Route the cable through the large hole in the bracket if desired.
    • 2. Place the shield onto the body as shown below.
• Placing Shield onto Body
  • 3. Place a flat washer over the end of each screw and insert it into the body.
  • 4. Place a spring over the end of each screw and hold the springs in place using a #6 screw retai...
  • 5. Secure the sensor to the bracket by driving the screws into the appropriate holes as shown below.
• Mounting the Solar Radiation Sensor on the Sensor Tilting Bracket
  • 6. Position the Sensor Mounting Arm so it is pointed in the direction of the sun at solar noon.
  • 7. Attach the bracket to the mounting arm as described in the Sensor Tilting Bracket instruction ...
  • 8. If necessary, adjust the position of the sensor by tightening or loosening the levelling screws.
• Final sensor Positioning
  • 9. Secure the sensor cable to the underside of the mounting arm using the 3/16" cable clamp, #8-3...
• Securing Sensor Cable
  • Mounting the Sensor on a Wood Surface
    • Follow the instructions below to mount the sensor on a wood surface.
  • 1. Using the template printed at the bottom of this page, mark the location of the necessary pilo...
    • 2. Using a drill with a #36 (2.7mm) drill bit, drill pilot hole in the marked locations. If nece...
    • 3. Route the sensor cable through the hole in the wood if desired.
    • 4. Place the shield onto the body as shown below.
• Placing Shield onto Body
  • 5. Place a flat washer over the end of each screw and insert it into the body.
  • 6. Place a spring over the end of each screw and hold the springs in place using a #4 screw retai...
• Solar Radiation Sensor Mounting Holes Template
  • 7. Secure the sensor to the mounting surface by driving the screws into the appropriate holes as ...
• Mounting the Solar Radiation Sensor on a Wood Surface
  • 8. Using the bubble level on the sensor as a guide, adjust the sensor until it is level by tighte...
  • 9. Secure the sensor cable to the mounting surface. You may use the provided 3/16" cable clamp, #...
  • Routing Sensor Cable
  • Vantage Pro Version: Installation on the Sensor Mounting Shelf
    • Follow these instructions to mount the solar radiation sensor on the shelf. The shelf has two lar...
    • Testing the Sensor
      • On Vantage Pro’s Integrated Sensor Suite (ISS), the sensor interface module, or SIM, is inside th...
    • Accessing the SIM
    • 1. Remove the wing nuts, lock washers and flat washers.
      • 2. Remove the first three plates of the radiation shield.
      • 3. Plug the solar radiation sensor cable into the receptacle labeled “SOLAR” on the SIM.
      • 4. On your console, press the “SOLAR” key to see reading.
      • 5. Unplug the sensor cable from the SIM.
      • Securing the Sensor on the Shelf
    • 1. Remove the rain collector cone: turn it counter-clockwise until the latches allow you to lift ...
      • 2. Place the shield onto the body as shown.
      • 3. Route the sensor cable down through one of the large holes in the mounting shelf.
      • 4. Place a flat washer over the end of each screw and insert it into the body.
      • 5. Place a spring over the end of each screw and hold the springs in place using a #6 screw retai...
      • 6. Secure the sensor to the mounting shelf by driving the screws into the appropriate holes as sh...
      • 7. Using the bubble level on the sensor as a guide, adjust the sensor until it is level by tighte...
      • Routing the Sensor Cable
        • You will route the sensor cable through the base of the rain collector and out through a hole, th...
    • 1. Tie the sensor cable to the shelf support tube.
      • 2. Squeeze the cable down into the cable notch on the circular edge of the rain collector base. T...
      • 3. Route the cable down and out through the hole in the base.
      • 4. In the rain collector base, loop up the slack in the cable. Using the two cable clamps in the ...
      • 5. Cut off the ends of the cable ties.
      • 6. Put the rain collector cone back on the base, turning it clockwise until the latches hold it i...
      • 7. Clean the sensor as instructed in “Maintaining the Sensor” on page15.
      • If You Are Going to Install the UV Sensor
        • If you’re installing the UV sensor also, use the same testing and installation procedure just com...
      • Reassembling Radiation Shield
        • Consult the illustration on page12.
    • 1. Slide the two open plates over the threaded studs.
      • 2. Slide the single closed plate over the threaded studs.
      • 3. Place a flat washer, lock washer and wing nut over one of the studs.
      • 4. Finger-tighten the wing nut.
      • 5. Repeat #3. and #4. until all three wing nuts are secure.
  • Maintaining the Sensor
    • For the most accurate readings, clean the diffuser after mounting, and then periodically. Use eth...
  • Technical Support
    • Before calling Technical Support (510) 732-7814 regarding a problem with your sensor, carefully c...