Light Level Sensor – Ceiling Mounted
Contents
1. Startup charge time to first transmission Sustaining charge Time to full charge Operation time in total darkness Configuration Interface RF Standard Transmission Range EnOcean Equipment Profile Dimensions Weight Mounting Position Environment Agency Compliance Solar energy harvesting 0 1020 lux 4 lux 5 full scale 68 F 1 minute After measurement if change gt 50 lux since last transmission Heartbeat every 20 30 minutes affected at random 5 minutes 200 lux for operation from empty energy store 3 hours per day 200 lux 30 hours 200 lux 80 hours after full charge 2 Buttons 2 LED for device configuration amp manual control EnOcean 902 MHz 80 ft 25 m A5 06 02 6 30 L x 2 36 W x 1 15 D 160 mm x 60 mm x 37 mm 4 40z 125g At the ceiling close to the ambient light source window Indoor use only 32 to 140 F 0 to 60 C 20 to 85 relative humidity non condensing FCC IC ROHS Natural bright light 2000 lux can be temporarily used to significantly shorten startup charge times Specified lux values are for typical fluorescent lighting Lux level requirements for LED and other types may vary For lux reference OSHA standards require a minimum of 323 lux for office areas Page 1 Lips enocean 1 Planning iii Insert the first screw loosely and level the Light Level Sensor Ceiling Mounted mounting plate Take a moment t2. lt 50 lux 1 blinks 50 250 lux 2 blinks 251 500 lux 3 blinks 501 750 lux 4 blinks 751 1000 lux 5 blinks gt 1000 lux 4 This test mode will be active for 3 minutes It can be exit at any time by pressing the Link button 4 Troubleshooting Problem Solution Checklist Sensor does not generate Press Test button to transmit radio a wireless message message Verify the solar cell is charged properly m Check position using light test E Force radio message by pressing Test button m Check for environment or range issues Linked device does not respond to wireless messages Verify the device is linked Check the transceiver connection and the wiring for errors m Check if appropriate devices are linked according to good system planning FCC SZV STM300U IC 5713A STM300U C Contains This device complies with part 15 of the FCC rules and Industry Canada ICES 003 Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation IMPORTANT Any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment Page 3
3. Light Level Sensor Ceiling Mounted Button interface 6 3 159 96mm Solar Cell Package Contents Tools Required Power drill 3 16 bit Screwdriver E Light Level Sensor E 2 screws 2 wall anchors E Wire bracket E Light meter Product Description The ceiling mounted Light Level Sensor is wireless powered by natural light and uses the solar cell to measure outside illumination to control open loop dimming systems Every minute the light level sensor measures the current light level via the solar cell If the change since last transmission is gt 50 lux it will immediately transmit an RF signal including the current measurement value Otherwise there will be a heartbeat transmission after 20 30min In addition the device provides a light test mode which can be used to find a suitable position for installation Product Features m Interoperable Communicates wirelessly with other devices using the EnOcean wireless standard E Harvests ambient solar energy to power the sensor and wireless communication m Measures light level via the solar cell E Mounts easily on any ceiling material m Enables daylight harvesting in individual fixtures or zones controlled by LEDR and LEDD or other open loop dimming systems 2015 EnOcean GmbH V1 0 Las enocean Specifications typ values Power Supply Measurement Range Resolution Typical Accuracy Measurement interval Transmission interval
4. ed location and switch light on and off Only small flatten the wire bracket so it is changes of the reported illumination should be seen Snug against the mounting plate Consider the construction materials such as metal in the vii On the back of the ceiling tile twist me space and obstacles that may interfere with RF signals l cat the wires together to hold the E mounting plate securely 2 Installing E E er OE TOO OTE EE OO O EE SES T vili Replace the ceiling tile The light level sensor can be mounted on most surfaces with the provided screws or mounted on dropped ceilings using 4 Attach the sensor to the the provided wire bracket mounting plate NOTE It is often easier to link the sensor before it is With the 2 button interface mounted Refer to the Linking section facing you slide the sensor to the left on the mounting 1 Decide where you want to install the light level sensor l plate until it snaps into The solar cell must point towards the window in order to ace measure outside illumination P 5 Confirm the sensor is properly positioned to measure 2 Remove the mounting plate from the sensor a a o l outside illumination and has sufficient light to operate 3 Determine which of the two installation methods is most appropriate o 3 Linking A Screw Mounting Plate to the Mounting Surface Linking is the process by which different devices are i Hold the mount
5. ing plate in place and use a pencil to l l l l configured to work with each other in a system Sometimes lightly mark two small l l l l this process is also called Teach in or Learn in dots for the screw drill points Specifically for the Light Level Sensor linking is the process i by which it identifies itself to another device that is capable il Drill two holes with a 3 16 drill bit and insert the wall anchors of receiving processing its sensor data e g an LED Controller a Central Controller or a Gateway 2015 EnOcean GmbH V1 0 Page 2 Light Level Sensor Ceiling Mounted Note that the Light Level Sensor cannot be linked to devices such as sensors or switches that cannot receive or process its input data Linking or unlinking the Light Level Sensor To link the Light Level Sensor with a suitable device this device must be powered within wireless range of the Light Level Sensor and set to linking or unlinking mode to receive specific link messages Once these conditions are met the Light Level Sensor is triggered to send a link radio telegram The other device receives this link radio telegram and identifies the sensor ID and sensor type based on the information presented therein The other device then stores these parameters permanently so that it can automatically accept and process future telegrams originating from the Light Level Sensor This relationship between the Light Level Sen
6. o plan for the sensor s successful operation and optimal communication with other system components iv Insert thesecona screw ana then nand tignten the first screw Remove the sensor from its packaging and place it under a bright light to provide the required startup charge B Mount Using the Wire Bracket Choose a proper installation location taking the following I Remove the ceiling tile where you want to oe mount the sensor points Into account m The sensor should be located at the ceiling close to a ii Place the mounting plate squarely on the ceiling tile window or directly at the upper end of the interior and use the wire to mark two points for the holes window sidewall i fice cae iii Punch two small holes through the ceiling tile at m The chosen location should provide natural light only the sensor solar cell should not measure artificial light m The sensor should be mounted such that the solar cell iv Insert the wire bracket through the points towards the window so that it measures the two holes in the mounting plate amount of incoming daylight light only the marked points Make sure the ends are roughly even m Use light test mode to see if the sensor properly measured daylight only Light test mode blink rate v Feed the wires through the should not change if artificial lights are switched on and holes in the ceiling tile off E In addition during dusk or dawn use a light meter at the a ee i EELO me intend
7. sor and the device it is linked to can be terminated by unlinking the Light Level Sensor from the other device Link unlink procedure 1 Set the external device e g controller or gateway to Link or Unlink mode refer to that device s installation guide 2 Shortly click the Link button on the side of the sensor Link Test Button Button once This sends a link unlink radio telegram 3 The external device will receive this link unlink radio telegram and link or unlink the Light Level Sensor accordingly NOTE The button interface on the sensor is used for linking and testing only Refer to the Linking section of the transceiver controller installation guides to complete the linking amp setup process 2015 EnOcean GmbH V1 0 Lips enocealr Light Test Before starting light test ensure the sensor s energy storage is fully charged by placing it under bright light 2000 lux for 1 5 hours Use the light test to measure real time light levels and confirm whether the light level sensor has sufficient natural light is not influenced by artificial lighting and whether the light level is within its measurement range 1 Hold up or temporary mount the sensor to the intended mounting position 2 Press and hold the Test button for 5 seconds e gt Red amp green LEDs will blink to confirm light test is active 3 Watch the LED blink rate to determine the light strength 0 blink
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