EM500 Submersible Water Level Sensor LoRaWAN
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Ursalink will not shoulder responsibility for any loss or damage resulting from not following the instructions of this operating guide. ❖ The device and transmitter must not be disassembled or remodeled in any way. ❖ Please clarify your application environment before deployment so that the device can function well. ❖ The device is not intended to be used as a reference sensor, and Ursalink will not should responsibility for any damage which may result from inaccurate readings. ❖ Do not place the device close to hot objects or in direct sunlight. ❖ Do not place the device where the...

1.1 Description EM500-SWL is an outdoor environment monitoring sensor mainly used to measure liquid level data through wireless LoRa network. EM500-SWL device is battery powered and designed for multiple mounting ways. It is equipped with NFC (Near Field Communication) and can easily be configured by a smartphone or a PC software. Sensor data are transmitted in real-time using standard LoRaWAN protocol. LoRaWAN enables encrypted radio transmissions over long distance while consuming very little power. The user can obtain sensor data and view the trend of data change through Ursalink Cloud...

Power Supply Battery Life Operating Temperature Relative Humidity Dimension Mounting 19000 mAh Li-SoCl2 battery 4.5 year (10 min interval, SF12) >10 year (10 min interval, SF7) -20°C to +70°C 0% to 100% (non-condensing) 105 x 71 x 69.5 mm (Waterproof connector and sensor are not included) Pole, wall, DIN rail 2. Hardware Introduction 2.1 Packing List 1 x EM500-SWL 2 x Mounting (Include cable and transmitter) Screws 1 x Warranty 1x Quick Guide Card If any of the above items is missing or damaged, please contact your Ursalink sales representative.

Front View: ©LoRa Antenna (Internal) ©NFC Area ©Water-proof Connector Back View: ©Battery (Internal) ©Wall Mounting Holes ©Pole Mounting Holes 3. Sensor Connection with EM500 Follow below to connect transmitter cable to EM500 1. Take off the mounting bracket, remove the cap, rubber seal and the screws on the bottom of the device, and then take off the enclosure cover. device if they are separated. 2. Pass the cable through the cap, rubber seal and enclosure cover.

EM500-SWL User Guide 3. Pull out the motherboard, insert and lock 4. Put the motherboard back and restore the wires accordingly (see the label on the everything in its due position. motherboard or following picture). 4. Sensor Installation 4.1 Liquid Level Sensor Installation Lower the transmitter via cable into the media until it is close to the bottom of tanks or ponds. Be careful not to hit the bottom hard or touch hard objects like sand or sludge since it will damage the transmitter. It's recommended to fix the transmitter cable with a fixed bracket. Note: Ensure the gas holes of...

EM500-SWL User Guide If the transmitter is to be used in a well or other locations with turbulence or other disturbances, it is advisable to install a pipe to protect the transmitter. Several holes should be drilled at different heights of the pipe in order to let water flow into and remove dydrodynamic pressure. Note: The pipe can’t be placed bend. 4.2 EM500 Installation Ensure the location of EM500 is within the communication range of LoRaWAN gateway. 4.2.1 Wall Mounting 1. Attach the mounting bracket to the wall and drill. (Around 16mm) Note: The connecting line of two holes must be a...

EM500-SWL User Guide bracket, wrap the hose clamp around the pole. 3. Use a screwdriver to tighten the locking mechanism by turning it clockwise. 4.2.3 DIN Rail Mounting Use 2 pieces of M3 × 6 flat head Phillips screws to fix the DIN rail to the device, and then hang the DIN rail on the mounting bracket. It is necessary to choose a standard bracket. 5.Turn ON/OFF the Sensor EM500-SWL series can be turned ON/OFF via smartphone or computer with NFC (Near Field Communication) or button. Select one of following methods to turn on/off the device. 5.1 Turn ON/OFF via Smartphone APP 1. Download...

EM500-SWL User Guide 4. Device information will be shown on the APP. 5. Switch the button of Device Status to turn on or off the device. 6. Enter the correct password (Default password: 123456) and wait a few seconds until APP shows "Operate Successful!". Note: Keep the two devices close together and do not move them in order that you can get the best connectivity as possible when turning on or off via NFC. No response can be caused by long distance, wrong location or rapid movement. SN Model Device EUI Firmware Version Hardware Version Device Status Join Status RSSI/SNR Operate successful!

1. Download Ursalink configuration software "Toolbox" and open the software. 2. Connect NFC reader to computer and attach the device to NFC reader. 3. Select type as NFC and serial port of NFC reader, then click "save". 4. Device information will be shown on the software. Model: Serial Number Device EUI Firmware Version: Hardware Version: Device Status Join Status RSSI/SNR: Liquid Level: Battery: Channel Mask: Uplink Frame-counter: Downlink Frame-counter: 5. Click "Power On" to turn on the device or "Power Off" to turn off the device. 6. Enter password (default password:123456) and press...

Status > Device EUI: Firmware Version: Hardware Version: Device Status: Join Status: RSSI/SNR: Tempurature: 1. Remove screws on the bottom of EM500-SWL and take off the upper enclosure. 2. Find the button beside the battery. 3.Press the button until LED blinks to turn on or off the device. (about 3 seconds) Press the button until LED blinks rapidly to reset the device to factory default. (Over 10 seconds) 6.Sensor configuration Ursalink EM500-SWL series sensors can be monitored and configured via NFC technology. In order to protect the security of sensor, password validation is required...

6.1.1 Read Configuration 1. Open APP “Toolbox” and click “Read” to read current information of device. 2.Attach the smartphone with NFC area to the device until the APP shows “Read Successful!”. Note: Failing to read can be caused by long distance, wrong location, or rapid movement. 6.1.2 Write Configuration 1. Open APP “Toolbox” and go to “Settings” page. 2. Change parameters as required and c