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KWJ -WSN Product Use Manual

Kwj-wsn wireless range extender

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KWJ-WSN Wireless
Range Extender
Product Use Guide
Information to Users
This equipment has been tested and found to comply with the limits for a Class B digital de-
vices, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment gener-
ates, uses, and can radiate radio frequency energy and, if not installed and used in accor-
dance with the instruction manual, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one of more of the following measures:
• Reorient or relocate the receiving antenna
• Increase the separation between the equipment and receiver
• Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
WARNING:
Changes or modifications not expressly approved by Monnit could void the user's
authority to operate the equipment.
RF EXPOSURE WARNING:
devices, a separation distance of 20 cm or more should be maintained between the antenna
of this device and persons during device operation. To ensure compliance, operations at
closer than this distance are not recommended. The antenna used for this transmitter must
not be co-located in conjunction with any other antenna or transmitter.
The primary function of the Range Extender is to act as a range extender in places
where wireless sensors are out of range of a KWJ-WSN wireless gateway.
Inside the Box
You should find the following items in the box:
• KWJ-WSN Wireless Range Extender
• Antenna
To satisfy FCC RF exposure requirements for mobile transmitting

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Summary of Contents for KWJ KWJ-WSN

  • Page 1 The primary function of the Range Extender is to act as a range extender in places where wireless sensors are out of range of a KWJ-WSN wireless gateway. Inside the Box You should find the following items in the box: •...
  • Page 2 KWJ-WSN Wireless Range Extender Principle of Operation On power up, the range extender will locate a gateway that has the “best” wireless signal available. The device then auto-configures itself to communicate and link with this gateway. After linking with the parent gateway, it then establishes itself as a sub-network with it’s own dedicated...
  • Page 3 Using the Wireless Range Extender 1. Adding a Wireless Range Extender to a Sensor Network KWJ-WSN wireless range extenders can be added to any KWJ-WSN sensor network through the KWJ-WSN online sensor monitoring soft- ware. Steps to add Wireless Range Extenders to your Sensor Network.
  • Page 4 2. Wireless Range Extender Light Indicator Flashing Red/Green – the range extender is looking for a gateway to join. Solid Red - no network found. Solid Green – range extender has joined a network. Flashing Green – sensor data traffic is intercepted and relayed. 3.
  • Page 5 4. Wireless Range Extender - Determining Connections When using sensors with a wireless range extender, the sensors will automatically connect to the device with the strongest signal. The range extender should be placed between the sensor and the gateway. Wireless Range Sensor Extender...
  • Page 6: Wireless Operation

    KWJ-WSN Wireless Range Extender Specifications Power Standard Operating Range 100-240 VAC Max Operating Range 90-264 VAC Input Frequency 50/60Hz +/- 3Hz Max Power Consumption 1.0W Wireless Operation Maximum Wireless Devices Per Gateway Up to 100 Total Wireless Devices Per Gateway...
  • Page 7 How can I tell if I need a range extender? Use a KWJ-WSN Button Sensor to assess the expected range of your en- vironment. If the button sensor struggles to communicate with the gateway by flashing red, even occasionally, it is likely that any other sensor placed in the same location will struggle.
  • Page 8 For additional information or more detailed instructions on how to use your KWJ-WSN Wireless Sensors or sensor monitoring software, please visit us on the web at http://www.kwjengineering.com. KWJ Engineering Inc 8430 Central Ave. Suite C Newark, CA 94560 510-794-4296 www.kwjengineering.com KWJ WSN, SPEC are trademarks of KWJ Engineering Inc.