User's Manual

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3.1.3 Scenario # 2
When designers use the ATZB-24-A2 module on their base board and if there are
additional circuits on the base board, with the additionally added circuits comprising of
another radio or switching circuits, the radiations caused by the new circuits may or
may not affect the performance of the ATZB-24-A2. If the ATZB-24-A2 does not get
affected by the additional circuits, still there are possibilities that there could be
emissions from these circuits that are out of limits specified by part 15.247. If these
additional circuits are designed to operate within compliance limits, then the
probability of successful certification is high. For more information on the type of
additional circuits, please refer appendix A.
The FCC ID of ATZB-24-A2 is VW4A090664. Customers have to mention “Product
carries Module with FCC ID VW4A090664” on their product containing the ATZB-24-
A2 ZigBits. The ZigBit’s FCC ID cannot be used in replacement of the final product’s
FCC ID, if there is a requirement to have separate FCC ID for the entire product.
3.2 ATZB-A24-UFL
ZigBit Amp ATZB-A24-UFL is an amplified IEEE 802.15.4/ZigBee module. Its unique
RF design achieves a rare combination of the industry-leading range performance
and low power consumption. The ATZB-A24-UFL module’s small footprint of less
than a square inch of space makes the integration easy, with the built-in U.FL
antenna connector.
Figure 3-2. ATZB-A24-UFL
3.2.1 Certification scenarios
The following scenarios explain the usage of the ATZB-A24-UFL module on
customer’s base board.
3.2.2 Scenario # 1
The ATZB-A24-UFL module is bought by a designer and used on the base board.
When a designer uses ATZB-A24-UFL module on a base board with an antenna
whose gain is less than or equal to 0dBi, and if the product does not have any other
radiating circuit, the designer need not get the product re-certified. In this case the
designer has to mention on a visible area of the product that “Product carries module
FCC ID VW4A090668”