FCC ID: 2AY22-MCZ1ZT92 ZETA Dry Contact Sensor

Dry Contact Sensor ZETA Dry Contact Sensor 1 Dry Contact Sensor Copyright Statement ZiFiSense owns the copyright on this specification. No part of this specification may be reproduced in any form or means, without the prior written consent of ZiFiSense. Disclaimer This specification is preliminary and is subject to change at any time without prior notice. ZiFiSense assumes no responsibility for any errors contained herein. ZiFiSense is not responsible for any patent infringement of third party on its use or as a result of its uses. Other products/services not certified by the patent license, shall be deemed within patent ownership of ZiFiSense. 2 Dry Contact Sensor Table of Contents 1. Product Description...............................................................................................................................4 2. Applications........................................................................................................................................... 4 3. Appearance............................................................................................................................................4 4. Features................................................................................................................................................. 4 5. Specifications.................................................................................................................................... 5 6. Packing List........................................................................................................................................ 5 7. Installation.......................................................................................................................................... 6 7.1. Screw.........................................................................................................................................6 7.2. Adhesive 3M...........................................................................................................................6 7.3. Cable Ties...............................................................................................................................6 8. Use of Device..................................................................................................................................... 6 8.1. Steps for usage......................................................................................................................... 6 8.2. Support function.................................................................................................................... 6 9. Common faults and handling........................................................................................................ 6 3 1. Product Description Dry Contact Sensor Conversion of mechanical travel signals into wireless signals by means of magnetic induction. Enables remote monitoring of the sensor status. The product meets the explosion-proof requirements of Zone 1. Suitable for industrial and chemical scenarios. 2. Applications Pipeline Settlement Monitoring and other industrial application scenarios where mechanical signals are converted to electronic signals 3. Appearance 4. Features Wireless transmission Battery-powered, low power consumption Easy to install, high sensitivity Reliable detection Real-time transmission 4 5. Specifications Dry Contact Sensor Product No. MCZ1ZT92 Transmission protocol ZETA Wireless Features Frequency band 920-925MHz Output power 20 3 mW Power supply Battery, 2*CR17450A-2 Electrical Features Battery capacity 5000 mAh Stand-by current 10 A Working current 80 mA Size 60*80*68mm (with antenna) Physical Features Enclosure material PP Waterproof level IP54 Antenna External glue stick antenna Working Environment Operating temperature

-20

~+75 Storage temperature

-30

~+85 6. Packing List Dry Contact Sensor Battery 1 1 pack 5 Dry Contact Sensor 7. Use of Device 7.1. Steps for usage Place the device within the coverage of the ZETA network Install the battery, and wait for the device to go online. After the device is online, the current device status is reported. According to the usage scenario, set the policy configuration such as alarm enable status and alarm threshold. Daily maintenance and data viewing. 7.2. Support function Detection function When the user's strong magnetism moves through the stroke and falls into the sensor detection area, the sensor triggers an alarm. At this time, the indicator light starts to flash, and the alarm message is uploaded to the cloud platform via wireless. Software function Report version number Set the status reporting period Set alarm reporting period Set alarm enable and threshold Set detection cycle Indicator function Flashing when alarming-50ms every 1s 8. Common faults and handling Ensure ZETA signal coverage Ensure that the device is powered on, and the ZETA network device management platform can observe that the ZETA module is on line Check the battery usage of the device. When the battery is low, replace the battery in time. 6 FCC Statement This equipment has been tested and found to comply with the limits for a Class B digital device, 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 generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, 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 or 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. This device complies with FCC PART15 Rules. 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. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Dry Contact Sensor 7

Xiamen ZiFiSense InfoTech Co., Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2021-03-03 Subject: Request for Confidentiality FCC ID: 2AY22-MCZ1ZT92 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Long-Term Confidentiality Short-Term Confidentiality NOTE 2 Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info No No No No No No No No No No No No No No No NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: Paul Li Title: Manager 1/1

Xiamen ZiFiSense InfoTech Co., Ltd Letter of Authorization Company: Xiamen ZiFiSense InfoTech Co., Ltd Address: Room 803, Building A-05, Software Park Phase III, Jimei District, Xiamen, China Product Name: ZETA Dry Contact Sensor Model Number: MCZ1ZT92 FCC Identifier: 2AY22-MCZ1ZT92 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Date: 2021-03-03 Name:

Title: Manager Signature of applicant: Paul Li 1/1