FCC ID: 2A729-SLC-N-500-NB Smart Light Controller

PB2004_02 NB-IoT NEMA SLC-N-500-NB Smart Light Controller DRAFT Product Brief NB-IoT NEMA SLC-N-500-NB Fig. 1 - NB-IoT NEMA SLC-N-500-NB Overview NB-IoT is a low-power WAN (LPWAN) communication technology with promising prospects. It has been widely used in various fields of the Internet of Things. It can be seen that the NB-IoT communication module occupies an important position in the Internet of Things industry. NB-IoT NEMA Smart Light Controller (SLC) as shown in Fig. 1 is a remote- control device for HID or LED luminaires equipped with ANSI C136.41 NEMA receptacle. The controller connects with a cellular NB-

IoT network directly. This in turn connects with the remote management platform for management and is control as shown exceptionally suitable terrains and environments and comes with built-in tilt sensor and Global Positioning System (GPS). in Fig. 2. The controller for various Built-in standard NB-IoT communication module to realize long-distance transmission, low-power operation, large-capacity networking, and high-

reliability communication Connects to supporting cellular networks and supports remote control such as on/off, dimming, status monitoring of the streetlight etc. Built-in electric energy metering chip with 1%

accuracy Built-in with tilt sensor to detect the uprightness of lamp post Built-in GPS positioning chip for auto-mapping of streetlight positioning Built-in light sensor for environment-based turning on/off of streetlights based on brightness level Built-in RTC for onboard scheduled dimming Monitored parameters includes voltage, power, current, energy consumption, power factor, temperature and frequency, etc. Option for built-in real-time clock, can store device energy consumption data per day Service life- > 5 years Fig. 2 Smart Street Light Implementation Features NEMA interface, compatible with standard ANSI C136.41 SLC-N-500-NB gridComm Pte. Ltd. Product Brief Page 1 of 6 PB2004_02 NB-IoT NEMA SLC-N-500-NB Smart Light Controller DRAFT Product Brief Electrical & Hardware Parameters Input Voltage 110Vac~277VAC Short Circuit Protection No Rated Voltage 230VAC Over-Temperature Protection Yes Operating Voltage 105- 440 VAC (support for standard voltage 120V~

277V and high voltage 120V ~480V Housing Material Polycarbonate Power Frequency 47Hz to 63Hz IP Protection IP66 Maximum Output Power 500W MTBF

>200K hours Output Power Class 5 (Typ. 21dbm) Receiving Sensitivity

-135 dBm Maximum Load Current Standby Power Consumption 4A

<2W Operating Temperature

-40 to +70 Storage Temperature

-40 to +85 NB-IoT Frequency B2/B4/B5/B12/B13 DimensionsL*W*H 89mm*89mm*120mm Dimming Output 0V-10V @ 27mA(max), PWM, DALI optional Weight Metering Accuracy

<1%

Maximum Ambient Temperature 0.3kg 80 ANSI standard C136.41 NEMA 7-pin Smart City ready Security TLS/AES OTA Support Yes Field firmware upgrades Yes THD

<10%

Safety Standard CE Tilt Sensor & GPS Yes Surge Protection Overload Protection Yes Electro Magnetic Compliance 320J, 6KV/3KA (option for 405~440J) EN55015, EN55022, FCC Fault Alerts and Resulting Operations Fault Alert Over Temperature Conditions 952 Resulting Operations Reports fault alert, shutdown, recovers Notes NEMA SLC internal gridComm Pte. Ltd. Product Brief Page 2 of 6 PB2004_02 NB-IoT NEMA SLC-N-500-NB Smart Light Controller DRAFT Product Brief Under Temperature

-252 to pre-shutdown condition1 @

temperature902 Reports fault alert, no shutdown, removes fault alert @ temperature-

252 temperature, not environment temperature NEMA SLC internal temperature, not environment temperature Open Circuit (at Output) Over Power Over Voltage Power5W1W Reports fault alert @ Power5W1W, no shutdown, removes fault alert @

5W1W Reports fault alert, shutdown, resets2, then recovers 520W5W or 4.2A200mA 285V3V Reports fault alert, shutdown, recovers to pre-shutdown condition @

280V3V Reports fault alert, shutdown, recovers to pre-shutdown condition @

100V3V Under Voltage 95V3V Note: 1. State before shutdown: Working state of the product when no alarm is generated, if the product fails at 50% dimming, it will be restored to this state after the failure is removed. 2. Restart: The product needs to be powered off and then powered on again. 3. Execution actions: All execution within 4 seconds Smart Functions Details Smart Function Dimming Energy Metering Fault Reporting Details Dimming control is carried out over NB-IoT with 0-10V output and PWM output. PWM outputs 0-100% at <2% accuracy, non-polarity Integrated with metering circuitry at 2% accuracy reading Input Voltage, Input Current, Active Power. Power Factor and Temperature. Performs electrical parameter read-back via NB-IoT. Reports real-time fault conditions such as Open-Loop, Over-Voltage, Under-Voltage, Temperature, pole slanting etc. LED Indications LED Color Function indications gridComm Pte. Ltd. Product Brief Page 3 of 6 PB2004_02 NB-IoT NEMA SLC-N-500-NB Smart Light Controller DRAFT Product Brief LED Color Function indications LED1 Green TX Indication, turn on 300ms when data is transmitting LED2 Red RX Indication, turn on 300ms when data is receiving MQTT broker server connection Indication LED3 Red 1, 1000ms ON/1000ms OFF: disconnected with MQTT broker server 2, 100ms ON/100ms OFF: Connected to MQTT broker server Cellular status Indication:

1, 64ms ON/800ms OFF: Unregistered network LED4 Red 2, 64ms ON/3000ms OFF: Registered network 3, 64ms ON/300ms OFF: Connected to TCP/HTTP network 4, OFF: Cellular not working Dimensions The overall dimensions of Hybrid NEMA SLC-500-HN are shown in Fig. 3. Fig. 3 - NB-IoT NEMA SLC-N-500-NB Dimensions Wiring and Installation gridComm Pte. Ltd. Product Brief Page 4 of 6 PB2004_02 NB-IoT NEMA SLC-N-500-NB Smart Light Controller DRAFT Product Brief Fig. 4 NB-IoT NEMA SLC-N-500-NB Installation Diagram To lock the NEMA SLC onto the NEMA-enabled lamp, align the pins and mount the unit onto the NEMA adaptor in clockwise manner. To unlock, turn anti-clockwise. Caution!

FCC Radiation Exposure Statement:

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. FCC Warning gridComm Pte. Ltd. Product Brief Page 5 of 6 PB2004_02 NB-IoT NEMA SLC-N-500-NB Smart Light Controller DRAFT Product Brief This device complies with Part 15 of the FCC 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. NOTE 1: 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. NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Contact Information For more information regarding the NB-IoT NEMA SLC-N-500-NB including pricing, and ordering please contact:

GridComm Pte Ltd www.gridComm-plc.com info@gridComm-plc.com gridComm Pte. Ltd. Product Brief Page 6 of 6

Reference No.: WTH22X07146799W001 Page 1 of 10 ANNEX EXHIBIT 1 - PRODUCT LABELING Proposed FCC ID Label Format Specifications: The label shall be securely affixed to a permanently attached part of the device, in a location where it is visible or easily accessible to the user, and shall not be readily detachable. The label shall be sufficiently durable to remain fully legible and intact on the device in all normal conditions of use throughout the devices expected lifetime. Proposed Label Location on EUT FCC ID Label Location Waltek Testing Group (Shenzhen) Co., Ltd. Http://www.waltek.com.cn

Dhyan Networks and Technologies, Inc 160 Stanford Ave Fremont California 94539 United States Date: 2022-08-17 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2A729-SLC-N-500-NB Confidentiality Request To whom it may concern, Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. Block Diagram Tune-Up Information Operational Description L] Security Information Schematics [] Software Defined Radio (SDR) information Parts List The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR 2.803 and the importation rules in Title 47 CFR 2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s);

CL] External Photos [] Test Setup Photos

[1 _ Internal Photos CL] User Manual

[| For 45 days, pursuant to Public Notice DA 04-1705. or L] For 180 days pursuant to KDB 726920 DO1. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Dhyan Networks and Technologies, Inc

, Ram Kumar/CEO

Dhyan Networks and Technologies, Inc 160 Stanford Ave Fremont California 94539 United States Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: 2022-08-17 SUBJECT: FCC Application for FCC ID: 2A729-SLC-N-500-NB To Whom It May Concern:

L, the undersigned, hereby states 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, and will apply the Supplier's Declaration of Conformity procedure to the class B computer peripheral portion and receivers that operate in the range between 30 and 960 MHz of this composite device. I understand the following FCC requirements:

1. Devices subject to the SDoC procedure are required to be tested to show compliance with the FCC technical regulations by a recognized accredited testing laboratory. The testing laboratory must be accredited by a Commission approved accreditation body or designated under the terms of a government-to-government Mutual Recognition Agreement (MRA). A listing of those accredited testing laboratories that have been recognized by the Commission is published on the FCC Webpage: https://apps.fec.gov/oetef/eas/reports/TestFirmSearch.cfm (Select the

"accredited" option to search for FCC recognized accredited test firms.) 2. Pt 2.1077 contains the list of information that must be included in the Supplier's Declaration of Conformity, which must be supplied with each product sold. The SDoC compliance info shall be included in the Users Manual or as a separate sheet. The info must contain the name, address, and phone number of the responsible party, which must be located within the United States. According to 2.909(b), the responsible party is either the Manufacturer or if the product is imported the Importer. Regards, Dhyan Networks and Technologies, Inc Ram Kumatr/CEO

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