FCC ID O4G387
RS HMI Control
by Dayton Industrial Co., Ltd.
Grantee Code: O4G Product Code: 387
Latest application date: 2026-05-19
FCC ID Device Details
| FCC ID | O4G387 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | O4G |
| Product Code | 387 |
| Applicant Business | Dayton Industrial Co., Ltd. |
| Related Domains |  dayton.com.hk  icertifi.com |
| Equipment Class | RS HMI Control |
| Test Firm | TUV SUD Certification and Testing (China) Co., Ltd |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-05-19 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Label and Label Location | ID Label/Location Info | 2026-05-19 | PDF 173.1 KB |
| Antenna Specification | Test Report | 2026-05-19 | PDF 191 KB |
| RF Test Report of BLE | Test Report | 2026-05-19 | PDF 3.3 MB |
| Attestation Statements US agent for service of process | Attestation Statements | 2026-05-19 | PDF 382.2 KB |
| Covered Equipment Attestation | Attestation Statements | 2026-05-19 | PDF 335.7 KB |
| Agent Authorisation Letter | Cover Letter(s) | 2026-05-19 | PDF 343.2 KB |
| Confidentiality Letter | Cover Letter(s) | 2026-05-19 | PDF 339.6 KB |
| Models Differences Declaration Letter | Cover Letter(s) | 2026-05-19 | PDF 25.5 KB |
| RF Exposure Information | RF Exposure Info | 2026-05-19 | PDF 136.7 KB |
| Users Manual Metadata only | Users Manual | 2026-11-13 | PDF 5.5 MB |
| Internal Photos Metadata only | Internal Photos | 2026-11-13 | PDF 761.8 KB |
| External Photos Metadata only | External Photos | 2026-11-13 | PDF 549.1 KB |
| Test Setup Photos Metadata only | Test Setup Photos | 2026-11-13 | PDF 640.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 8.4 KB | |
| PCB Layout Part 1 Metadata only | Schematics | PDF 263.3 KB | |
| PCB Lyaout Part 2 Metadata only | Schematics | PDF 107.9 KB | |
| Schematic Part 1 Metadata only | Schematics | PDF 441.3 KB | |
| Schematic Part 2 Metadata only | Schematics | PDF 110.9 KB | |
| Operational Description Metadata only | Operational Description | PDF 7.1 KB | |
| RF Modular Specification Metadata only | Operational Description | PDF 5.4 MB | |
| Parts List Metadata only | Parts List/Tune Up Info | PDF 8.4 KB |
Application Information
| Application ID | 34Ap4DyZQpJYI/JSVRGtPA== |
|---|---|
| Final Action Date | 2026-05-19 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0016939886 |
| Model | 387 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | RS HMI Control |
| Responsible Party | Wong Lap Fai, lfwong@dayton.com.hk , +852 2422 4404 |
| Non-Technical Contact | Paul A Preston, Americas Compliance Consulting LLC dba iCertifi, fccagent@icertifi.com , (866) 885-4575 |
| Test Firm | Harry Zhou, TUV SUD Certification and Testing (China) Co., Ltd, Harry.Zhou@tuvsud.com  , 075533323281 |
| TCB Email | cookies.bu@tuvsud.com |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| 34Ap4DyZQpJYI/JSVRGtPA== | 2026-05-19 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0007 | 15C |
Grants
TCB Grant - Application 34Ap4DyZQpJYI/JSVRGtPA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
TUV SUD BABT UNLIMITED Octagon House, Concorde Way Segensworth North Fareham, PO15 5RL United Kingdom |
Date of Grant: 05/19/2026 Application Dated: 05/18/2026 |
| Dayton Industrial Co., Ltd. |
| 2-12 Kwai Fat Road, 11-A Kwai Chung, |
| New Territories,, N/A Hong Kong |
| Attention: Wong Lap Fai , Project Manager |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | O4G387 |
| Name of Grantee: | Dayton Industrial Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | RS HMI Control |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0007 |
| Power listed is conducted peak output power. |