FCC ID 2ARRT-FMRU
IEEE.802.11b/g/n IoT Module
by Endress and Hauser Wetzer GmbH and Co. KG
Grantee Code: 2ARRT Product Code: FMRU
Latest application date: 2025-08-01
FCC ID Device Details
| FCC ID | 2ARRT-FMRU |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2ARRT |
| Product Code | FMRU |
| Applicant Business | Endress and Hauser Wetzer GmbH and Co. KG 🇩🇪 |
| Related Domains |  endress.com |
| Equipment Class | IEEE.802.11b/g/n IoT Module |
| Test Firm | Huarui 7layers High Technology (Suzhou) Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Class II permissive change or modification of presently authorized equipment | 2025-08-01 |
| 2412-2462 MHz | Change in identification of presently authorized equipment. Original FCC ID: 2ADHKATWILC1000 Grant Date: 10/14/2015 | 2025-07-13 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual_1 | Users Manual | 2026-01-28 | PDF 4.9 MB |
| User Manual_2 | Users Manual | 2026-01-28 | PDF 4.2 MB |
| User Manual_3 | Users Manual | 2026-01-28 | PDF 4.8 MB |
| User Manual_4 | Users Manual | 2026-01-28 | PDF 2.5 MB |
| User Manual_Statement | Users Manual | 2026-01-28 | PDF 147.7 KB |
| external photos | External Photos | 2026-01-10 | PDF 486.5 KB |
| Label Location | ID Label/Location Info | 2025-08-01 | PDF 207.7 KB |
| label | ID Label/Location Info | 2025-07-13 | PDF 60.1 KB |
| FCC RF Test Setup photos-DINRail | Test Setup Photos | 2026-01-28 | PDF 398.6 KB |
| FCC RF Test Setup photos-Field | Test Setup Photos | 2026-01-28 | PDF 373.2 KB |
| FCC RF Test Setup photos-Panel | Test Setup Photos | 2026-01-28 | PDF 371 KB |
| Photographs of EUT and SAR Setup_Appendix E | Test Setup Photos | 2026-01-28 | PDF 602.7 KB |
| Antenna Specification | Test Report | 2025-08-01 | PDF 539.7 KB |
| PSU-QSU2504250214RF01_FMRU_FCC WIFI 11n20_Report | Test Report | 2025-08-01 | PDF 4.3 MB |
| Attestation Statements 2.911 d 5 | Attestation Statements | 2025-08-01 | PDF 554.7 KB |
| Modular approval letter | Attestation Statements | 2025-08-01 | PDF 275.4 KB |
| US AGENT Letter | Attestation Statements | 2025-08-01 | PDF 619.7 KB |
| Attestation Section 2.911(d)(5)(i)&(ii) | Attestation Statements | 2025-07-13 | PDF 554.7 KB |
| US Agent letter | Attestation Statements | 2025-07-13 | PDF 619.7 KB |
| modular approval letter | Attestation Statements | 2025-07-13 | PDF 744.3 KB |
| Authority Letter | Cover Letter(s) | 2025-08-01 | PDF 316.8 KB |
| Class II Changer Letter | Cover Letter(s) | 2025-08-01 | PDF 286 KB |
| Confidentiality Letter | Cover Letter(s) | 2025-08-01 | PDF 139 KB |
| Change in ID Authorization Letter by original applicant | Cover Letter(s) | 2025-07-13 | PDF 206.7 KB |
| Change in ID Request letter by new applicant | Cover Letter(s) | 2025-07-13 | PDF 182.8 KB |
| POA letter | Cover Letter(s) | 2025-07-13 | PDF 316.8 KB |
| confidentiality letter | Cover Letter(s) | 2025-07-13 | PDF 179.9 KB |
| PSU-QSU2504250214SA02_FMRU_FCC_SAR_Report_Part 1 | RF Exposure Info | 2025-08-01 | PDF 4.2 MB |
| PSU-QSU2504250214SA02_FMRU_FCC_SAR_Report_Part 2 | RF Exposure Info | 2025-08-01 | PDF 3.2 MB |
Application Information
| Application ID | ynANvebKjnjliOAPxMRGkw== |
|---|---|
| Final Action Date | 2025-08-01 |
| Application Purpose | Class II permissive change or modification of presently authorized equipment |
| Applicant FRN | 0028003390 |
| Model | FMRU |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | IEEE.802.11b/g/n IoT Module |
| Responsible Party | Dieter Waldhauser, dieter.waldhauser@endress.com , +498361308 |
| Test Firm | Yao Bin, Huarui 7layers High Technology (Suzhou) Co., Ltd., bin.yao@7layers.com  , +86 13910007241 |
| TCB Email | TEI@timcoengr.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 01/28/2026 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Limited Single Modular Approval |
| Composite Device | No |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Single module Approval : Output Power listed is the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Class II Change - New host device Max SAR in new host device 0.17W/kg |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| ynANvebKjnjliOAPxMRGkw== | 2025-08-01 | Class II permissive change or modification of presently authorized equipment |
| IOXUx9Cb6E/Xz5/uzZqltQ== | 2025-07-13 | Change in identification of presently authorized equipment. Original FCC ID: 2ADHKATWILC1000 Grant Date: 10/14/2015 |
Equipment Authorization
| Frequency | Output |
|---|---|
| 2412-2462 MHz | 0.2150000 |
Grants
TCB Grant - Application ynANvebKjnjliOAPxMRGkw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 08/01/2025 Application Dated: 08/01/2025 |
| Endress and Hauser Wetzer GmbH and Co. KG |
| Obere Wank 1 |
| Nesselwang, 87484 Germany |
| Attention: Dieter Waldhauser , |
| 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: | 2ARRT-FMRU |
| Name of Grantee: | Endress and Hauser Wetzer GmbH and Co. KG |
| Equipment Class: | Digital Transmission System |
| Notes: | IEEE.802.11b/g/n IoT Module |
| Modular Type: | Limited Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2412.0 - 2462.0 | 0.215 |
| Single module Approval : Output Power listed is the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Class II Change - New host device Max SAR in new host device 0.17W/kg |
TCB Grant - Application IOXUx9Cb6E/Xz5/uzZqltQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 07/13/2025 Application Dated: 07/13/2025 |
| Endress and Hauser Wetzer GmbH and Co. KG |
| Obere Wank 1 |
| Nesselwang, 87484 Germany |
| Attention: Dieter Waldhauser , |
| 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: | 2ARRT-FMRU |
| Name of Grantee: | Endress and Hauser Wetzer GmbH and Co. KG |
| Equipment Class: | Digital Transmission System |
| Notes: | IEEE.802.11b/g/n IoT Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2412.0 - 2462.0 | 0.215 |
| Modular approval. Output power is conducted. The antenna(s) used with this transmitter must be installed to provide a separation distance of at least 6.5 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |