PATAC CMU Cell Monitoring Unit
Specifications
- Model: CMU
- Product Name: Cell Monitoring Unit
- Interface: WLAN
- Supply Voltage: 11V~33.6V (Normal Voltage: 29.6V)
- Operating Temperature: -40°C to +85°C
The Product Description
This product is used in wireless BMS system.
The main function is to collect cell voltage and module temperature, and then transmit to BRFM by wireless communication.
Noun Interpretation
Sheet 1. Abbreviation
| Abbreviation | Description |
| BMS | Battery Management System |
| BRFM | Battery Radio Frequency Module |
| CMU | Cell Monitoring Unit |
| VICM | Vehicle Integration Control Module |
| BDSB | Battery Distribution Sensing Board |
Basic Parameters
Sheet 2. Parameters
| Item | Feature Description |
| Model | CMU |
| Product Name | Cell Monitoring Unit |
| Interface | WLAN |
| Supply Voltage | 11V~33.6V（Normal Voltage: 29.6V) |
| Operating Temperature | -40℃～+85℃ |
RF Output Power
Sheet 3. Power
| Item | Band | Limited Power |
|
WLAN |
2410MHz～2475MHz |
＜12dBm |
Interface definition
Sheet 4. BRFM I/O
| PIN | I/O | Function Description |
| J1-1 | NTC1- | GND |
| J1-2 | NTC1+ | Signal Collect |
| J1-3 | V7+ | Signal Collect |
| J1-4 | V5+ | Signal Collect |
| J1-5 | V3+ | Signal Collect |
| J1-6 | V1+ | Signal Collect |
| J1-7 | V1-_1 | Signal Collect |
| J1-8 | V1-_2 | GND |
| J1-9 | V2+ | Signal Collect |
| J1-10 | V4+ | Signal Collect |
| J1-11 | V6+ | Signal Collect |
| J1-12 | V8+_2 | Signal Collect |
| J1-13 | V8+_1 | POWER |
| J1-14 | Empty | / |
| J1-15 | NTC2- | GND |
| J1-16 | NTC2+ | Signal Collect |
Appendix
The production date of CMU can refer to the label.
Scan the QR code on the label and you will get the following information.
The production date of the product is read as follows：
- 23 —— 2023;
- 205 —— The 205 day.
FCC warning
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. End user must follow the specific operating instructions for satisfying RF exposure compliance. This transmitter must not be colocated or operating in conjunction with any other antenna or transmitter.
FCC Caution:
Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment.
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 part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and (
- This device must accept any interference received, including interference that may cause undesired operation.
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 of 20 cmbetween the radiator and your body NOTE To
satisfy FCC exterior labeling requirements, the following text must be placed on the exterior of the end product Contains Transmitter module FCC ID: 2BNQR-CMU
The User Manual OF CMU
- Author: Shuncheng Fei
- Approval: Yao Xiong
Pan Asia Technical Automotive Center Co., Ltd. 2024.4.8
FAQ
Q: How can I determine the production date of the CMU?
A: The production date of the CMU can be found on the label by scanning the QR code. The date is represented as YY—-DDD where YY denotes the year and DDD denotes the day.
Q: What should I do if I experience interference with radio or television reception?
A: If interference occurs, try the following measures:
- Reorient or relocate the receiving antenna.
- Increase separation between the equipment and receiver.
- Connect the equipment to a different circuit than the receiver.
- Consult a dealer or technician for assistance.
Documents / Resources
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PATAC CMU Cell Monitoring Unit [pdf] User Manual 2BNQR-CMU, 2BNQRCMU, CMU Cell Monitoring Unit, CMU, Cell Monitoring Unit, Monitoring Unit, Unit |