Does the CP-134U-DB9M offer electrical isolation?

The standard CP-134U-DB9M model does not typically include electrical isolation. However, the '-I' variant (e.g., CP-134U-I-DB9M) provides 2 kV of electrical isolation.

What is the maximum data transfer rate supported by the serial ports?

The serial ports can achieve a maximum baud rate of 921.6 kbps, combined with high data throughput exceeding 700 kbps for efficient real-time data exchange.

How do I configure the serial ports for RS-422 or RS-485?

Configuration typically involves setting jumpers or DIP switches on the board and selecting appropriate COM port settings within the operating system or Moxa's utility software.

MOXA CP-134U-DB9M Industrial RS422/485 Serial Converter Device Server

Name: MOXA CP-134U-DB9M Industrial RS422/485 Serial Converter Device Server
Brand: Beijing Zhongping Technology Co., Ltd.
SKU: 2130611562

Beijing, ChinaBeijing Zhongping Technology Co., Ltd.

US$1.00-9,999.00

1 Piece

Product profile

Customization

Available

Usage

Telephone, Computer, Workstation, Server, Mobile phone, Laptop

Type

Wired

Model NO.

CP-134U-DB9M

Support Network

Ethernet

Information content

Data

Certification

CE, ISO, RoHS, GS

Condition

New

Transport Package

Carton

Specification

one

Trademark

moxa

Origin

China

HS Code

8517699000

Production Capacity

1000/Year

Key features

High-Speed Data Transmission: Achieves over 700 kbps throughput and 921.6 kbps baud rate for efficient industrial data exchange.

ADDC Technology: Automatic Data Direction Control simplifies RS-485 communication, eliminating manual control needs.

Long-Distance Capability: Supports up to 31 daisy-chained RS-485 devices within a 1.2 km range for large networks.

Versatile Port Configuration: Offers 2 RS-232/422/485 ports and 2 RS-422/485 ports for flexible device integration.

Broad OS Support: Comprehensive drivers available for Windows, Linux, and UNIX across major industrial platforms.

Robust ESD Protection: Features 15 KV on-board ESD protection ensuring reliability in challenging industrial environments.

Universal PCI Compatibility: Works with 3.3V and 5V PCI and PCI-X slots, ensuring broad compatibility with industrial PCs.

Efficient Data Handling: 128-byte FIFO buffer reduces CPU overhead and improves performance at high baud rates.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityLow MOQ100% Finished Products Inspection

Beijing Zhongping Technology Co., Ltd.

Beijing, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.47h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier providing 3D software design, ODM, industrial automation, product sales, installation, commissioning, maintenance, and repair services. It supports extensive customization and has documented finished-product inspection instructions, quality assurance, and stated lead times within 15 working days in both peak and off-peak seasons. However, it has no overseas showrooms, agents, branches, or offline trade-show experience, and no new products were developed in the past year. Supplier-management, corrective-action, and complaint-handling procedures exist but lack written records. Certification is listed as NIL, quality-control staffing is below five, and R&D engineer experience totals two years. Export activity is established, with 31%–40% of sales from exports and three years of export experience. Evidence of specific customer cases is not provided.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and provides industrial automation-related one-stop services, including product sales, solutions, installation and commissioning, maintenance, and repair. Its stated focus covers cement, packaging, printing, rubber, textile, and machine-tool industries.

CertificationsSupplier management system certification is explicitly recorded as NIL. The provided information therefore does not demonstrate possession of relevant certifications.

After-Sales capabilityThe supplier states that it provides installation, commissioning, maintenance, and repair services and has a quality-assurance system. However, it has no overseas showroom, agent, or branch, and its complaint-handling procedure has no written records, limiting evidence of formalized after-sales execution.

Production capacityThe supplier reports lead times within 15 working days during both peak and off-peak periods, maintains written and uniformly followed finished-product inspection instructions, and lists annual production output above the stated threshold. Nevertheless, quality-control staffing is below five and the service-capability assessment procedure has no records.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same capability is confirmed in two slices, providing direct evidence of broad customization coverage.

Product Q&A

Q:What is the primary function of the MOXA CP-134U-DB9M?

It serves as a multi-port serial communication interface card that expands computer connectivity by adding four versatile serial ports supporting RS-422, RS-485, and RS-232 standards.

Q:How does the ADDC feature benefit RS-485 communication?

Moxa's Automatic Data Direction Control (ADDC) technology automatically manages RS-485 line driver signals, eliminating the need for complex software programming and making communication as straightforward as RS-232.

Q:What are the maximum communication range and number of devices supported?

In RS-485 mode, it supports a range of up to 1.2 kilometers and allows for up to 31 daisy-chained RS-485 devices to be connected to a single port.

Q:Can I use this board with both older and newer industrial PCs?

Yes, the Universal PCI interface ensures compatibility with both 3.3V and 5V PCI slots, as well as PCI-X slots, covering a wide spectrum of industrial PCs.

Q:What operating systems are supported by the MOXA CP-134U-DB9M?

Comprehensive driver support is provided for various versions of Windows (including 7, 10, and Server editions), Linux, and UNIX.