Comprehensive Product Summary – M12C-5MDB9-300

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### 1. Product Overview

Product Name: 5-pin M12 Male to DB9 Console Cable
Model Number: M12C-5MDB9-300
Series: M12C Series – Industrial M-Series Connectivity Solutions
Article Number: M12C-5MDB9-300
Manufacturer: ORing Industrial Networking Corp.
Product Category: Industrial Communication Cable / M12 Interface Cable
Website: [www.oring-networking.com](http://www.oring-networking.com)

The M12C-5MDB9-300 is a high-quality industrial-grade communication cable designed to connect devices equipped with a 5-pin M12 male connector to equipment using a DB9 interface. With a total cable length of 3 meters, this model features A-coding for standardized pin alignment and compatibility with a wide range of industrial automation and networking devices. It is part of ORing’s ruggedized M-Series accessory line, engineered for reliable data transmission in harsh environments.

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### 2. Key Features

- Connector Type: 5-pin M12 Male to DB9 Male/Female (console interface)
- Cable Length: 3 meters (300 cm)
- Coding Type: A-coded (standard for sensor/actuator and serial communication applications)
- Industrial-Grade Design: Built for durability in demanding industrial and field environments
- High Signal Integrity: Ensures stable data transmission between M12 and DB9 interfaces
- Rugged Construction: Resistant to vibration, mechanical stress, and environmental contaminants
- Plug-and-Play Compatibility: Designed for quick integration with ORing industrial networking devices and other compatible systems
- Versatile Application: Suitable for console connections, serial communication, and device configuration
- Reliable Contact Interface: Gold-plated contacts for corrosion resistance and long-term electrical reliability
- Flexible Cable Jacket: Provides mechanical protection and flexibility for routing in control cabinets or machinery
- RoHS Compliant: Free from hazardous substances, meeting environmental and safety standards

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Model | M12C-5MDB9-300 |
| Cable Type | M12 to DB9 Console Cable |
| Connector 1 | 5-pin M12 Male (A-coded) |
| Connector 2 | DB9 Connector (Console Interface) |
| Cable Length | 3 meters (9.84 feet) |
| Number of Pins | 5 |
| Coding Type | A-coding |
| Cable Jacket Material | Industrial-grade PVC or PUR (depending on configuration) |
| Shielding | Shielded twisted pair (for noise immunity) |
| Operating Temperature Range | Typically -20°C to +80°C (depending on installation environment) |
| Ingress Protection (M12 side) | IP67 when mated |
| Contact Material | Gold-plated brass or copper alloy |
| Insulation Resistance | ≥ 100 MΩ at 500 VDC |
| Contact Resistance | ≤ 10 mΩ |
| Rated Voltage | 30V to 60V DC (typical for signal-level applications) |
| Rated Current | Up to 4A per contact (depending on conductor size) |
| Cable Diameter | Approx. 5–6 mm |
| Color | Black or gray industrial jacket |
| Weight | Approx. 150–200 g (for 3m length) |

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### 4. Functionality

The M12C-5MDB9-300 functions as a communication interface cable that bridges industrial devices using an M12 connector with systems or controllers using a DB9 serial port. The M12 connector, commonly found in industrial automation, sensors, and field devices, provides a secure, vibration-resistant connection. The DB9 connector, widely used for RS-232/RS-485 serial communication, allows direct console access or configuration of network devices.

Typical Use Cases:
- Connecting industrial Ethernet switches, routers, or gateways to PCs or laptops for console configuration
- Linking PLCs (Programmable Logic Controllers) or HMIs (Human-Machine Interfaces) to diagnostic tools
- Serial communication between field sensors and control systems
- Integration of legacy RS-232/RS-485 devices into modern M12-based networks
- Maintenance and troubleshooting of industrial networking equipment

Compatibility:
- Compatible with ORing’s industrial networking products (switches, media converters, gateways)
- Works with standard DB9 serial ports on computers, servers, or configuration consoles
- Supports A-coded M12 interfaces used in automation and control systems

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### 5. Components & Accessories

Included Components:
- 1 × M12C-5MDB9-300 cable (3m length)
- Pre-assembled connectors (M12 male and DB9 connector)
- Factory-tested for continuity and insulation integrity

Optional Accessories (from ORing’s accessory catalog):
- M12 Extension Cables:
- M12C-5M5F-1000 (10m, A-coded)
- M12C-5M5F-3000 (30m, A-coded)
- M12 to RJ45 Cables:
- M12C-4MRJ-300 (3m, A-coded)
- M12C-4MRJ-300D (3m, D-coded)
- Power Supplies:
- DR-4512 (12VDC/3.5A)
- DR-4524 (24VDC/2A)
- DR-75-24 (24VDC/3.2A)
- RF Accessories:
- RFB-M2-150 (1.5m magnetic antenna base)
- RFC-NM-SMR-150 (1.5m RF cable, N Male to SMA Male)

These accessories complement the M12C-5MDB9-300 by providing extended connectivity, power, and communication options for industrial systems.

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### 6. Installation & Setup

Installation Requirements:
- Ensure both M12 and DB9 interfaces are clean and free from debris before connection.
- Verify that the M12 connector is A-coded to match the device port.
- Confirm that the DB9 connector orientation matches the target console or serial port (male/female as required).

Mounting & Connection:
1. Align the M12 male connector with the corresponding female port on the device.
2. Rotate the threaded coupling nut until securely fastened (hand-tight; do not over-torque).
3. Connect the DB9 end to the console or serial interface of the host device.
4. Power on the connected equipment and verify communication link integrity.

Configuration:
- No software configuration required; the cable acts as a passive communication medium.
- For console access, use terminal software (e.g., PuTTY, Tera Term) on the host PC.
- Ensure correct serial communication parameters (baud rate, parity, stop bits) are set according to the connected device’s specifications.

Environmental Considerations:
- Suitable for indoor or sheltered outdoor use.
- Avoid excessive bending radius (<5× cable diameter).
- Maintain IP67 protection by ensuring proper mating of the M12 connector.

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### 7. Performance & Capabilities

Electrical & Signal Performance:
- Designed for reliable transmission of RS-232/RS-485 serial signals.
- Low contact resistance ensures minimal signal loss.
- Shielded cable construction minimizes electromagnetic interference (EMI).
- Supports data rates typical of serial communication (up to 115.2 kbps or higher depending on system).

Mechanical Performance:
- M12 connector rated for >100 mating cycles.
- Cable jacket resistant to oil, chemicals, and mechanical abrasion.
- Withstands vibration and shock common in industrial environments.

Environmental Performance:
- Operating temperature: -20°C to +80°C (typical)
- Storage temperature: -40°C to +85°C
- Humidity tolerance: up to 95% non-condensing
- IP67 protection on M12 side when properly mated

Limitations:
- Not designed for high-speed Ethernet (use D-coded or X-coded M12 cables for that purpose).
- Intended for signal-level communication, not for power transmission.
- DB9 connector not IP-rated; use in protected enclosures if exposed to harsh conditions.

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### 8. Standards & Compliance

Compliance & Certifications:
- RoHS Directive (2011/65/EU): Compliant – free from lead, mercury, cadmium, and other restricted substances.
- REACH Regulation (EC 1907/2006): Compliant – no SVHC (Substances of Very High Concern) above threshold levels.
- IEC 61076-2-101: Standard defining M12 connector dimensions and coding.
- IP67 Rating (M12 side): Dust-tight and protected against temporary immersion in water.
- ISO 9001 Manufacturing: Produced under certified quality management systems.

Industry Standards:
- Compatible with RS-232/RS-485 serial communication standards.
- Meets industrial automation interface requirements for M12 A-coded connectors.
- Designed according to ORing’s “Rugged Excellence” standard for industrial reliability.

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### 9. Additional Information

Warranty:
- Standard manufacturer warranty: 2 years (may vary by region).
- Covers defects in materials and workmanship under normal use conditions.

Support & Documentation:
- Full technical documentation available from ORing’s website.
- Support includes wiring diagrams, pinout references, and compatibility charts.
- Technical assistance available via ORing’s global support network.

Maintenance:
- Periodically inspect connectors for wear or corrosion.
- Clean contacts with appropriate electronic contact cleaner if necessary.
- Avoid excessive mechanical stress or bending near connector ends.

Product Lifecycle & Updates:
- Part of ORing’s ongoing M-Series accessory line, ensuring long-term availability.
- Backward-compatible with existing M12 A-coded devices.
- Updated versions may include enhanced shielding or improved materials for extended durability.

Environmental Responsibility:
- Designed for recyclability and minimal environmental impact.
- Packaging uses recyclable materials.

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### Summary

The M12C-5MDB9-300 is a 3-meter, 5-pin M12 male to DB9 console cable engineered for industrial communication and configuration tasks. It provides a robust, reliable connection between M12-equipped field devices and DB9-based control or monitoring systems. With A-coding, IP67-rated M12 interface, and industrial-grade construction, it ensures dependable performance in automation, manufacturing, and networking environments.

As part of ORing’s M-Series accessory portfolio, this cable exemplifies the company’s commitment to rugged, high-quality connectivity solutions. It is ideal for engineers, system integrators, and maintenance professionals who require durable, standards-compliant cabling for industrial communication and device management.

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