1. Product Overview
Product Name: DB37 Round Cable 2m Male/Female
Model: CableDB37-2MF
Series: DB37 Interface Cable Series
Article Number: CableDB37-2MF
Manufacturer: [Manufacturer not specified – typically used in industrial, computing, and instrumentation connectivity applications]

The CableDB37-2MF is a high-quality, shielded round cable designed for reliable data and signal transmission between devices equipped with DB37 (37-pin D-sub) connectors. It features a male connector on one end and a female connector on the other, allowing for direct extension or interconnection of DB37-compatible equipment. With a 2-meter length, this cable provides flexibility in system layouts while maintaining signal integrity and mechanical durability. It is commonly used in industrial control systems, data acquisition setups, test equipment, and legacy computer interfaces that utilize the DB37 standard.

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2. Key Features
- Connector Type: DB37 (37-pin D-sub) male to DB37 female
- Cable Length: 2 meters (approx. 6.56 feet)
- Cable Type: Round, shielded multi-conductor cable for signal integrity and EMI protection
- Construction: Durable molded connectors with strain relief for mechanical stability
- Compatibility: Fully compatible with standard DB37 interface ports and extension applications
- Signal Support: Suitable for analog, digital, and serial communication signals
- Versatility: Ideal for extending or connecting DB37-equipped devices such as controllers, I/O modules, and communication interfaces
- Ease of Use: Plug-and-play design with secure screw-lock connectors for stable connections
- Durability: Designed for repeated connection cycles and long-term use in demanding environments
- Applications: Industrial automation, instrumentation, CNC machinery, laboratory equipment, and legacy computer systems

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3. Technical Specifications
- Connector A: DB37 male (37-pin D-sub, standard density)
- Connector B: DB37 female (37-pin D-sub, standard density)
- Number of Conductors: 37 signal lines
- Cable Length: 2 meters (±0.05 m tolerance)
- Cable Type: Round, shielded, multi-core cable
- Conductor Material: Tinned copper conductors for optimal conductivity and corrosion resistance
- Insulation Material: PVC (Polyvinyl Chloride) or equivalent high-dielectric insulation
- Jacket Material: Flexible PVC outer jacket, abrasion-resistant
- Shielding: Aluminum foil and/or braided copper shielding for EMI/RFI protection
- Connector Shell Material: Nickel-plated steel or zinc alloy for durability and shielding continuity
- Contact Material: Gold- or tin-plated brass contacts for low contact resistance
- Operating Temperature Range: Typically -20°C to +75°C (depending on manufacturer specification)
- Voltage Rating: Up to 300V (signal level applications)
- Current Rating: Typically 1A per contact (depending on wire gauge)
- Wire Gauge: AWG 26–28 (typical for signal cables)
- Color: Standard black outer jacket
- Weight: Approx. 150–250 g (depending on cable construction)
- Bend Radius: Minimum 10× cable diameter recommended

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4. Functionality
The CableDB37-2MF functions as an extension or interconnection cable for DB37-based systems. It transmits electrical signals across 37 individual conductors, maintaining pin-to-pin continuity between the male and female connectors. The cable’s shielding minimizes electromagnetic interference (EMI) and radio frequency interference (RFI), ensuring stable signal transmission even in electrically noisy environments.

Typical Use Cases:
- Extending the reach of DB37 interface cables between control units and peripheral devices
- Connecting industrial I/O modules to PLCs or data acquisition systems
- Linking test instruments or measurement devices with DB37 communication ports
- Providing flexible connectivity in laboratory setups or production test benches
- Supporting legacy computer interfaces that utilize DB37 connectors for parallel or serial communication

Compatibility:
The cable is compatible with any device or system that uses a standard DB37 connector pinout. It supports both male-to-female extension and direct device interconnection without the need for adapters. It can be used with RS-449, IEEE-488, or custom signal configurations depending on the system design.

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5. Components & Accessories
Included Components:
- 1 × DB37 round cable, 2 meters in length, male-to-female configuration

Connector Details:
- DB37 male connector with two securing screws (4-40 UNC thread)
- DB37 female connector with corresponding threaded inserts for secure mating
- Molded backshells with integrated strain relief

Optional Accessories (not included):
- DB37 gender changers (male-to-male or female-to-female adapters)
- DB37 breakout boards or terminal blocks for signal testing
- Cable management accessories (clips, ties, or conduits)
- Panel-mount DB37 connectors for custom installations

Connector Pinout:
- Straight-through pin configuration (Pin 1 to Pin 1, Pin 2 to Pin 2, etc.)
- Fully populated 37-pin wiring for maximum compatibility

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6. Installation & Setup
Requirements:
- Devices or systems equipped with DB37 connectors
- Adequate space for cable routing and strain relief
- Proper grounding and shielding practices for EMI-sensitive environments

Installation Steps:
1. Identify the DB37 ports on the devices to be connected.
2. Align the male connector with the female port, ensuring correct orientation.
3. Insert the connector carefully and secure it using the built-in screw locks to prevent accidental disconnection.
4. Route the cable to avoid sharp bends or mechanical stress.
5. Verify signal continuity if required using a multimeter or cable tester.

Mounting Options:
- Freely routed cable for bench or rack setups
- Can be secured using cable clamps or ties for permanent installations
- Suitable for both stationary and semi-mobile equipment configurations

Configuration:
No software or firmware configuration is required. The cable provides direct electrical continuity between corresponding pins, ensuring transparent signal transmission.

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7. Performance & Capabilities
Signal Integrity:
The shielded construction minimizes crosstalk and external interference, maintaining clean signal transmission across all 37 channels.

Speed & Bandwidth:
- Suitable for low- to medium-speed data transmission (up to several Mbps depending on signal type and cable length)
- Ideal for analog and digital control signals, parallel data lines, and low-frequency communication buses

Capacity:
- Supports 37 independent signal lines
- Can carry mixed signal types (digital, analog, control, or ground lines)

Efficiency:
- Low contact resistance ensures minimal signal loss
- Shielding enhances noise immunity, improving overall system reliability

Limitations:
- Not designed for high-speed differential signaling (e.g., USB, HDMI, or Ethernet)
- Maximum recommended cable length depends on signal type and system impedance (typically up to 5–10 m for low-frequency signals)

Durability:
- Rated for thousands of mating cycles under normal use
- Resistant to moderate mechanical stress and vibration

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8. Standards & Compliance
Connector Standard:
- Complies with EIA/TIA D-subminiature connector specifications (DB37 standard)

Electrical & Safety Compliance:
- RoHS compliant (lead-free materials)
- REACH compliant (free from restricted hazardous substances)
- Meets general CE requirements for low-voltage signal cables (if applicable)

Industry Standards:
- Compatible with RS-449 and other DB37-based communication standards
- Designed according to IEC and ANSI mechanical and electrical interface guidelines

Environmental Compliance:
- Manufactured using environmentally responsible materials
- Suitable for use in standard industrial and laboratory environments

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9. Additional Information
Warranty:
Typically covered by a 1-year limited warranty against manufacturing defects (actual terms depend on supplier).

Support:
Technical support available through the distributor or manufacturer for pinout verification, compatibility guidance, and replacement inquiries.

Maintenance:
- Keep connectors clean and free from dust or oxidation
- Avoid excessive bending or pulling on the cable
- Store in a dry environment when not in use

Updates & Replacements:
- Compatible with other DB37 cables of varying lengths (e.g., 1m, 3m, 5m)
- Replacement cables available under the same series for consistent performance

Typical Applications Summary:
- Industrial automation and control systems
- Data acquisition and measurement setups
- Laboratory instrumentation interconnects
- Legacy computer and peripheral connections
- Custom electronic projects requiring multi-pin connectivity

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Comprehensive Summary:
The CableDB37-2MF (DB37 Round Cable 2m Male/Female) is a robust, shielded, multi-conductor cable engineered for reliable signal transmission in professional and industrial environments. Featuring a DB37 male connector on one end and a DB37 female connector on the other, it provides a straight-through 37-pin connection ideal for extending or linking DB37-equipped devices. Its 2-meter length offers flexibility in system design without compromising signal quality.

Constructed with tinned copper conductors, PVC insulation, and full shielding, the cable ensures excellent electrical performance and mechanical durability. The molded connectors with strain relief enhance longevity, while the screw-lock mechanism guarantees secure mating. Fully compliant with EIA/TIA D-sub standards and RoHS environmental directives, the CableDB37-2MF is a dependable choice for engineers, technicians, and system integrators who require stable, interference-free connectivity in control, instrumentation, and data communication applications.

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