This plug-in cable provides secure interconnection between SIMATIC S5 programmable controllers and peripheral devices. It supports seamless data exchange between central processing units and remote I/O stations. We engineered the Siemens 6ES5721-0CB00 for robust performance in industrial automation environments. This cable facilitates straightforward installation and maintenance of S5-based systems. It ensures signal integrity across the connection path. Therefore, your control network maintains reliable communication without intermittent failures.
Physical Configuration and Material Composition
The Siemens 6ES5721-0CB00 features a flexible construction with durable PVC insulation. The cable measures 1.0 meter in length for convenient equipment connectivity. It weighs approximately 0.12 kilograms for easy handling during installation. This cable incorporates copper conductors with tin-plated strands. It includes a shielded construction to protect against electromagnetic interference. The connector housings are molded for strain relief and durability.
Connector Specifications and Electrical Characteristics
This plug-in cable features a 25-pin D-sub connector on both ends. It provides a fully wired interface for comprehensive signal transmission. The Siemens 6ES5721-0CB00 supports digital and analog I/O signal connections. It employs gold-plated contacts for reliable low-voltage signal transfer. The cable accommodates data rates typical of S5 peripheral bus communications. It maintains stable impedance characteristics across the frequency range. Consequently, this ensures consistent signal quality throughout the cable run.
Detailed Technical Specifications and Interface Details
We outline the cable’s comprehensive technical parameters and physical attributes below.
| Specification | Detail |
|---|---|
| Part Number | Siemens 6ES5721-0CB00 |
| Product Category | SIMATIC S5 Plug-In Cable |
| Cable Length | 1.0 meter (39.37 inches) |
| Cable Weight | Approximately 0.12 kg (0.26 lbs) |
| Connector Type | 25-pin D-sub (female to female) |
| Connector Finish | Gold-plated contacts |
| Connector Housing | Molded plastic with integral strain relief |
| Conductor Count | 25 conductors (fully populated) |
| Wire Gauge | 28 AWG stranded conductors |
| Cable Type | Shielded flat ribbon cable |
| Shielding | Foil shield with drain wire |
| Insulation Material | PVC (polyvinyl chloride) |
| Operating Voltage | 125 VAC maximum |
| Current Rating | 1 A per conductor maximum |
| Contact Resistance | < 20 mΩ |
| Insulation Resistance | > 100 MΩ at 500 VDC |
| Cable Capacitance | 50 pF/m typical |
| Characteristic Impedance | 100 Ω nominal |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -20°C to 70°C (-4°F to 158°F) |
| Applications | S5-100U, S5-115U, S5-135U, S5-155U systems |
| Compatibility | SIMATIC S5 interface modules and peripherals |
| Compliance | CE, RoHS |
Details
| Weight | 0.15 kg |
|---|---|
| Dimensions | 25 × 290 × 210 mm |
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