Siemens Simatic S5 6ES5105-3RB31
€869.70
Siemens Simatic S5 6ES5105-3RB31 Vers. 01 -used
SIEMENS SIMATIC S5 6ES5 105-3RB31 – 19″ Subrack for S5-115U/135U PLC Systems
Modular Backplane for Industrial Automation Control
The 6ES5 105-3RB31 is a 19-inch subrack designed for SIMATIC S5-115U/135U programmable logic controllers, featuring:
✔ 8-slot modular configuration
✔ Sturdy metal construction for industrial environments
✔ Centralized backplane bus for module communication
Technical Specifications
Mechanical Design
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Dimensions: 483 × 132 × 165 mm (W×H×D)
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Material: Steel chassis with aluminum mounting rails
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Weight: 2.5 kg
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Mounting: 19″ rack or wall mounting
Electrical Characteristics
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Backplane Voltage: 24V DC (5A max)
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Slot Configuration: 8 slots (mix of CPU, I/O, and comms modules)
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Operating Temp.: 0°C to +60°C
Compatibility
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Supported CPUs: S5-115U, S5-135U
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I/O Modules: Digital/Analog (e.g., 6ES5 460-4UA12)
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Communication: CP modules (e.g., 6ES5 480-4UA12)
Key Features
✅ Modular Expansion – Hot-swappable (power-off required)
✅ Robust Design – Vibration and EMI resistant
✅ Easy Maintenance – Front-accessible terminals
Installation Guide
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Mounting:
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Ensure proper grounding (PE terminal)
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Allow 100mm clearance for cooling
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Wiring:
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Use 1.5mm² wires for power
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Separate signal/power cables
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Startup:
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Verify 24V supply (±5%)
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Check module seating (LED indicators)
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Modern Migration Options
⚠ Discontinued – Replaced by S7-300/400 systems
| S5 Component | S7 Equivalent |
|---|---|
| 6ES5 105-3RB31 | 6ES7 195-1GF30 (S7-300 rack) |
| S5-115U CPU | S7-315-2 PN/DP |
Maintenance & Troubleshooting
Common Issues:
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No Power: Check 24V supply and fuse (1.6A slow-blow)
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Module Errors: Clean backplane contacts
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Communication Faults: Verify termination
Preventive Maintenance:
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Annual contact inspection
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5-year capacitor replacement
Ordering Information
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Manufacturer PN: 6ES5 105-3RB31
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Status: Discontinued (last order ~2005)
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Replacement: Refurbished units or S7 upgrade
Safety & Compliance
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Standards: EN 61131-2, UL 508
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Protection: IP20 (requires enclosure)
SIEMENS
SIMATIC S5-105R
6ES5105-3RB31
SIMATIC S5, ZG 105R ZENTRALGERAET F. 500 ODER 1000 PROGRAMMELEM. 1 STECKPLATZ F ZENTRALBAUGRUPPE 8 STECKPLAETZE F E/A-BAUGRUPPEN OHNE GERAETEHANDBUCH NETZANSCHLUSS AC 220/240V
gebraucht
used
| Weight | 1 kg |
|---|---|
| Product code |
EBA Siemens Simatic S5 6ES5105-3RB31 |
| Condition |
Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. |
| Manufacturer number |
6ES5105-3RB31 |
| Item number |
06996 |
| Country of origin |
Germany |
| Weight |
1 |
