The 1756-L63S is a flagship safety controller from the Allen-Bradley ControlLogix family, engineered to deliver fault-tolerant, high-integrity control in process and discrete automation. This module leverages a dual-processor architecture with hardware-based diagnostics, enabling SIL 3 certification without external safety relays. It supports advanced safety functions such as emergency stops, light curtains, and safety-rated motion, while maintaining seamless data exchange with standard controllers via the ControlLogix backplane. The 1756-L63S is ideal for applications requiring both safety and standard control in a single chassis, reducing wiring and cabinet complexity. With its robust memory capacity and deterministic scan times, it ensures reliable operation in harsh industrial environments.
| Parameter |
Specification |
| Product Type |
ControlLogix Safety Controller |
| Model |
1756-L63S |
| Safety Rating |
SIL 3 per IEC 61508, PLe per EN ISO 13849-1 |
| Processor Architecture |
Dual-redundant safety cores with hardware diversity |
| Memory (Non-Volatile) |
4 MB for safety logic and data |
| Maximum Safety I/O |
128,000 points (local and remote) |
| Backplane Communication |
ControlLogix chassis backplane (up to 25 modules) |
| Communication Protocols |
EtherNet/IP, ControlNet, DeviceNet |
| Network Safety Protocol |
CIP Safety on EtherNet/IP |
| Logic Execution Time |
Typical 0.5 ms per 1K of safety logic |
| Power Supply |
1.2 A at 5.1 V DC (from chassis backplane) |
| Operating Temperature |
0 to 60 °C (32 to 140 °F) |
| Storage Temperature |
-40 to 85 °C (-40 to 185 °F) |
| Relative Humidity |
5% to 95% non-condensing |
| Vibration Resistance |
2 g at 10-500 Hz |
| Shock Resistance |
30 g peak, 11 ms duration |
| Certifications |
UL, CE, ATEX, TÜV Rheinland for functional safety |
| Weight |
Approximately 0.45 kg (1.0 lb) |
| Dimensions (H x W x D) |
144 x 86 x 105 mm (5.67 x 3.39 x 4.13 in) |
| Warranty |
Standard 1-year factory warranty (extended available) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22