Product Description
General Overview
- Manufacturer: Allen-Bradley
- Model/Part Number: 1756-L73S
- Description: GuardLogix 5570 Integrated Safety PAC with 8MB standard memory and 4MB safety memory. Part of the ControlLogix/GuardLogix system.
Key Features
-
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- 4 MB dedicated safety memory
- Embedded Network Port: None
- Motion Axis Supported: 100 (None)
- Non-Volatile Memory Option: Secure Digital (SD)
- Replacement Battery: 1756-ESMCAP (Energy Storage Capacitor Module)
Technical Specifications
| Attribute | 1756-L73S |
|---|---|
| User Memory | 8 MB |
| Safety Memory | 4 MB |
| I/O Memory | 0.98 MB |
| Optional Nonvolatile Memory | 1 GB (1756-SD1 ships with every controller) |
| Digital I/O Max | 128,000 |
| Analog I/O Max | 4,000 |
| Total I/O Max | 128,000 |
| Energy Storage Modules | 1756-ESMCAP, 1756-ESMNSE, 1756-ESMNRM, 1756-SPESMNSE, 1756-SPESMNRM |
| Current Draw @ 1.2V DC | 5 mA |
| Current Draw @ 5.1V DC | 800 mA |
| Power Dissipation | 2.5 W |
| Thermal Dissipation | 8.5 BTU/hr |
| Isolation Voltage | 30V (continuous), basic insulation (USB port-to-system) |
| Weight | 0.25 kg (0.55 lb) |
| Slot Width | 2 (requires both modules, one slot each) |
| Module Location | Chassis-based, any slot (Safety partner must be in immediate right slot) |
| Chassis Compatibility | 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17 |
| Power Supply Options (Standard) | 1756-PA50, 1756-PA72, 1756-PA75, 1756-PB50, 1756-PB72, etc. |
| Power Supply Options (Redundant) | 1756-PA75R, 1756-PB75R, 1756-PSCA2 |
Environmental Specifications
| Attribute | 1756-L73S |
|---|---|
| Operating Temperature | 0 °C to +60 °C (32 °F to +140 °F) |
| Non-Operating Temperature | -40 °C to +85 °C (-40 °F to +185 °F) |
| Relative Humidity | 5% to 95% (non-condensing) |
| Vibration (Operating) | 2 g @ 10…500 Hz |
| Shock (Operating) | 30 g |
| Shock (Non-Operating) | 50 g (45 g with SD card) |
| ESD Immunity | IEC 61000-4-2 6 kV contact, 8 kV air discharges |
| Radiated RF Immunity | IEC 61000-4-3, 10V/m @ 2000 MHz |
| Conducted RF Immunity | Not applicable for USB ports |
Certifications
- c-UL-us: UL Listed Industrial Control Equipment (US and Canada)
- CE: Compliant with EMC Directive, EN 61326-1, EN 61000-6-2, and more
- ATEX: Certified for use in potentially explosive atmospheres
- IECEx: Compliant with IEC 60079-7 for explosive environments
- UKEx and UKCA: Conforming with UK standards for hazardous locations
- SIL 3 (IEC 61508), PL e (ISO 13849-1), and Category 4 (EN 954-1) capable when used with specified firmware