Product Description
Product Details
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Manufacturer: Allen-Bradley
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Model/Part Number: 1769-L35CR
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Model Type: CompactLogix 1.5MB ControlNet Controller
Description
The Allen-Bradley 1769-L35CR is a CompactLogix™ 5370 L3 controller featuring 1.5MB of user memory and redundant ControlNet channels (A & B) for high-reliability applications. It supports up to 30 I/O modules across a maximum of 3 I/O banks. This controller is designed for applications that require robust communication and distributed control in industrial automation environments.
Key Features
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Dual ControlNet Channels (A & B) for redundant media operation.
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Supports up to 30 local I/O modules with a 3-bank limit.
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RS-232 Serial Port & Network Access Port (NAP) for additional communication options.
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Supports CompactFlash cards (1784-CF64 or 1784-CF128) for non-volatile memory storage.
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Supports a variety of network topologies with ControlNet and RS-232 connectivity.
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DIN Rail and Panel Mounting Options for installation flexibility.
Specifications
| Attribute |
1769-L35CR |
| User Memory |
1.5MB |
| Communication Ports |
RS-232, NAP, ControlNet (Channels A & B) |
| Non-Volatile Memory |
CompactFlash (1784-CF64 or 1784-CF128) |
| Max I/O Modules |
30 |
| Max I/O Banks |
3 |
| Backplane Current |
680mA @ 5V DC, 40mA @ 24V DC |
| Power Dissipation |
4.36W |
| Power Supply Distance Rating |
4 slots from power supply |
| Programming Cable |
1747-CP3 or 1756-CP3 |
| Weight |
0.32 kg (0.70 lb) |
| Panel Mounting Torque |
1.1–1.18 N·m (10–16 lb·in) |
| Wiring Connectors |
2 BNC connectors (ControlNet), 1 NAP (1786-CP cable) |
| Isolation Voltage |
30V (continuous), Basic Insulation Type |
| Enclosure Rating |
Open-style |
Environmental Specifications
| Attribute |
Value |
| 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 |
5g @ 10–500Hz |
| Shock (DIN Rail Mount) |
Operating: 20g, Non-operating: 30g |
| Shock (Panel Mount) |
Operating: 30g, Non-operating: 40g |
| ESD Immunity |
IEC 61000-4-2 (6kV contact, 8kV air discharges) |
| EFT/B Immunity |
IEC 61000-4-4 (+2kV at 5kHz on communication ports) |
| Surge Immunity |
IEC 61000-4-5 (±2kV line-earth CM on communication ports) |
| Radiated RF Immunity |
IEC 61000-4-3 (10V/m at 80–2000 MHz) |
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