1785-L40E | Allen-Bradley | PLC-5 Ethernet Processor
General Overview
The 1785-L40E is an Allen-Bradley PLC-5 Ethernet Processor designed for medium to large automation applications. It features 48K words of user memory and supports up to 2048 I/O points, providing robust capabilities for interfacing with various devices.
Key Features
- Memory: 48K words of user memory for extensive program storage.
- I/O Capacity: Supports 2048 I/O points (any mix) or 2048 inputs plus 2048 outputs (complementary).
-
Embedded Communication Ports:
- Two DH+/Remote I/O ports (Adapter or Scanner)
- One serial port (configurable for RS-232, RS-423, RS-422A)
- One Ethernet communication port (10/100 Mbps)
Technical Specifications
Manufacturer Information
- Manufacturer: Rockwell Automation
- Part Number: 1785-L40E
- Product Type: Programmable Logic Controller
- Product Family: PLC-5
- Brand: Allen-Bradley
Environmental Tolerance
- Operating Temperature: 0 to 60 °C (32 to 140 °F)
- Non-Operating Temperature: -40 to 85 °C (-40 to 185 °F)
- Humidity Range: 5% to 95% non-condensing
Electrical Characteristics
- Backplane Current Load: 3.3 A
- Power Dissipation: 17.3 W
- Power Supply Compatibility: 1771-P4S, -P6S, -P4S1, -P6S1
- Battery: 1770-XYC
Communication and Processing
- Max Total I/O: 2048 (any mix) or 2048 in + 2048 out (complementary)
- Max Analog I/O: 2048
-
I/O Scan Time:
- 10 ms at 57.6 kbits/s
- 7 ms at 115.2 kbits/s
- 3 ms at 230.4 kbits/s
- Control Coprocessor Expansion Port: Yes
- Dedicated 15-pin Ethernet/IP Port: Yes
- RS-232-C/422-A/423-A Ports: 1
Physical Dimensions and Weight
- Weight: 1.38 kg (3.0 lbs)
- Compatible Chassis: 1771-A1B, 1771-A2B, 1771-A3B, 1771-A3B1, 1771-A4B
- Maximum I/O Chassis Links: 61
- Max I/O Chassis Extended Local: 0
- Max I/O Chassis Total: 61
- Max I/O Chassis Universal Remote: 60
Additional Information
- Programming Languages Supported: Sequential Function Chart (SFC), Ladder Logic, Structured Text (ST).
- Shock and Vibration Ratings: 30G operational shock; 1G operational vibration (10 to 500 Hz).
- Certifications: CSA, C-TICK, CE, UL-certified.
- Memory Backup Options: Supports optional backup memory devices (e.g., 1785-ME16, -ME32, -ME64, -M100).
1785-L40E | Allen-Bradley | PLC-5 Ethernet Processor
1785-L40E | Allen-Bradley | PLC-5 Ethernet Processor
General Overview
The 1785-L40E is an Allen-Bradley PLC-5 Ethernet Processor designed for medium to large automation applications. It features 48K words of user memory and supports up to 2048 I/O points, providing robust capabilities for interfacing with various devices.
Key Features
- Memory: 48K words of user memory for extensive program storage.
- I/O Capacity: Supports 2048 I/O points (any mix) or 2048 inputs plus 2048 outputs (complementary).
-
Embedded Communication Ports:
- Two DH+/Remote I/O ports (Adapter or Scanner)
- One serial port (configurable for RS-232, RS-423, RS-422A)
- One Ethernet communication port (10/100 Mbps)
Technical Specifications
Manufacturer Information
- Manufacturer: Rockwell Automation
- Part Number: 1785-L40E
- Product Type: Programmable Logic Controller
- Product Family: PLC-5
- Brand: Allen-Bradley
Environmental Tolerance
- Operating Temperature: 0 to 60 °C (32 to 140 °F)
- Non-Operating Temperature: -40 to 85 °C (-40 to 185 °F)
- Humidity Range: 5% to 95% non-condensing
Electrical Characteristics
- Backplane Current Load: 3.3 A
- Power Dissipation: 17.3 W
- Power Supply Compatibility: 1771-P4S, -P6S, -P4S1, -P6S1
- Battery: 1770-XYC
Communication and Processing
- Max Total I/O: 2048 (any mix) or 2048 in + 2048 out (complementary)
- Max Analog I/O: 2048
-
I/O Scan Time:
- 10 ms at 57.6 kbits/s
- 7 ms at 115.2 kbits/s
- 3 ms at 230.4 kbits/s
- Control Coprocessor Expansion Port: Yes
- Dedicated 15-pin Ethernet/IP Port: Yes
- RS-232-C/422-A/423-A Ports: 1
Physical Dimensions and Weight
- Weight: 1.38 kg (3.0 lbs)
- Compatible Chassis: 1771-A1B, 1771-A2B, 1771-A3B, 1771-A3B1, 1771-A4B
- Maximum I/O Chassis Links: 61
- Max I/O Chassis Extended Local: 0
- Max I/O Chassis Total: 61
- Max I/O Chassis Universal Remote: 60
Additional Information
- Programming Languages Supported: Sequential Function Chart (SFC), Ladder Logic, Structured Text (ST).
- Shock and Vibration Ratings: 30G operational shock; 1G operational vibration (10 to 500 Hz).
- Certifications: CSA, C-TICK, CE, UL-certified.
- Memory Backup Options: Supports optional backup memory devices (e.g., 1785-ME16, -ME32, -ME64, -M100).