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1785-L40E

1785-L40E Allen-Bradley | Processor 2048 I/O 10/100 Mbps Ethernet

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  • Manufacturer: Allen-Bradley

  • Product No.: 1785-L40E

  • Product Type: ControlNet Processor

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 1380g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Tavsif

Allen-Bradley 1785-L40E PLC-5/40E Ethernet Processor

Allen-Bradley 1785-L40E is a PLC-5/40E Ethernet processor with 48K words of battery-backed user memory. Supports 2048 I/O (any mix) or 2048 in + 2048 out complementary configuration, with 2 DH+/Remote I/O ports, 1 serial port, and 1 Ethernet port. Weight approximately 1.38 kg (3.0 lbs).

Key Specifications

Parameter Value
Part Number 1785-L40E
Series PLC-5
Processor Model PLC-5/40E
Max User Memory 48 Kilowords
Battery-Backed SRAM Yes (battery 1770-XYC)
Max Total I/O 2048 (any mix) / 2048 in + 2048 out
Max Analog I/O 2048
Backplane Current Load 3.3A
Power Dissipation 17.3W
Weight Approximately 1.38 kg (3.0 lbs)

Communication Ports

Port Type
DH+/Remote I/O 2 combination ports (Adapter or Scanner)
Serial Port 1 x RS-232-C/422-A/423-A
Ethernet Port 1 x 15-pin, 10/100 Mbps (TCP/IP)
Control Coprocessor Expansion Yes

I/O Scan Time & Chassis

Parameter Value
Scan Time (57.6 kbit/s) 10 ms per rack
Scan Time (115.2 kbit/s) 7 ms per rack
Scan Time (230.4 kbit/s) 3 ms per rack
Max I/O Chassis Total 61 (1 local + 60 remote)
Max I/O per Link 32
Max I/O Racks 16 (0 to 15)

Environmental & Certifications

Parameter Value
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)
Humidity 5% to 95% non-condensing
Operating Shock 30G
Vibration 1G at 10-500 Hz
Clock Accuracy ±5 min per month
Power Supply Options 1771-P4S, -P6S, -P4S1, -P6S1
Certifications UL, CE, CSA, C-TICK

FAQs

Q1: What Ethernet speed does the 1785-L40E support?
A1: 10/100 Mbps via a dedicated 15-pin Ethernet/IP port with TCP/IP protocol.

Q2: How much user memory does this controller have?
A2: 48 Kilowords of battery-backed static RAM.

Q3: What is the maximum I/O chassis configuration?
A3: 61 chassis total (1 local + 60 remote) with up to 32 I/O per link.

🏷️ Tags: ControlNet Processor
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