|
Product Type |
Programmable Logic Controller |
|
Product Line |
PLC 5 |
|
Part Number |
1785-L20E |
|
UPC |
612598126422 |
|
Weight |
3.13 lbs (1.42 kg) |
|
Our Advantage |
|
u Fast Delivery |
|
u There are many goods in stock |
|
u Original New&High Quality |
|
u We have experienced staff and extensive test facilities |
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u We provide a large number brand-name parts |
|
u Your one-stop solution for parts and service |
|
Professional contact channel |
|
u Sales Manager：Miya zheng |
|
u E-mail: sales@amikon.cn |
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u Phone: +86-18020776792（whatsapp） |
Overview
The Allen-Bradley 1785-L20E is an Allen-Bradley PLC5 Controller. This controller has 16K words of user memory, supports 512 (any mix) or 512 in + 512 out (complementary). It has embedded communication ports such as One (1) DH+ (Fixed), One (1) DH+/Remote I/O (Adapter or Scanner) One (1) serial port.
Technical specifications
|
Manufacturer |
Allen Bradley |
|
Non-Operating Temperature |
IEC 60068-2-1 (Test Ab, Un-packaged Nonoperating Cold), IEC 60068-2-2 (Test Bc, Un-packaged Nonoperating Dry Heat), IEC 60068-2-14 (Test Na, Un- packaged Nonoperating Thermal Shock): –40...85 o C (– 40...185 o F) |
|
Operating Temperature |
EC 60068-2-1 (Test Ad, Operating Cold), IEC 60068-2-2 (Test Bd, Operating Dry Heat), IEC 60068-2-14 (Test Nb, Operating Thermal Shock): 0...60 o C (32...140 o F) |
|
Remote I/O |
12 chassis |
|
Maximum Number of I/O Racks |
4 (0-3) |
|
Battery |
1770-XYC |
|
Memory |
16 Kwords |
|
Embedded Communication interfaces |
1 DH+ (Fixed) 1 DH+/Remote I/O (Adapter or Scanner) 1 serial port, configurable for RS-232 and 423 and RS-422A standards; Ethernet |
|
Backplane current load |
2.3 A |
|
Power Dissipation |
12 W |
|
Power Supply |
1771-P4S, -P6S, -P4S1, -P6S1 |
|
Module Type |
Standard Processor |
|
Processor |
PLC-5/20E |
|
Max User Memory Words |
16 Kilowords |
|
Battery-Backed Static RAM |
Yes |
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EEPROM Program Backup Option (using 1785-ME16, -ME32, -ME64, and -M100) |
Yes |
|
Protected Memory |
No |
|
Max Total I/O |
512 (any mix) or 512 in + 512 out (complementary) |
|
Max Analog I/O |
512 |
|
I/O Scan Time Per Rack |
10 ms at 57.6 kbits/s, 7 ms at 115.2 kbits/s, 3 ms at 230.4 mbits/s |
|
Max I/O Chassis Extended Local |
0 |
|
Max I/O Chassis Total |
13 |
|
Max I/O Chassis Universal Remote |
12 |
|
RS-232-C/422-A/423- A Ports |
1 |
Main Features
|
PLC-5 Processor |
Designed for medium-scale industrial automation applications |
|
16K Word SRAM Memory |
Includes battery-backed volatile memory |
|
Ethernet Communication |
Integrated Ethernet port with 10 Mbps transmission speed |
|
Multiple Communication Interfaces |
Supports DH+, Remote I/O, RS-232, RS-423, and RS-422A |
|
Flexible I/O Capacity |
Supports up to 512 mixed I/O points |
|
Distributed I/O Support |
Supports up to 13 chassis including remote racks |
|
Non-Volatile Memory Support |
Compatible with 1785-ME memory backup modules |
|
Fast I/O Scan Time |
Supports high-speed remote I/O communication |
|
Multiple Addressing Modes |
Supports half-slot, single-slot, and double-slot addressing |
|
Industrial Durability |
Designed for demanding industrial environments |
FQA
Questions: What is the primary function of the 1785-L20E controller?
Answer: The 1785-L20E is a PLC-5 programmable controller used for executing control logic and managing industrial automation processes.
Questions: How much memory does the 1785-L20E provide?
Answer: The controller includes 16K words of battery-backed SRAM memory.
Questions: Which communication interfaces are integrated into the 1785-L20E?
Answer: The controller includes Ethernet, DH+, Remote I/O, RS-232, RS-423, and RS-422A communication interfaces.
Questions: How many I/O points can the 1785-L20E support?
Answer: The controller supports up to 512 mixed I/O points or 512 inputs plus 512 outputs complementary.
Questions: Which chassis are compatible with the 1785-L20E?
Answer: The module is compatible with 1771-A1B, 1771-A2B, 1771-A3B, 1771-A3B1, and 1771-A4B chassis.
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