1785-L46B Allen-Bradley
Overview
The Allen Bradley 1785-L46B is a PLC-5 Programmable controller. This controller is a standard controller with protected memory with maximum user memory 48,000 Words and capable of handling up to 2048 I/Os. This controller is equipped with communication ports that is configurable for Data Highway Plus (DH+) or Remote I/O, operating in Adapter or Scanner mode. It also has One (1) Serial...
Specifications
| Battery | 1770-XYC |
|---|---|
| Battery-Backed Static RAM | Yes |
| Category | PLCs |
| Communication Ports | Four (4) Data Highway Plus (DH+); Remote I/O (RIO); One (1) Serial; |
| Control Coprocessor Expansion Port | Yes |
| Controller Memory | 48 Kwords |
| EEPROM Program Backup Option (using 1785-ME16, -ME32, -ME64, and -M100) | Yes |
| Hardware addressing | 2-slot; 1-slot; 1/2-slot |
| 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 |
| I/O system | Bulletin 1771 I/O, 1794 I/O, 1746 I/O, and 1791 I/O including 8-, 16-, 32-pt, and intelligent modules |
| Max Analog I/O | 2048 |
| Max I/O Chassis Extended Local | |
| Max I/O Chassis Total | 61 |
| Max I/O Chassis Universal Remote | 32 Max. Per I/O Link |
| Max Total I/O | 2048 (any mix); 2048 Input / 2048 output (complimentary) |
| Max User Memory Words | 48 Kilowords |
| Memory modules | 1785-ME32, 1785-ME64, 1785-M100 |
| Memory Protection | Integrated |
| Module location | 1771-A1B, -A2B, A3B, -A3B1, -A4B chassis; left-most slot |
| Module type | Standard Processor |
| Processor | PLC-5/46 |
| Product Line | PLC 5 |
| Program Scan Time | 0.5 ms per K word (bit logic) 2 ms per K word (typical) |
| Protected Memory | Yes |
| RS-232-C/422-A/423- A Ports | 1 |
| UPC | 10612598124036 |
| Weight | 3.75 lbs (1.70 kg) |
Product details
| Manufacturer | Allen-Bradley |
|---|---|
| Manufacturer part number | 1785-L46B |
| KKM catalog reference | ALLEN-BRADLEY-1785-L46B |
| Published specifications | 27 attributes listed |
| Related part numbers | 16 other part numbers in this family |
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Frequently Asked Questions
How do I get pricing for 1785-L46B?
KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email [email protected], and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the 1785-L46B?
1785-L46B is a Allen-Bradley part. KKM Solutions sources Allen-Bradley components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
What is the lifecycle status of 1785-L46B?
We do not hold a published lifecycle status for 1785-L46B. Allen-Bradley's publishes whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the current status with the manufacturer at quote time — you are told if the part is superseded or discontinued before you commit. Either way we source current-production, superseded and long-obsolete parts the same way; where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.
What are the key specifications of 1785-L46B?
Key specifications include Battery: 1770-XYC; Battery-Backed Static RAM: Yes; Category: PLCs; Communication Ports: Four (4) Data Highway Plus (DH+); Remote I/O (RIO); One (1) Serial;. The full specification table on this page lists every published attribute for this part.
How quickly can 1785-L46B ship?
In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
Variants & Related Part Numbers
Other Allen-Bradley part numbers in this family: