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Allen Bradley SLC 100 1745-LP101

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1745-LP101

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The 1745-LP101 is a processor from the Allen Bradley SLC 100 series, designed for reliable control and automation tasks. It operates on an input power voltage of 85-132 VAC and accommodates on-state input signals of 10-30 V DC/AC, making it versatile for various industrial applications.

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1745-LP101

ManufacturerAllen Bradley
Product TypeSLC 100 Processor
Product LineSLC 100
Part Number1745-LP101
UPC781180740527
Weight4.00 lbs (1.81 kg)
Input Power Voltage85-132 VAC
Input On-State Signal10-30 V DC/AC
Off-State Leakage Current2 mA max
Off-State Voltage Maximum35 V
Integrated I/O Circuits16
Programming LanguageLadder Logic
Primary MemoryCMOS RAM (battery-backed)
Backup MemoryEEPROM module
Programming MethodPocket Programmer or PC
System ExpansionI/O expansion units
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The SLC 100 processor labeled 1745-LP101 from Allen Bradley serves as a compact yet effective control unit. This device operates within a voltage range of 85 to 132 VAC, ensuring adaptability in various environmental conditions. It is capable of handling on-state input signals spanning from 10 to 30 V DC or AC. When inactive, it demonstrates a maximum off-state leakage current of 2 mA, with a maximum off-state voltage of 35 V to guarantee operational integrity.

This processor is equipped with 16 integrated I/O circuits, enabling straightforward connections for input and output management. The programming is conducted using Ladder Logic, a common language suitable for control logic implementation.

For data retention, the 1745-LP101 houses CMOS RAM that is backed by a battery, ensuring that programs and essential information are preserved during power loss. A separate EEPROM module provides additional backup memory to enhance reliability. Programming can be executed through a Pocket Programmer or a PC, catering to user preferences. For further adaptability, the system allows for expansion with additional I/O units, facilitating scaling as needed.

Revision Part #Also known as
1745-LP101 Ser A1745-LP101/A, Series A, Rev A
1745-LP101 Ser B1745-LP101/B, Series B, Rev B
1745-LP101 Ser C1745-LP101/C, Series C, Rev C
1745-LP101 Ser D1745-LP101/D, Series D, Rev D
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