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Allen Bradley ControlLogix 1756-L65

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1756-L65

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Allen Bradley ControlLogix Processor Module with 478 Kilobytes I-O Memory and 32 MB User Memory

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Ships from Raleigh, NC
2 Year DO Supply Warranty
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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 1756-L65

ManufacturerAllen Bradley
CategoryPLCs
Product LineControlLogix
Part Number1756-L65
UPC612598340729
Weight0.38 lbs (0.17 kg)
Module TypeProcessor Module
I-O Memory478 Kilobytes
User Memory32 MB
Maximum I-O128,000
Maximum Analog I-O4,000
Maximum Digital I-O128,000
Current Draw (5.1 Volts DC)1200 milliamps
Current Draw (24 Volts DC)14 milliamps
Power Dissipation3.5 Watts
Thermal Dissipation11.9 BTU per hour
Isolation Voltage30 Volts Continuous
EnclosureNone

The Allen-Bradley 1756-L65 is a Series B ControlLogix controller. It has a built-in RS-232 serial port available, as well as a user memory for data and logic of 32 MB and an I/O memory of 478 kb. You can also install an optional nonvolatile memory storage with this controller. However, what can be installed is only the 128 MB CompactFlash 1756-CF128 memory card. It also has a battery that can be replaced but only when needed. The battery compatible with this controller is only the 1756-BA2 lithium battery. The compatible ControlLogix chassis with this controller are 1756-A4, 1756-A7, 1756-A10, 1756-A13, and 1756-A17.

It has a maximum analog I/O of 4000 and a maximum digital I/O, as well as a maximum total I/O, of 128,000. It has a current draw of 1200 mA at 5.1V DC and 14 mA at 24V DC. Its power dissipation is 3.5 W and thermal dissipation is at 11.9 BTU/hr. It also has a continuous isolation voltage of 30V. This controller has also been type tested for 60 s at 720 V DC.

The 1756-L65 controller has an operating temperature that ranges from 0 to 60 Degrees Celsius, as well as a storage temperature ranging from -40 to 85 Degrees Celsius. It also has a maximum surrounding air temperature of 60 Degrees Celsius and a noncondensing relative humidity range of 5% to 95%. The controller has a vibration of 2 g at 10 to 500 Hz, an operating shock of 30 g, and a non-operating shock of 50 g.

Same with other ControlLogix 5560, the 1756-L65 also has three main controller tasks, namely 100 programs/task, 32 tasks, and event task: all event triggers. Communication options available for this controller are DeviceNet, ControlNet, EtherNet/IP, Remote I/O, Data Highway Plus, SynchLink, and Third-party process and device networks. Serial port communication is also present with this controller, and these are ASCII, DF1 radio modem, DF1 full/half-duplex, Modbus via logic, and DH-485. It has the ability to support as much as 250 controller connections.

It should be noted that the scanning time of this controller may be slower than other ControlLogix 1756-L6x controllers, given that the same project has been loaded to these controllers.

Revision Part #Also known as
1756-L65 Ser A1756-L65/A, Series A, Rev A
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