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Allen Bradley ControlLogix 1756-HSC

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1756-HSC

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The Allen Bradley 1756-HSC is a high-speed counter module designed for use in ControlLogix systems. Featuring two counters, it allows for three inputs and four outputs per counter. This is essential for applications that require precise counting capabilities.

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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-HSC

ManufacturerAllen Bradley
Product TypeHigh-Speed Counter Module
Product LineControlLogix
Part Number1756-HSC
UPC612598186280
Weight0.50 lbs (0.23 kg)
Number of Counters2 Counters
Number of Inputs per Counter3 Inputs
Number of Outputs4 Outputs
Current Draw at 5.1V DC300 mA
Current Draw at 24V DC3 mA
Total Backplane Power1.6 Watts
Max. Power Dissipation5.6 Watts at 60 degrees Celsius
Thermal Dissipation19.1 BTU per Hour
Slot Width1 Slot
Enclosure TypeNone (Open)
Nominal Input Current15 mA
Min. Input Current4 mA
Operating Temperature0 to 60 degrees Celsius

The 1756-HSC high-speed counter module from Allen Bradley is engineered for Precision counting applications within the ControlLogix architecture. This module is equipped with dual counters, each configured to accept three input signals. It also supports four output signals, allowing for efficient processing of data.

In terms of power requirements, the high-speed counter module operates drawing 300 mA when connected to a 5.1V DC source. When utilizing 24V DC, the current consumption remarkably drops to 3 mA, presenting a very efficient power profile. The module's total power consumption from the backplane is reported at a cumulative 1.6 watts.

Thermal management is critical, and the 1756-HSC has a maximum power dissipation of 5.6 watts at the upper operation temperature threshold of 60 degrees Celsius. It achieves a thermal dissipation rating of 19.1 BTU per hour, indicating effective heat management. The nominal input current is categorized at 15 mA, with a minimum input current requirement of 4 mA for reliable performance.

Occupying only one slot, this module is open in design, providing flexibility for integration into various environments. The operational temperature range that the module can effectively handle spans from 0 to 60 degrees Celsius, making it suitable for standard industrial applications without additional enclosure needs. The 1756-HSC is particularly beneficial for scenarios requiring high-speed counting with multiple inputs and outputs.

Revision Part #Also known as
1756-HSC Ser A1756-HSC/A, Series A, Rev A
1756-HSC Ser B1756-HSC/B, Series B, Rev B
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