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Allen Bradley PLC 3 1775-A1

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1775-A1

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The 1775-A1 chassis rack by Allen Bradley is designed to enhance the operation of PLC 3 systems. This unit can handle a current rating of up to 60 Amperes and operates within a voltage range of 5 to 15 VDC.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year 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 1775-A1

ManufacturerAllen Bradley
Product TypeChassis Rack
Product LinePLC 3
Part Number1775-A1
Weight42.06 lbs (19.08 kg)
UPC0 712230971938
Current Rating60 Amperes
Rated Supply Voltage5 to 15 Volts DC
Input Frequency50 to 60 Hertz
Backplane Current Requirements1.8 Amperes at 5 Volts DC and 50 milliamperes at -15/+15 Volts DC
Cooling MethodFan cooling
Number of Slots6 module slots
Safety FeaturesEquipped with power interlock bar
Type of Output Connector25-pin connector
Type of Status IndicatorFour front-panel LED indicators
User InterfaceLED display with keypad
Operational TemperatureFrom -18°C to 70°C (0.4°F to 158°F)
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The Allen Bradley 1775-A1 chassis rack serves as an integral component for the PLC 3 series, featuring a robust design tailored for demanding industrial environments. This rack can sustain a current rating of 60 Amperes and operates effectively at a supply voltage ranging from 5 to 15 Volts DC.

The input frequency operates between 50 and 60 Hertz, ensuring compatibility with various systems. Backplane current requirements are specified at 1.8 Amperes for 5 Volts DC and 50 milliamperes in the -15/+15 Volts DC range. For enhanced cooling, the unit incorporates a fan cooling method, ensuring stable operation under load.

Capable of housing up to six module slots, the chassis rack offers flexibility for system expansion. Safety features include a power interlock bar, protecting against accidental disconnections during operation. Communication is facilitated through a 25-pin output connector, making it compatible with a variety of devices.

The operational temperature of the 1775-A1 chassis ranges from -18°C to 70°C (-0.4°F to 158°F), catering to a wide array of industrial applications. User interaction is streamlined via an LED display paired with a keypad interface, while four front-panel LED indicators provide real-time status monitoring, allowing for efficient system diagnostics and control.

Revision Part #Also known as
1775-A1 Ser A1775-A1/A, Series A, Rev A
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