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Allen-Bradley 1756-L73XT ControlLogix PLC Controller
ControlLogix 5570 Controller, 8 MB Memory, 1 USB Programming Port, Secure Digital Nonvolatile Memory, Conformal Coated, XT Extreme Environment Variant
Description
Allen-Bradley 1756-L73XT is a ControlLogix 5570 XT controller designed for extreme-environment applications. Official Rockwell Automation product data identifies this controller as an 8 MB ControlLogix L7XT controller with a USB programming port, Secure Digital nonvolatile memory support, and conformal coating.
- Product family: ControlLogix 5570
- Product type: PLC controller
- Catalog number: 1756-L73XT
- User memory: 8 MB
- Local programming port: 1 USB
- Nonvolatile memory option: Secure Digital
- Conformal coating: Yes
- XT variant: Extreme environment model
- Operating temperature: -25 to +70 °C
- Current draw: 5 mA at 1.2V DC, 1.20 A at 5.1V DC
- Power dissipation: 6.2 W
- Thermal dissipation: 21.2 BTU/hr
- Approximate weight: 0.394 kg
- Replacement battery / energy storage module: 1756-ESMCAPXT
Rockwell Automation lists the 1756-L73XT lifecycle status as Active Mature. No official direct replacement was identified from the reviewed source set for this specific catalog number, so no replacement SKU is populated.