The Allen-Bradley 2080-OF2, also cataloged as the 2080-OF2 Analog Plug-in Module, operates as a dedicated hardware component for direct analog signal conversion and execution within Micro800 control system architectures.

Electrical and Physical Parameters

Deterministic Network Integration

The module utilizes the internal backplane bus of the Micro800 controller to facilitate high-speed data transmission. This integration enables deterministic I/O density scaling, allowing for precise control of analog devices without the latency overhead found in modular chassis-based systems. Firmware compatibility is managed through Connected Components Workbench software, ensuring seamless flash updates and configuration mapping across the EtherNet/IP protocol environment.

Ordering Package Components

1. 2080-OF2 Analog Output Module
2. Terminal block connector assembly
3. Technical instruction sheet
4. Mounting hardware kit

Physical Integration Standards

• Mounting: Direct installation into the designated plug-in slot of the Micro800 base unit.
• Wiring: Use shielded twisted-pair cabling to minimize electromagnetic interference.
• Grounding: Connect the cable shield to the designated functional ground terminal on the controller chassis.
• Tooling: Ensure terminal screws are torqued to the manufacturer's specified limit to prevent intermittent connection failures.

Technical FAQ

• Can this module be hot-swapped during controller operation?

  This module does not support hot-swapping; the controller power must be cycled or the module insertion performed only when the system is in a non-operational state.

• What is the maximum output current for the voltage mode?

  The voltage output channel is limited to a maximum load of 10 mA. Exceeding this value may result in signal degradation or internal circuit damage.

• How is the module configured within the software?

  Configuration is performed through the Connected Components Workbench (CCW) software by mapping the physical I/O to the controller's internal tags.

• Is galvanic isolation provided between channels?

  The module does not feature channel-to-channel isolation. All analog outputs share a common reference ground.

• What is the significance of the 2.5 ms resolution?

  This refers to the conversion update interval, which dictates the latency between a command being issued by the CPU and the output signal reflecting the requested value.

• Can the module output 4-20 mA signals?

  Yes, the module is programmable for a 0 to 20 mA range, which encompasses standard 4-20 mA instrumentation loops.

• What happens to the output if the controller transitions to Program mode?

  The output state is determined by the "Hold Last State" or "Go to Predefined Value" configuration settings defined in the CCW project file.

• Are external power supplies required for the analog loops?

  The module draws its operational power from the host controller backplane; however, external loop power may be required depending on the impedance of the connected field devices.