Allen-Bradley 2711-T9C20 Operator Interface
The Allen-Bradley 2711-T9C20, also cataloged as the 2711-T9C20 PanelView Standard 900, operates as a dedicated hardware component for HMI computing and real-time visualization execution within Allen-Bradley PLC control networks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 2711-T9C20 |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 5.44 kg (12.00 lbs) |
| Dimensions | Standard 9-inch PanelView 900 panel cutout form factor |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | 120 VAC nominal |
| Display Type | 9.0 inch Color TFT LCD |
| Input Interface | Analog resistive touch screen |
| Internal Memory | 1008 KB application memory |
| Communication Ports | EtherNet/IP port and RS-232 printer port |
| Replacement Backlight | Catalog 2711-NL2 |
Backplane Bus Communication and Network Integration
The 2711-T9C20 connects directly to industrial Ethernet networks using its integrated EtherNet/IP port. High backplane bus communication velocity and deterministic packet management facilitate rapid register exchanges, real-time alarm reporting, and status tracking between the operator interface and Logix control platforms. Onboard protocol processing maintains consistent throughput during high-density I/O monitoring while maintaining complete firmware flash compatibility across legacy and modern network architectures.
Frequently Asked Questions
Q: How is the EtherNet/IP interface configuration managed on the 2711-T9C20?
A: Communication parameters such as IP address, subnet mask, and gateway address can be adjusted using the terminal's built-in EtherNet/IP setup screens or through PanelBuilder32 software configuration files.
Q: Is the backlight replaceable in the field when it reaches the end of its operational lifespan?
A: Yes. The 2711-T9C20 utilizes a replaceable backlight assembly (catalog number 2711-NL2), which can be installed through the backlight access cover on the rear of the unit.
Q: Can the auxiliary RS-232 port be used for simultaneous PLC communication alongside the EtherNet/IP port?
A: No. The auxiliary RS-232 port is dedicated to asynchronous printing tasks, such as triggering line-by-line alarm logging and hardcopy screen dumps.
Field Installation Guidelines
- Panel Preparation: Cut the panel enclosure opening according to standard PanelView 900 dimensional specifications, removing all burrs and sharp edges around the cutout perimeter.
- Environmental Sealing: Inspect the perimeter sealing gasket to ensure it is cleanly seated in the bezel groove, ensuring protection against liquid and dust ingress when mounted.
- Clamping & Torque: Insert the terminal into the cutout opening and engage all panel mounting clips. Tighten clamp screws in an alternating diagonal pattern to a torque of 1.1 to 1.4 Nm (10 to 12 in-lb).
- Power and Earth Grounding: Connect a protective earth (PE) ground wire (minimum 14 AWG) to the ground stud on the back of the terminal prior to connecting 120 VAC main power wiring.
Allen-Bradley 2711-T9C20 Operator Interface
Allen-Bradley 2711-T9C20 Operator Interface
The Allen-Bradley 2711-T9C20, also cataloged as the 2711-T9C20 PanelView Standard 900, operates as a dedicated hardware component for HMI computing and real-time visualization execution within Allen-Bradley PLC control networks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 2711-T9C20 |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 5.44 kg (12.00 lbs) |
| Dimensions | Standard 9-inch PanelView 900 panel cutout form factor |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | 120 VAC nominal |
| Display Type | 9.0 inch Color TFT LCD |
| Input Interface | Analog resistive touch screen |
| Internal Memory | 1008 KB application memory |
| Communication Ports | EtherNet/IP port and RS-232 printer port |
| Replacement Backlight | Catalog 2711-NL2 |
Backplane Bus Communication and Network Integration
The 2711-T9C20 connects directly to industrial Ethernet networks using its integrated EtherNet/IP port. High backplane bus communication velocity and deterministic packet management facilitate rapid register exchanges, real-time alarm reporting, and status tracking between the operator interface and Logix control platforms. Onboard protocol processing maintains consistent throughput during high-density I/O monitoring while maintaining complete firmware flash compatibility across legacy and modern network architectures.
Frequently Asked Questions
Q: How is the EtherNet/IP interface configuration managed on the 2711-T9C20?
A: Communication parameters such as IP address, subnet mask, and gateway address can be adjusted using the terminal's built-in EtherNet/IP setup screens or through PanelBuilder32 software configuration files.
Q: Is the backlight replaceable in the field when it reaches the end of its operational lifespan?
A: Yes. The 2711-T9C20 utilizes a replaceable backlight assembly (catalog number 2711-NL2), which can be installed through the backlight access cover on the rear of the unit.
Q: Can the auxiliary RS-232 port be used for simultaneous PLC communication alongside the EtherNet/IP port?
A: No. The auxiliary RS-232 port is dedicated to asynchronous printing tasks, such as triggering line-by-line alarm logging and hardcopy screen dumps.
Field Installation Guidelines
- Panel Preparation: Cut the panel enclosure opening according to standard PanelView 900 dimensional specifications, removing all burrs and sharp edges around the cutout perimeter.
- Environmental Sealing: Inspect the perimeter sealing gasket to ensure it is cleanly seated in the bezel groove, ensuring protection against liquid and dust ingress when mounted.
- Clamping & Torque: Insert the terminal into the cutout opening and engage all panel mounting clips. Tighten clamp screws in an alternating diagonal pattern to a torque of 1.1 to 1.4 Nm (10 to 12 in-lb).
- Power and Earth Grounding: Connect a protective earth (PE) ground wire (minimum 14 AWG) to the ground stud on the back of the terminal prior to connecting 120 VAC main power wiring.
