Allen Bradley 1784-U2DHP USB to Data Highway Plus Cable
The Allen Bradley 1784-U2DHP is a specialized communication adapter cable designed to link a personal computer to a Data Highway Plus (DH+) industrial network. Utilizing a standard USB interface, this cable provides a reliable connection for programming, configuration, and troubleshooting legacy automation controllers without requiring obsolete PCI or PCMCIA expansion cards.
Power and Electrical Specifications
The interface draws operating power directly from the host USB port, utilizing a nominal supply voltage of 5.00 V DC with a maximum allowable limit of 5.25 V DC. It operates with a supply current of 125 mA, yielding a maximum power consumption and dissipation of 1.575 W.
Enclosure and Safety Ratings
The unit features an enclosure that meets IP30 protection standards, making it suitable for protected indoor industrial environments and control rooms. It is engineered with a continuous isolation voltage rating of 30 V and conforms to wiring category 2 specifications on its communication ports.
| Parameter | Specification |
|---|---|
| Model | 1784-U2DHP |
| Brand | Allen Bradley (Rockwell Automation) |
| Product Type | USB to Data Highway Plus Cable |
| Supply Voltage | 5.00 V DC (5.25 V DC max) |
| Supply Current | 125 mA |
| Power Consumption | 1.575 W max |
| Isolation Voltage | 30 V continuous |
| Enclosure Rating | IP30 |
| Wiring Category | 2 (on communication ports) |
| Shipping Weight | 3 kg |
Frequently Asked Questions
Q: What is the primary use of the 1784-U2DHP cable? A: It is used to connect a PC via USB to a Data Highway Plus (DH+) network for programming and diagnostics of compatible controllers.
Q: How is the cable powered during operation? A: It is bus-powered directly through the host computer's USB connection, requiring 5.00 V DC at 125 mA.
Allen Bradley 1784-U2DHP USB to Data Highway Plus Cable
Allen Bradley 1784-U2DHP USB to Data Highway Plus Cable
The Allen Bradley 1784-U2DHP is a specialized communication adapter cable designed to link a personal computer to a Data Highway Plus (DH+) industrial network. Utilizing a standard USB interface, this cable provides a reliable connection for programming, configuration, and troubleshooting legacy automation controllers without requiring obsolete PCI or PCMCIA expansion cards.
Power and Electrical Specifications
The interface draws operating power directly from the host USB port, utilizing a nominal supply voltage of 5.00 V DC with a maximum allowable limit of 5.25 V DC. It operates with a supply current of 125 mA, yielding a maximum power consumption and dissipation of 1.575 W.
Enclosure and Safety Ratings
The unit features an enclosure that meets IP30 protection standards, making it suitable for protected indoor industrial environments and control rooms. It is engineered with a continuous isolation voltage rating of 30 V and conforms to wiring category 2 specifications on its communication ports.
| Parameter | Specification |
|---|---|
| Model | 1784-U2DHP |
| Brand | Allen Bradley (Rockwell Automation) |
| Product Type | USB to Data Highway Plus Cable |
| Supply Voltage | 5.00 V DC (5.25 V DC max) |
| Supply Current | 125 mA |
| Power Consumption | 1.575 W max |
| Isolation Voltage | 30 V continuous |
| Enclosure Rating | IP30 |
| Wiring Category | 2 (on communication ports) |
| Shipping Weight | 3 kg |
Frequently Asked Questions
Q: What is the primary use of the 1784-U2DHP cable? A: It is used to connect a PC via USB to a Data Highway Plus (DH+) network for programming and diagnostics of compatible controllers.
Q: How is the cable powered during operation? A: It is bus-powered directly through the host computer's USB connection, requiring 5.00 V DC at 125 mA.
