Products Description
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Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | Allen-Bradley 1771-DMC Control Coprocessor Module |
| Product Type | PLC-5 Control Coprocessor Module |
| Manufacturer | Rockwell Automation / Allen-Bradley |
| Series | PLC-5 (1771 Series) |
| Function | Control coprocessor for advanced program execution |
| Memory Capacity | 256 KB |
| Programming Support | C, BASIC, Assembler |
| Communication Ports | 1 × 9-pin RS-232C, 1 × 25-pin RS-232/423/485 |
| Installation | Single slot in 1771 I/O chassis |
| Power Supply | Backplane powered |
| Application | Enhances PLC processing capability and offloads complex tasks |
| Operating Temperature | 0°C to 60°C (industrial standard) |
| Dimensions (L × W × H) | 25.4 mm × 254 mm × 152 mm (1.0 in × 10.0 in × 6.0 in) |
| Weight | 1.0 kg (approx. 2.2 lbs) |
| Shipping Weight | Up to 2 kg (varies by supplier) |
| Lifecycle Status | Discontinued (legacy PLC-5 module) |
FAQ
FAQ
Q1. What is the 1771-DMC used for?
It is a control coprocessor module used to extend the processing capability of PLC-5 systems.
Q2. What programming languages does it support?
It supports C, BASIC, and Assembler programming.
Q3. How much memory does the module have?
It includes 256 KB of memory for program execution.
Q4. What communication interfaces are available?
It provides serial communication through RS-232 and RS-485 compatible ports.
Q5. Where is the module installed?
It is installed in a single slot within a 1771 I/O chassis.
Q6. What is the size of the module?
Approximately 25.4 mm × 254 mm × 152 mm.
Q7. What is the weight of the module?
About 1.0 kg (2.2 lbs), depending on revision.
Q8. Is the 1771-DMC still in production?
No, it has been discontinued but is still available through surplus and refurbished suppliers.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
