Products Description
| Company Information | |||
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| Mobile | +8613950166376 | ||
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Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | Allen-Bradley 1771-IAD Digital Input Module |
| Product Type | PLC Digital AC/DC Input Module |
| Manufacturer | Rockwell Automation / Allen-Bradley |
| Series | PLC-5 (1771 Series) |
| Number of Inputs | 16 Points |
| Input Voltage Range | 79–138 V AC / 79–138 V DC |
| Nominal Signal | 120 V AC / 125 V DC |
| Input Delay | AC: 5 ms / 20 ms selectable; DC: 3 ms / 10 ms selectable |
| Off-State Delay | 25 ms (typical) |
| Backplane Current | 195 mA @ 5 V DC |
| Power Dissipation | 1.0–8.8 W |
| Wiring Arm | 1771-WH |
| Mounting Type | Installed in 1771 I/O chassis |
| Compatibility | 1771-A1B, A2B, A3B, A3B1, A4B chassis |
| Operating Temperature | 0°C to 60°C |
| Dimensions (L × W × H) | 360 mm × 278 mm × 113 mm |
| Weight | 0.94 kg |
| Lifecycle Status | Discontinued (legacy PLC-5 module) |
FAQ
FAQ
Q1. What is the 1771-IAD used for?
It is used to connect 120V AC/DC field input signals to a PLC system.
Q2. How many input channels are available?
The module provides 16 digital input points.
Q3. What voltage range does it support?
It supports 79–138V AC or DC input signals.
Q4. What systems is it compatible with?
It is compatible with Allen-Bradley PLC-5 systems using 1771 I/O chassis.
Q5. What is the response time of the module?
Input delay is selectable, with fast and filtered options for both AC and DC signals.
Q6. What are the physical dimensions?
Approximately 216 mm × 38 mm × 279 mm.
Q7. What is the weight of the module?
About 0.7 kg.
Q8. Is the product still manufactured?
No, it is discontinued but still used in existing installations.
Tags
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.
