Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | 1762‑IQ32T |
| Manufacturer | Allen‑Bradley (Rockwell Automation) |
| Product Type | MicroLogix DC Digital Input Module |
| Number of Inputs | 32 points (4 isolated groups of 8) |
| Input Type | 24V DC, Sink/Source Selectable |
| Operating Voltage Range | 10 to 30 VDC |
| On‑State Current (Max) | 6.5 mA @ 30 VDC |
| Input Impedance | 4.7 kΩ |
| Input Delay (On) | 8 ms typical |
| Backplane Current (5V) | 170 mA max |
| Power Dissipation | 6.8 W max @ 30 V |
| Isolation | 75 V DC working (group to backplane) |
| Operating Temperature | -20 °C to 60 °C (-4 °F to 140 °F) |
| Terminal Type | Screw clamp (removable connector) |
| Dimensions (H×W×D) | 90 × 40.4 × 87 mm |
| Weight | 200 g |
Main Features and Advantages
Universal sink/source compatibility: The standout feature of the 1762‑IQ32T is its ability to be configured as either a sinking or sourcing input module through external wiring. This eliminates the need to stock separate module types and simplifies integration with mixed sensor types (e.g., PNP proximity sensors and NPN photoelectric sensors) in the same system.High density with grouped isolation: Packing 32 points into a compact form factor, the module maximizes I/O count per rack space. The four independent commons (0–7, 8–15, 16–23, 24–31) provide electrical isolation between groups, allowing different sections of the machine to be powered from separate sources and containing ground fault issues.Robust industrial design: Despite its small size, the module meets Class I Division 2 hazardous location standards and features high noise immunity (EFT, surge, ESD) suitable for harsh industrial environments. The removable terminal block and finger‑safe cover facilitate easy wiring and maintenance.
Application Field
The 1762‑IQ32T is commonly used in OEM machinery and small to mid‑size automation systems where space is limited and input density is critical. Typical applications include:
- Packaging machinery: Monitoring a large number of photo‑eyes, proximity sensors, and limit switches on conveyors and fillers.
- Material handling: Integrating with MicroLogix 1400 to read bin‑present sensors, pallet stops, and motor feedbacks in sortation systems.
- Assembly stations: Handling multiple part‑presence and fixture‑clamped sensors in automotive component assembly.
Related Products
- 1762‑L24BXE / 1762‑L40BXE: MicroLogix 1200/1400 controllers that serve as the base processor for this expansion module.
- 1762‑OW16 / 1762‑IQ16: 16‑point output and input modules often used alongside the 1762‑IQ32T to build a complete I/O system.
- 1762‑IA8 / 1762‑IT4: Analog input modules for temperature or pressure monitoring in the same MicroLogix rack.
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