Présentation du produit
The Allen-Bradley 1746-OA8/A is an AC digital output module designed for the SLC 500 programmable controller platform. As a Series A module, it provides reliable switching sur AC loads in industrial control systems, enabling direct control sur field devices operating at standard AC voltage levels.
This module surfers 8 general-purpose output channels, each capable sur sourcing current to drive loads within the 85–265V AC range. It is commonly used to control devices such as contactors, solenoids, indicator lamps, and other AC-powered equipment. The module converts digital output commands from the PLC into electrical switching actions, allowing precise control over field operations.
Designed for seamless integration into SLC 500 chassis systems, the 1746-OA8/A combines a compact form factor with dependable electrical performance. Its robust construction and stable output characteristics make it suitable for continuous operation in demanding industrial environments.
Spécifications du produit
| Parameter | Description |
|---|---|
| Fabricant | Allen-Bradley |
| Series | SLC 500 |
| Module Type | AC Digital Output Module |
| Catalog Number | 1746-OA8/A |
| Module Classification | General-Purpose Output Module |
| Number sur Channels | 8 Outputs |
| Output Type | AC Current Sourcing |
| Output Voltage Range | 85–265V AC |
| Nominal Voltage | 120/240V AC |
| Output Current (per channel) | Approx. 0.5 A (typical) |
| Output Configuration | Triac Output |
| Leakage Current | < 2 mA (surf-state) |
| Isolation | 1500V RMS (Backplane to Field) |
| Backplane Current Consumption | Approx. 0.085 A |
| Operating Temperature | 0 to 60°C |
| Storage Temperature | -40 to 85°C |
| Installation | SLC 500 Chassis |
| Wiring Catégorie | Catégorie 1 |
| Series Version | Series A |
| Dimensions | 144.5 × 34.6 × 130.18 mm |
| Poids | 0.181 kg |
Applications
● Industrial Load Control
Used to control AC-powered devices such as contactors, relays, and indicator lamps in control panels.
● Automation Systems
Provides output control for automated production lines, enabling switching sur actuators and auxiliary equipment.
● Material Handling Equipment
Controls conveyors, sorting systems, and signaling devices operating on AC voltage.
● Process Control Applications
Used in industries such as chemical and power systems where AC outputs are required for field control.
● Legacy SLC 500 Installations
Ideal for maintaining and expanding existing SLC 500 systems without major redesign.
Advantages
● Wide AC Voltage Compatibility
Supports a broad voltage range (85–265V AC), making it adaptable to various industrial standards.
● Reliable Current Sourcing Output
Ensures stable and consistent operation when driving AC loads.
● Robust Electrical Isolation
Provides protection between field devices and the PLC backplane.
● Compact Modular Design
Easily integrates into SLC 500 chassis, reducing installation complexity.
● Low Maintenance Operation
Solid-state output design reduces mechanical wear compared to relay-based modules.
● Proven Industrial Reliability
Widely used in industrial environments with consistent long-term performance.
Informations sur l'entreprise
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