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ControlLogix 8 Pt D/O 120/240V AC Module
SKU: 1756-OA8
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Short Description
Description:
An AC digital output module from the ControlLogix family, the 1756-OA8 has eight output channels for operating high-voltage AC devices, including indicator lights, solenoids, relays, and contactors.
It can operate at 120/240V AC, making it suited for a variety of industrial applications.
The module is separated into two output groups, each with four channels, which allows for variable load distribution and wiring.
Each output can take up to 2 A, for a total module capacity of 8 A at 30°C or 4 A at 60°C, depending on ambient temperatures.
It includes LED indicators for each channel, which provide real-time status feedback.
The 1756-OA8 is designed to integrate seamlessly into any ControlLogix chassis and connects effectively with the controller to provide precise and dependable output control.
It is widely utilized in factory automation, material handling, and process control systems that require reliable AC switching.
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Electrical Characteristics:
Output type: AC digital output.
Number of outputs: 8 points.
Output groups: 2 groups of 4 outputs each.
Voltage range: 74–132V AC (nominal 120V AC).
Frequency: 47–63 Hz.
Current per output: Up to 2 A @ 60°C.
Current per group:
4 A @ 30°C.
2 A @ 60°C (linear derating).
Total module current:
8 A @ 30°C.
4 A @ 60°C.
Pilot duty rating: Yes – suitable for inductive loads like solenoids and contactors.
Mechanical & Environmental:
Backplane current draw: ~250 mA @ 5V DC.
Status indicators: Individual LEDs for each output channel.
Mounting: Fits into any slot of a ControlLogix chassis.
Terminal block compatibility:
1756-TBNH (non-removable).
1756-TBSH (removable).
Operating temperature: 0°C to 60°C (32°F to 140°F).
Storage temperature: –40°C to 85°C.
Humidity: 5% to 95% non-condensing.