1756-OH8I 120V DC Isolated Output Module Allen-Bradley

Allen-Bradley 1756-OH8I Isolated Output Module

Core Technical Specifications

• Brand: Allen-Bradley
• Model: 1756-OH8I
• Series: ControlLogix
• Module Type: Isolated DC Digital Output
• Output Points: 8 individually isolated points
• Output Voltage: 120 Volts DC (Sink/Source)
• Voltage Range: 90 to 146 Volts DC
• Max Current per Point: 2 Amps at 60°C
• Max Current per Module: 8 Amps at 60°C
• Power Dissipation: 3.3 Watts at 60°C
• Backplane Current (5V): 210 milliamps
• On-State Voltage Drop: 2V DC at 2A
• Signal Delay Time: 2ms (ON to OFF and OFF to ON)

Electrical Isolation & Environmental Ratings

• Isolation Voltage: 250V (Output-to-Backplane & Output-to-Output)
• Dielectric Test: 1350V AC for 2 seconds (basic insulation).
• Off-State Leakage Current: 1 mA per point.
• Minimum Load Current: 2 mA per point.
• Surge Current per Point: 4A.
• Operating Temperature: 0 to 60°C (32 to 140°F)
• Relative Humidity: 5 to 95% (non-condensing).
• Vibration Rating: 2G (10-500 Hz).
• Shock Rating: 20G.
• Enclosure: Open-style.
• Temperature Code: T4A (North America).

Frequently Asked Questions (FAQ)

• Is this module new and original? Yes, we supply only new, genuine Allen-Bradley products.
• Do you have the 1756-OH8I in stock? Yes, this output module is available for fast delivery.
• What is your shipping timeframe? We process and ship orders within 5 business days.
• Which carriers do you use? We ship globally via DHL, FedEx, and UPS.
• What is your return policy? We offer a 30-day return period for qualifying items.
• What does "individually isolated" mean? Each of the 8 output points is electrically isolated from the others and the backplane for safety and noise immunity.
• What is the maximum total load? The 1756-OH8I can support a total continuous load of 8 Amps across all points at 60°C.

For detailed datasheets, pricing, or technical consultation, contact us: sales@nex-auto.com or +86 153 9242 9628.

Partner: NexAuto Technology Limited