Allen-Bradley - Isolated Output Module 1756-OB16IS

Allen-Bradley 1756-OB16IS ControlLogix Scheduled Isolated Output Module

Key Technical Specifications

• Brand: Allen-Bradley
• Model Number: 1756-OB16IS
• Module Type: Scheduled Isolated Output Module
• Output Configuration: 16 Isolated, 8 Scheduled Outputs
• Operating Voltage: 10-30V DC Sink/Source
• Current per Point: 2A @ 30°C, 1A @ 60°C
• Maximum Module Current: 8A @ 30°C, 4A @ 60°C
• Response Time: 1ms OFF-ON, 2ms ON-OFF
• Synchronization: CIPSync Architecture Required

Performance Features

• Sixteen individually isolated output channels provide safety
• Eight scheduled outputs enable precise timing control
• Fast switching with 1ms turn-on and 2ms turn-off delays
• Coordinated System Time synchronization within 16.7 microseconds
• Pilot duty rating of 2A (DC-13SQ) for relay applications
• Low leakage current of 0.5mA per point in OFF state

Synchronization & Timing

• Requires CIPSync architecture for proper operation
• Scheduled outputs synchronized to Coordinated System Time (CST)
• Precision timing within 16.7 microsecond accuracy
• Ideal for motion control and sequencing applications
• Supports synchronized manufacturing processes
• Enables precise event triggering across multiple devices

Electrical Characteristics

• Backplane current: 350 mA at 5.1V DC
• Total backplane power: 1.8 Watts
• Maximum power dissipation: 3.6 Watts at 60°C
• Thermal dissipation: 12.28 BTU per hour
• Surge current capability: 4A for 10ms per point
• Minimum load current: 1 mA per point

Safety & Isolation

• Individual channel isolation between outputs and backplane
• Isolation voltage rating: 250V continuous
• Basic insulation tested at 1350V AC for 2 seconds
• Configurable fault states per point (Hold, On, Off)
• Open-style enclosure for panel mounting applications
• Temperature code: T4A (North America) and IEC T4

Environmental Specifications

• Operating temperature: 0 to 60°C (32 to 140°F)
• Maximum ambient temperature: 60°C (140°F)
• Vibration resistance: 2G operational
• Shock resistance: 30G maximum
• Designed for industrial control environments
• Suitable for high-precision manufacturing applications

Frequently Asked Questions

What makes the 1756-OB16IS different from standard output modules?

This module provides eight scheduled outputs with precise synchronization within 16.7 microseconds using CIPSync architecture.

What is the maximum current capacity per output point?

Each point handles 2 amps at 30°C, derating to 1 amp at 60°C with proper heat dissipation.

What does "scheduled outputs" mean?

Scheduled outputs provide precisely timed activation synchronized to the ControlLogix coordinated system time.

Is special architecture required for this module?

Yes, the 1756-OB16IS requires CIPSync architecture for its scheduled output functionality.

What safety features does the module include?

The module offers individual channel isolation and configurable fault states for each output point.

Is this product new and genuine?

We supply only authentic, brand new Allen-Bradley products in original packaging.

What is your shipping policy?

We process and ship within 5 business days using DHL, FedEx, or UPS carriers.

For technical specifications or purchasing information, contact: sales@nex-auto.com