Features and Specifications - 1756-OB16I Module

Configurable Features

• Communications Format: Output data
• Output State in Program Mode: Off
• Output State in Fault Mode: Disabled
• Transition from Program State to Fault State: Off

General Specifications

• Number of Outputs: 16 (individually isolated)
• Module Location: 1756 ControlLogix Chassis
• Backplane Current:
  • 350 mA @ 5.1V DC
  • 2.5 mA @ 24V DC
  • 1.8 W Total backplane power
• Maximum Power Dissipation (Module): 3.6 W @ 60 °C
• Thermal Dissipation: 12.28 BTU/hr

Output Specifications

• Output Voltage Range: 10-30V DC
• Output Current Rating:
  • Per Point: 2 A maximum @ 30 °C & 1 A maximum @ 60 °C (linear derating)
  • Per Module: 8 A maximum @ 30 °C & 4 A maximum @ 60 °C (linear derating)
• Surge Current/Point: 4 A for 10 ms each, repeatable every 2 s
• Minimum Load Current: 1 mA per point
• Maximum On-State Voltage Drop: 1.2V DC @ 2 A
• Maximum Off-State Leakage Current: 0.5 mA per point

Output Delay Time

• OFF to ON: 1 ms maximum
• ON to OFF: 2 ms maximum

Physical Specifications

• Module Keying (Backplane): Software configurable
• RTB Screw Torque (Cage clamp): 4.4 inch-pounds (0.4 Nm) maximum
• RTB Keying: User defined mechanical keying

Environmental Specifications

• Operating Shock: 30 g (IEC 60068-2-27, Test Ea, Unpackaged shock)
• Non-operating Shock: 50 g (IEC 60068-2-27, Test Ea, Unpackaged shock)
• Emissions: CISPR 11, Group 1, Class A