1756-IB32K

Product Overview

1756-IB32K are ControlLogix DC input modules designed for 12/24V DC sink input applications.

Technical Specifications

• Inputs: 32 (16 points/group)
• Voltage Category: 12/24V DC sink
• Operating Voltage Range: 10…31.2V DC
• Nominal Input Voltage: 24V DC
• Input Delay Time (screw to backplane):
 – Off to On: Hardware delay 380 µs max + filter time, User-selectable filter: 0 ms, 1 ms, 2 ms
 – On to Off: Hardware delay 420 µs max + filter time, User-selectable filter: 0 ms, 1 ms, 2 ms, 9 ms, 18 ms
• Current Draw:
 – @ 5.1V: 120 mA
 – @ 24V: 2 mA
• Total Backplane Power: 0.66 W
• Maximum Power Dissipation: 6.2 W @ 60 °C (140 °F)
• Thermal Dissipation: 21.1 BTU/hr @ 60 °C (140 °F)
• Off-State Voltage (max): 5V
• Off-State Current (max): 2.27 mA
• On-State Current: min 4.8 mA @ 10V DC, max 5.5 mA @ 31.2V DC
• Inrush Current (max): 250 mA (decaying to < 37% in 22 ms, without activation)
• Input Impedance (max): 5.67 kΩ @ 31.2V DC
• Cyclic Update Time: 200 µs…750 ms
• Change of State: Software configurable
• Time Stamp of Inputs: ±200 µs
• Isolation Voltage:
 – Inputs-to-backplane: 250V continuous, reinforced insulation
 – Input group-to-group: 250V continuous, basic insulation
 – No isolation between individual group inputs