The Allen-Bradley 1756-IF8 is a versatile analog input module in the ControlLogix PAC series, offering eight configurable channels compatible with various input signals including +/-10VDC, 0-10VDC, and 0-5VDC voltage, as well as 0-20 mA current signals. This module excels in interfacing with a range of analog signal-generating devices, thanks to its high-resolution A/D conversion capabilities, which range between 15 to 16 bits depending on the configuration. It employs Sigma-Delta conversion, storing data in a 32-bit floating point format, and offers wiring options such as single-ended, differential, and high-speed mode for flexibility in various applications. With impressive features like multiple input ranges, noise immunity, and rapid data updates, the 1756-IF8 can be installed both locally and in distributed I/O racks, supporting extensive analog I/O signal handling for comprehensive control requirements.
Technical specifications for 1756-IF8
Manufacturer
Rockwell Automation
Backplane Current (24Volts)
40 mA
Power Dissipation (Max)
Voltage mode: 1.73 W Current mode: 2.33 W
Backplane Current (5Volts)
150 mA
Module Type
Analog Input
Series
ControlLogix
Part Number/Catalog No.
1756-IF8
Brand
Allen-Bradley
No. of Inputs
8- channel Voltage / Current inputs
Conversion Method
Sigma-Delta
Data format
Integer mode (left justified, 2 s complement) IEEE 32-bit floating point
