IC660BBA024 2 IC660BBA024 3 IC660BBA024 4 IC660BBA024 5

The GE IC660BBA024 is a specialized current-source analog I/O block designed for the Genius I/O distributed automation platform. Purpose-built to handle industrial 4–20 mA current loop signals, this module delivers both analog input and analog output channels in a single, rugged package — making it ideal for systems that require reliable acquisition and control of standard current-based field devices such as transmitters, sensors, and actuators. With strong electrical isolation and factory calibration, the IC660BBA024 provides accurate, real-world signal conditioning and consistent performance in demanding industrial environments.

Technical Specifications

Specification	Description
Module Type	Current-Source Analog I/O Block
Model	IC660BBA024
Power Supply	24 VDC or 48 VDC (18–56 VDC range)
Number of Inputs	4 isolated current inputs
Input Range	4 mA to 20 mA current loop
Input Accuracy	±0.1 % of full scale at 25 °C
Input Resolution	~1 µA
Input Conversion Time	~16.6 ms to 400 ms (programmable)
Number of Outputs	2 current outputs
Output Range	4 mA to 20 mA
Output Accuracy	±0.15 % of full scale
Output Resolution	~6 µA
Update Rate	~6–8 ms
Isolation	1500 V block-to-block / group-to-group
Heat Dissipation	~12 W
Status Indicators	Unit OK, I/O Enabled LEDs
Mounting	Panel / terminal block mount
Approx. Dimensions (H×W×D)	~22.44 × 8.48 × 9.93 cm
Approx. Weight	~1.8 kg (~4 lbs)
Operating Temp.	0 °C – 60 °C
Humidity	5 % – 95 % non-condensing

Recommended Related Modules

Model	Description
IC660BBA020	Voltage/current analog I/O block for broader signal ranges
IC660BBA021	RTD input block for temperature sensing
IC660BBA023	Thermocouple input block
IC660BBD020	Digital I/O block for discrete signals

Popular GE Genius I/O Components

Category	Example Models
Genius CPU Controllers	IC660CPU001, IC660CPU002
Analog Blocks	IC660BBA020, IC660BBA023
Discrete Blocks	IC660BBD010, IC660BBD024
Bus Drivers	IC660EBD024

Applications

The IC660BBA024 is designed for automation systems requiring accurate current-based analog signal processing, with typical applications including:

Process control loops involving current-output sensors and transmitters
Industrial monitoring of flow, pressure, or level via 4–20 mA devices
Distributed analog data collection in factory automation
Feedback signal interfacing to PID loops and process controllers

Its ability to provide both current inputs and outputs in a single module simplifies wiring and reduces the need for additional converters.

Advantages

Supports standard 4–20 mA current loops with built-in loop power for input sensors
High accuracy and resolution ensure precise signal conversion
Factory calibration eliminates the need for on-site tuning
Strong electrical isolation (1500 V) enhances noise immunity and safety
Programmable conversion timing balances response speed and noise filtering
Clear LED diagnostics accelerate troubleshooting and commissioning
Compact industrial design for Genius I/O distributed control systems

Technical FAQs

What type of signals does the IC660BBA024 support?
It supports 4–20 mA analog current loops for both inputs and outputs.
How many input and output channels are available?
There are 4 isolated current inputs and 2 current outputs.
What accuracy can I expect from the inputs?
Input accuracy is about ±0.1 % of full scale at 25 °C.
Does the module require external calibration?
No — it comes with factory calibration and ready-to-use diagnostics.
What is the input voltage range for powering this block?
It operates on 24 VDC or 48 VDC within an 18–56 VDC range.
Is electrical isolation provided?
Yes — 1500 V block-to-block and group-to-group isolation is standard.
What is the typical update time for analog outputs?
Output update timing is approximately 6–8 ms.
What size and shape is this I/O block?
Roughly 22.44 × 8.48 × 9.93 cm, suitable for panel or terminal base mounting.
Are there status indicators for the block?
Yes — LEDs for Unit OK and I/O Enabled are included.
Can this block be used standalone?
It integrates into Genius I/O networks and typically resides with a compatible terminal base and bus driver.