IC660BBA023 2 IC660BBA023 3 IC660BBA023 4

The GE IC660BBA023 is a dedicated thermocouple input block designed for the Genius I/O family, offering accurate and reliable temperature signal acquisition for industrial automation systems. Engineered to interface directly with a variety of thermocouple sensor types, this module delivers robust measurement, built-in cold-junction compensation, and extensive diagnostics — making it an ideal choice for process monitoring, environmental sensing, and thermal control applications where precision and reliability are required. Its rugged construction and flexible signal support reflect the high standards expected in industrial control environments.

Technical Specifications

Parameter	Description
Module Type	Thermocouple Input Block (Analog I/O)
Model	IC660BBA023
Input Channels	6 thermocouple inputs (3 isolated groups of 2)
Supported Thermocouple Types	J, K, T, E, B, R, S, N types
Input Voltage Range	−25 mV to +150 mV
Cold Junction Compensation	Internal and external cold junction inputs
Isolation	1500 V block-to-block, 300 V group-to-group
Power Supply	24/48 VDC (18–56 VDC nominal)
Power Consumption	~9 W; <10 % ripple
Update Rate	Up to 3 s (configurable)
Diagnostics	Open-wire, overrange, underrange, high/low alarms, internal fault
Status Indicators	“Unit OK”, “I/O Enabled” LEDs
Mounting	Panel/terminal block mount
Approx. Dimensions	~22.44 × 8.89 × 10.00 cm
Approx. Weight	~1.8 kg
Operating Temp.	0 – 60 °C
Storage Temp.	−40 – 100 °C
Humidity	Up to 95 % non-condensing

Recommended Related Modules

Model	Functional Description
IC660BBA020	Analog I/O block supporting voltage/current ranges
IC660BBA021	RTD input block for temperature sensing
IC660BBA024	Analog Current Source I/O block
IC660BBD020	Digital I/O block for discrete signals

Popular GE Genius I/O Components

Category	Representative Models
Genius Controllers	IC660CPU001, IC660CPU002
Digital I/O	IC660BBD020, IC660BBD024
Thermocouple/Temperature	IC660BBA023, IC660BBA021
Analog I/O	IC660BBA020, IC660BBA024

Applications

The IC660BBA023 excels in applications where precise temperature measurement is essential and must be integrated into a distributed control or monitoring system:

Industrial process temperature feedback loops
Furnace, kiln, and heat-treating system monitoring
Environmental and thermal profiling in manufacturing
HVAC systems and plant temperature regulation
Data acquisition systems requiring thermocouple integration

Its support for multiple thermocouple types and built-in compensation capabilities enable direct connection to field sensors without requiring external signal converters.

Advantages

Multi-type thermocouple support — accepts J, K, T, E, B, R, S, and N thermocouples for broad temperature sensing applications.
Internal and external cold junction compensation — improves measurement accuracy across environments.
Comprehensive diagnostics — detects open wire, over/under range, alarms, and internal faults.
Strong electrical isolation — 1500 V block-to-block and 300 V group isolation enhances noise immunity and safety.
Flexible update timing — measurement update times configurable up to 3 seconds to match process needs.
Rugged industrial design — wide operating temperature and humidity tolerance for long-term reliability.

Technical FAQs

What types of thermocouples can the IC660BBA023 read?
It supports all common thermocouple types including J, K, T, E, B, R, S, and N.
How many thermocouple inputs does the module have?
It provides six inputs, arranged as three pairs with isolation per group.
Does it include cold junction compensation?
Yes — both internal and external cold junction compensation options are supported.
What is the input signal range for thermocouples?
The input voltage range spans approximately −25 mV to +150 mV.
What power supply does it require?
It accepts 24 VDC or 48 VDC within an 18–56 V range.
What diagnostics are available?
Built-in diagnostics include open wire detection, overrange/underrange, high/low alarms, and internal fault reporting.
What is the typical update time?
Measurement updates can be configured, with a maximum cycle of about 3 seconds.
Is electrical isolation provided?
Yes — the block offers 1500 V block-to-block and 300 V group-to-group isolation.
Where is this module mounted?
It installs in a Genius I/O rack with terminal or panel mount configuration.
Can it withstand harsh industrial environments?
Yes — rated for 0 °C to 60 °C operation and up to 95 % non-condensing humidity.