GE IC660BBA101-1 GE IC660BBA101-4 GE IC660BBA101-3 GE IC660BBA101-2

The GE IC660BBA101 is a high-precision RTD (Resistance Temperature Detector) input block from the Genius I/O series, engineered to provide reliable temperature signal acquisition and conditioning for distributed industrial automation systems. Designed to interface directly with platinum, nickel, or copper RTD sensors, this block delivers factory-calibrated temperature measurements with 0.1 °C resolution, built-in diagnostics, and robust electrical isolation — making it ideal for process monitoring, thermal profiling, and environmental control applications.

Technical Specifications

Parameter	Description
Module Category	RTD Input Block
Model	IC660BBA101
Supported Thermocouples	Platinum, Nickel, Copper RTDs
Number of Inputs	6 RTD inputs (3 groups of 2)
Supported Resistance Range	0 – 5000 Ω
Input Resolution	0.1 °C
Update Frequency	400 ms / 800 ms / 1600 ms selectable
Calibration	Factory calibrated
Power Supply	115 VAC / 125 VDC nominal
Operating Voltage Range	93–132 VAC / 105–145 VDC
Isolation	1500 V block-to-block, 300 V group-to-group
Status LEDs	Unit OK, I/O Enabled
Heat Dissipation	~7 W
Dimensions (H × W × D)	224 × 85 × 99 mm (8.83″ × 3.34″ × 3.91″)
Weight	~1.8 kg (4 lbs)
Operating Temp.	0 °C – 60 °C
Storage Temp.	–40 °C – 100 °C
Humidity	5 % – 95 % non-condensing

Recommended Related Modules

Model	Functional Description
IC660BBA100	115 VAC/125 VDC analog I/O (4 inputs + 2 outputs)
IC660BBA020	24/48 VDC voltage/current analog block
IC660BBA023	Thermocouple input block (115 VAC/125 VDC)
IC660BBA025	6-channel analog current output block

Popular GE Genius I/O Components

Category	Representative Models
Genius CPU Controllers	IC660CPU001, IC660CPU002
Analog I/O Blocks	IC660BBA100, IC660BBA023
Digital I/O Blocks	IC660BBD010, IC660BBD020
Bus Drivers	IC660EBD024

Applications

The IC660BBA101 is ideal for industrial applications where precise temperature feedback is required:

Continuous temperature monitoring in process systems
Thermal control for production equipment
Environmental sensing in HVAC and building automation
Distributed remote RTD data acquisition across plant zones
Replacing legacy RTD input modules with modern Genius Bus systems

Its six isolated inputs and robust power handling make it suitable for integration into both new builds and retrofit automation projects.

Advantages

High-resolution measurement (0.1 °C) provides detailed temperature feedback
Factory calibration reduces setup time and improves accuracy
Supports multiple RTD types (platinum, nickel, copper) for flexibility
Selectable update rates allow tuning for responsiveness vs signal filtering
Strong isolation (1500 V) enhances noise immunity and safety
Comprehensive diagnostics including open wire and fault detection
Rugged 115 VAC/125 VDC power range supports legacy and modern installations

Technical FAQs

What type of input signals does the IC660BBA101 support?
It supports RTD temperature sensors made from platinum, nickel, or copper.
How many RTD inputs are available?
Six independent inputs arranged in three isolated groups of two.
What is the measurement resolution?
Inputs are reported with 0.1 °C resolution.
Does it require calibration after installation?
No — the module is factory calibrated.
What power supply options are supported?
It operates on 115 VAC or 125 VDC, with a wide operating range.
Is electrical isolation provided?
Yes — it offers 1500 V block-to-block and 300 V group-to-group isolation.
What diagnostic features are available?
Built-in diagnostics include open-wire detection, internal fault reporting, and high/low alarms.
Can update rates be adjusted?
Yes — update frequency can be set to 400 ms, 800 ms, or 1600 ms.
What environments is this block designed for?
Industrial operating temperatures from 0 °C to 60 °C with high humidity tolerance.
How is this module integrated into a system?
It connects on a Genius Bus I/O network with compatible Genius CPU/controllers.