The GE IC670ALG230, also cataloged as the IC670 Analog Input Module, operates as a dedicated hardware component for current loop data acquisition within Field Control I/O stations.
Hardware Specifications
Parameter
Specification
Model
IC670ALG230
Brand
GE
Origin
USA
Weight
0.55 lbs (0.25 kg)
Dimensions
Standard Field Control I/O compact module chassis layout
Operating Temp
0 to 60 deg C standard industrial operational range
Power Consumption
24 VDC external supply input
Input Configuration
Current source analog inputs
Channel Density
8 channels
Product Type
Analog Input Modules
Industrial Control & Drive Communications
Backplane Bus Communication Velocity and Determinism The module interfaces directly with the central Field Control bus transceiver via a dedicated internal parallel routing substrate. The design prioritizes minimal transmission jitter across the local rack assembly, ensuring that newly digitized 12-bit or 16-bit registers migrate to the terminal memory maps within predefined deterministic processing windows.
I/O Density Scaling and Configuration Stability The 8-channel high-density hardware architecture handles independent instrumentation current tracks simultaneously. Internal hardware-level firmware flash compatibility ensures that sensor configuration matrices and calibration parameters remain constant across sequential power cycles without the need for host controller re-initialization.
Frequently Asked Questions
Q: Does the IC670ALG230 supply loop power directly to 2-wire field transmitters?
A: No, the module is architected specifically as a current-sinking device that receives signals from external current sources. An external 24 VDC power supply must be integrated into the loop configuration to energize independent 2-wire or 4-wire field transmitters.
Q: How does the module handle signal deviations outside standard operational thresholds?
A: The onboard hardware logic continually tracks incoming signal data blocks. If a field wire break or short-circuit drops the input current below or raises it above specified limits, the module flags an out-of-bounds error state in its diagnostic status register, passing the alarm code across the backplane bus to the primary processor.
