The ABB TPSG4AI, also cataloged under manufacturing part number 1KHL015623R0002, operates as a dedicated hardware component for 4-channel analog signal acquisition, analog-to-digital conversion, and continuous field instrument tracking within distributed control environments.
Hardware Specifications
Parameter
Specification
Model
TPSG4AI
Brand
ABB
Origin
Switzerland
Weight
0.4 kg
Dimensions
8.0" x 2.0" x 6.0"
Operating Temp
-20 to +60 deg C
Power Consumption
Factory standard 24 VDC bus draw
Part Number
1KHL015623R0002
Input Channels
4 Analog Inputs
Voltage Signal Options
-10 V to +10 V, 0 V to +10 V
Current Signal Options
-20 mA to +20 mA, 0 mA to +20 mA
Bit Resolution
12-bit
Base Accuracy
±0.2% of full scale
Channel Update Rate
2.5 milliseconds
Isolation Voltage
2500 V RMS
Platform Compatibility
ABB AC800M and related DCS frameworks
Industrial Control and Drives Backplane Communication Velocity
The TPSG4AI scans physical field variables—including pressure transmitters, flow meters, and temperature sensors—converting current and voltage parameters into 12-bit digital values every 2.5 milliseconds. To transfer these high-speed input streams without buffer overflow, the card maps its internal conversion arrays directly to the primary chassis logic to maximize backplane bus communication velocity. This rapid data synchronization enables the master AC800M CPU to execute fast process loops and transient diagnostics without network lag. The optimized interface supports dense I/O density scaling options across expanded subrack rails, while full firmware flash compatibility ensures that channel processing parameters, filtering coefficients, and scale curves can be reconfigured directly across the backplane bus.
