| Order Code (Model) |
AS04TC-A |
| Product Series |
AS High-Feature Modular PLC Expansion Rack |
| Module Type |
High-Precision Thermocouple Analog Input Block |
| Total Sensor Channels |
4 Isolated Analogue Tracks (4 TC Channels) |
| Sensor Compatibility |
J, K, R, S, T, E, N, B Type Thermocouples / ±100mV Voltage |
| Digital Resolution |
16-Bit Precision Analog-to-Digital Processing Core |
| Thermal Compensation |
Automatic Real-Time Cold Junction Compensation (CJC) |
| Termination Block |
Fast Push-In Spring-Loaded Terminals |
Performance Overview
The Delta AS04TC-A is an industrial-tier 4-channel high-precision thermocouple temperature measurement extension module meticulously engineered to work alongside flagship AS series modular programmable logic controllers (PLCs). Outfitted with an advanced 16-bit analog-to-digital (A/D) conversion core, this high-performance module handles direct connection with 8 universal industrial thermocouple sensors (J, K, R, S, T, E, N, B) alongside micro-voltage ranges up to ±100mV. It incorporates an automated cold-junction temperature tracking compensator circuit right behind the terminal face to dynamically offset environment fluctuations, guaranteeing rock-solid temperature reading stability. Featuring modern tool-free push-in spring terminals for vibration-resistant cabling and rapid cabinet integration, it operates as a streamlined thermal scanning block for dense heating grids.
📋 Critical Application Check
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Industry: Industrial Sintering Ovens, Plastic Injection Molding Zones, Multi-Chamber Packaging Heaters, Food Thermal Processing Machinery, Plant Boiler Flue Monitoring.
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Multi-Sensor Adaptability: Software-configurable registers allow each of the 4 independent loops to interface with distinct thermocouple variants, cutting system down-scaling costs.
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Push-In Wiring Reliability: The robust toolless spring-clamp architecture guarantees steady wire retention under severe cabinet machine vibrations, eliminating loose terminal fault risks completely.
Delta AS PLC System Integration:
