Parameters Parameter Specification Product Series Modicon Premium (TSX Platform) Module Type Analog Input Module (for Thermocouples) Commercial Reference TSXCAY21 Number of Channels 2 Input Type Thermocouple (TC) Supported Thermocouple Types J, K, T, E, N, R, S, B, C (configurable per channel) Measurement Range Dependent on thermocouple type (e.g., for Type K: -270°C to +1372°C) Resolution 16-bit (including sign) Accuracy ±0.3% of full scale (typical at 23°C ±5°C, for Type K) Cold Junction Compensation (CJC) Integrated, automatic compensation. Open Wire Detection Yes (detects broken thermocouple wire). Update Time 40 ms per channel (all channels). Isolation 500 V AC between field side and bus side; channels are individually isolated. Connection Removable screw terminal block. LED Indicators CH1 ERR, CH2 ERR (red): Indicates channel-specific error (e.g., open wire, overrange). I/O (green/red): Module power and communication status. Compatible Racks Modicon Premium local or remote I/O racks (e.g., TSX RKY 2/4/8/12). Power Consumption From 5V bus: Typically 120 mA. Operating Temperature 0°C to +60°C Storage Temperature -40°C to +85°C Relative Humidity 10% to 95% (non-condensing) Standards & Certifications CE, UL, cUL, RoHS compliant.