The PID digital intelligent temperature controller is easy to operate to control temperature, used for mechnical and other automatic control systems. Features: Pid heating / cooling control. 7 different dual output combinations: high / low / high deviation / low deviation / interval / out of range / break alarm. Individually programmable pid control parameters, P, i, d, control period, digital filter coefficient, and more. Relay control ready to connect. Compact design, Din 1/8 great form factor to be included / build-in for your product. Specifications: Material: ABS Color: Black Display: Dual display for celsius ??? Range: 0-400??? only when using factory k type thermocouple Thermocouple: Type K Main Output: SSR Accuracy: 0.5% Input: Type K Control Output: SSR Alarm Output: 1 output line, 7 types of alarm mode: high / low / high deviation / low deviation / interval / out of range / break alarm. Item Size: 107 * 48 * 45mm / 4.21 * 1.89 * 1.77in Package Weight: 154g / 5.43ounces Package Size: 110 * 105 * 50mm / 4.33 * 4.13 * 1.97in Packing List: 1 * Temperature Controller 1 * Fixed Bracket