This series of meters uses imported high-performance chips, the meters use advanced PID algorithms, simple operation, strong anti-interference, accurate temperature control, rapid setting, and cost-effective. The input signals K, J, E, S, pt100, CU50, etc. are optional, and the outputs are relay output, solid state relay output and 4-20mA output. The conventional shipment is a set of alarms, and a total of 4 opening sizes are available. Please note the input and output and alarm requirements, please refer to the detailed description for details.