PPI (Process Precision Instruments) manufactures industrial process control devices, including temperature controllers, humidity indicators, and data loggers.
Process Precision Instruments, commonly known as PPI, is a specialized manufacturer of process control and automation instruments based in India. The company offers a comprehensive range of precision devices designed for industrial environments, including temperature controllers, humidity indicators, flameproof instruments, and process data loggers.
PPI's product lines, such as the HumiTherm and LabCon series, are widely used for monitoring and recording critical parameters in laboratories, pharmaceuticals, and manufacturing sectors. Known for their reliability and versatile input configurations, PPI instruments support various sensor types like RTDs and thermocouples to ensure accurate process management.
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For many PPI devices like the HumiTherm or LabCon series, the default operator password is often 0, while factory or supervisory passwords may default to sequences like 123 or 321. Always refer to your specific model's manual for the correct codes.
An 'Open' error message typically indicates that the sensor (such as an RTD Pt100 or Thermocouple) is broken or the connection wiring is loose/open.
To change the setpoint, usually press the Set/Enter key to highlight the value, use the Up/Down keys to adjust it, and press Enter again to store the new value. Refer to the 'Operator Parameters' section of your specific manual.
Most PPI controllers are configurable for various inputs including RTDs (Pt100), Thermocouples (Types J, K, T, R, S, B, N), and DC Linear inputs (0-20mA, 4-20mA, 0-5V, etc.). Check the jumper settings and configuration parameters for your unit.