Applications
Applications and Knowledge Base
Control references, measurement notes and typical industrial application pages for selection, wiring and commissioning.
Knowledge
Knowledge Base
Control, measurement and sensor references for engineering selection and commissioning.
Industrial Process Control Terms
A practical reference for closed-loop control, sensors, output types, ON/OFF control, PID, ramp programs, time-proportioning output and motorized valve control.
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Introduction to PID Control
An introduction to open-loop systems, closed-loop systems, step response, PID principles and parameter tuning.
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Temperature Measurement Basics
Covers temperature definition, temperature scales, instrument categories, thermocouples and resistance temperature detectors.
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Humidity Measurement Basics
Explains humidity definition, measurement methods, solution selection and practical sensor considerations.
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Application Solutions
Typical wiring and control schemes organized by product and industrial scenario.
AL808 Series Temperature Controller Applications
Typical AL810 and AL830 phase-angle temperature control schemes using SCR power modules for single-phase and three-phase systems.
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AL808 Special Functions
Covers AL808 retransmission, setpoint transmission, RS485 setpoint transfer, analog remote setpoint, print record and non-linear correction options.
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PC900 Special Functions
Covers PC900 retransmission, setpoint transmission, RS485 setpoint transfer, analog remote setpoint, print format and non-linear correction options.
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DC220 in Ratio Mixing Applications
A ratio-mixing solution where AL808 controls the master pump flow and DC220 controls the slave pump according to the required ratio.
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DC220 for Central Air-Conditioning Energy Saving
Uses temperature differential control to adjust pump speed by VFD so a central air-conditioning system follows load demand and reduces energy consumption.
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TH135 Wet-and-Dry Bulb Humidity Control
Explains psychrometric humidity measurement and how TH135 uses Pt100 wet/dry bulb temperatures for industrial humidity control.
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TC808 Tension Controller Applications
TC808 is used with magnetic powder clutches or brakes for manual, roll-diameter semi-automatic and full closed-loop tension control.
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TC930 Roll-Diameter Tension Control Applications
TC930 detects roll diameter by encoder or proximity switch and adjusts output according to target tension and measured diameter.
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TC950 Tension Controller Applications
TC950 provides SCR phase-angle pulse or analog output for torque motors, magnetic powder devices, DC motors and VFD tension systems.
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pH/ORP800 Water Treatment Control Applications
Typical pH/ORP800 schemes for reactor pH/ORP control and online water-treatment control.
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CPC316 Constant-Pressure Water Supply Applications
Typical CPC316 multi-pump constant-pressure water-supply modes including auxiliary pump, four-pump loop and fixed VFD operation.
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