2015年2月16日星期一

The operation principle of gas heater control valve positioner

1. When the gas heater control valve is initialized, the performance of the entire gas heater control valve has been tested, the parameters are optimized, if you have problems, it will send alarm information. Alarm information: Preventive alarm - control gas heater control valve condition with mild wear, the future will continue to wear, but also to work gas heater control valve; maintenance alarm - badly worn patio heater control valve status, the current can still work, but may occur at any fault ; failure alarm - Remind equipment operators, gas heater control valve failure has occurred. Reaction detection information which appears on the control gas heater control valve assembly; cause failure cause analysis - how to solve the failure.

     2. Before use through smart gas heater control valve positioner can control gas heater control valve original initialization, all gas heater control valves original state after initialization information is stored locator. Such a control Gas Water Heater Valve with intelligent positioners start automatic initialization of work, including determining the mechanical travel range locator best indicator parameters and automatically adjusts its work, the locator information and indicators signal parameters applied mechanically determined based on the current algorithm to control the gas heater control valve opening and closing. Working condition of the Gas valve supplier is normal or not is crucial, locator real time detection and analysis of its uninterrupted, once a fault, it will send an alarm signal detection and analysis of all the results are stored in the memory location, as well as provide diagnostic information to repair malfunctioning equipment and other aspects of the operator or maintenance engineer.

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