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SIEMENS comparison instrument RWF50.20A9

Product Model:

SIEMENS comparison instrument RWF50.20A9 Comparison instrument RWF50.20A9RWF50.20A9‌ is a digital proportional regulator specially designed for industrial burners. It belongs to the Siemens RWF50‌ series of products and is mainly used for temperature or pressure control of boilers, hot air furnaces and other equipment. Input voltage‌: AC 100V–240V ±10%, 50/60Hz‌. ‌Output Form‌: 3-bit relay output (increase/decrease control). ‌Protection Level‌: IP65 (dust-proof and waterproof). ‌Operation temperature‌: -20℃ to +50℃‌. Main functions o‌ne.PID Intelligent Adjustment‌ Through the digital PID control algorithm, the air-fuel ratio of the burner is adjusted in real time and the combustion efficiency is optimized. ‌two.Two section fire control‌ It supports two-stage combustion mode, can automatically switch small fire/high fire operation according to needs, and control the actuator through relay output. ‌three.Status display and monitoring‌ Two-color LED display: green displays the set value, red displays the measured value‌. The burner damper position, pulse signal and working status (on/off, 1st section fire/2nd section fire) are fed back in real time through the indicator light. ‌four.Automatic adjustment function‌ It can automatically determine PID adjustment parameters to simplify the debugging process‌. Application scenarios‌ Combustion control of industrial boilers and thermal oil furnaces‌. Gas/fuel systems that require proportional adjustment or two-stage fire control‌.

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Shipping If the order is not very large, we can send it to you by courier, such as TNT, DHL, UPS or EMS. If the order quantity is large, we will suggest you to use air or sea freight through your appointed freight forwarder. Our long-term cooperative agents are also available.

Related FAQ


Q1.Are you a factory or trading company?


A1: We are the original manufacturer.

Q2: ls there any stock?


A2: Most of our products have stocks.

Q3: How about the Shipping method?


A3: DHL/UPS/TNT/Fedex and other express for samples delivery, mass production will be sendby sea or by train.

Q4: How many years warranty?


A4: Our products are high quality and durable, our warranty are one year normally

Q5: How to choose suitble bumner for myself?


A5: Usually according to combustion output capacity. You can provide relevent parameters ofcombustion output such as :104xkcal/h, kw/h,kg/h,then we will recommend the model which is themost suitable for you, as the combustion output you provide.

Q6:How about samples ?


A6: We are willing to offer samples.