Innovative Air Gauge by Guanshan: BWY(WTYK)-804ATH Edition
Introduction
Model BWY—804 Transformer Thermoregulator is a new generation product derived from Model BWY—802/803 one in compliance with JB/T 6302-92 Standard of Pressure-type Thermoregulator For Transformer issued by The National Machinery Ministry. It is suitable for taking measurement and control of oil temperature in a medium-sized or Large-sized transformer.
The BWY—804 has the following new points:
Wide scope of application
To meet the need of intelligent control in an unattended transformer house, the BWY—804 can output following controlling signals
(1) Pt100 platinum resistance signal；
(2) 4-20mA direct current signal；
(3) RS232/RS485 communication interface。
2. Four sets of switch, which can be set within a whole span, are employed to respectively control over the transformer cooling system, overheating alarming and tripping, etc.
Main technical parameters
1. Normal operating conditions：（-30~+55）℃
2. Measuring range:（0-150）℃
3. Measurement accuracy：grade 2.0
4. Bulb and mounting screw size: φ14×150mm;M27×2
5. Control function：
(1) setting range: adjustable within the whole span
(2) setting accuracy：±4℃
(3) switch difference：6±2℃
(4) rated power：AC 220V/5A
(5) standard set point：K1＝55℃ K2＝65℃ K3＝80℃ K4＝120℃
6. Ouput: Pt100 platinum resistance signal；DC4-20mA, 0-5V or 1-5V signal;
7. Shielding grade：IP55
This model has undergone rigorous testing and achieved remarkable results. The core concept of this design is to provide a superior, solution-oriented product that fits perfectly into our customers' specifications and operations. Regardless of environment or application, this air gauge— the BWY—804, is geared to navigate any challenge with finesse. Built for durability and performance, it ensures your operations run smoothly, efficiently, and without interruption. Choose the BWY—804 air gauge for a transformative experience tailored to the needs of modern operations. This isn't just a product, it's a promise of Guanshan's commitment to providing superior solutions. Experience the new standard today with the BWY—804 air gauge.
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