Luoke Valve (Chongqing) Co., Ltd.
Luoke Valve (Chongqing) Co., Ltd.
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Impeller Type ZSJZ-M-1.2 Water Flow Indicator Saddle Type
I. Overview
ZSJZ type water flow indicator, is an automatic sprinkler system components, the use of the flow of water in the sprinkler pipe network to push the blades, touch the micro switch, so that the water flow signal, converted into electrical signal and the controller connection, to start the automatic fire alarm system of an alarm device, can be used to detect the operation of the automatic sprinkler system, and determine the area where the fire occurs.Chinese name ZSJZ type water flow indicator connection form ZSJZ· F flange
2.Main overall dimensions
| DN | R | Φ | H |
| DN50 | 31.5 | 43 | 103 |
| DN65 | 39 | 43 | 110 |
| DN80 | 46 | 52 | 117 |
| DN100 | 58 | 52 | 127 |
| DN125 | 71 | 52 | 140 |
| DN150 | 84 | 52 | 152 |
| DN200 | 109.5 | 52 | 180 |
3. Use and maintenance
Fire gate valves are often used in automatic sprinkler fire pipeline systems, rotating handwheels to control the opening and closing of water sources in water supply pipelines.
4. Installation:
(1) Handwheels, handles and transmission mechanisms are not allowed to be used for lifting, and collisions are strictly prohibited.
(2) Before installation, check whether the product model, tag and specification are consistent, and check whether the parts of the whole machine are defective and loose.
(3) Before installation, the pipeline should be cleaned, and there should be enough straight pipe section at the valve inlet, and equipped with a filter.
(4) The installation site should consider the comprehensive personnel and equipment, even if it is operated, it is conducive to disassembly and maintenance.
(5) The signal box is connected to the fire protection system circuit.