View Product Line Linear Heat Detection Function Fiber optic distributed temperature sensing cable Benefit Provides continuous temperature profile along the entire length of the sensor cable to identify the location of overheated areas before they become hazardous. Approvals UL | FM | ULC | CE | VDS...
To facilitate the review and approval by the authority having jurisdiction (AHJ) and other stakeholders involved with the fire pump installation, new provisions concerning design details and drawings have been added. The standard will now require that associated plans be drawn to an indicated scale ...
in the case of the jockey pump, off again. This is done using small sensing lines. Each pump has its own line and it is tied between the controllers and the discharge or system side of the pump. When the pressure in the piping falls, it signals the ...
FIRE SENSING UNIT, HAVING NO INSTALLATION OF A SIGNAL LINE ON A DEVICE BOARDPURPOSE: A fire sensing unit is provided to prevent wrong operation due to a noise component, since there is no need to separate the signal line from a base board.;CONSTITUTION: A device substrate(31) is installed...
3.2.10.7 For all pump installations, each fire pump controller shall have its own individual pressure sensing line. When used, each pressure maintenance (jockey) pump controller shall have its own individual pressure sensing line. 3.2.10.8 The pressure-sensing line connection for each pump shall ...
A detection system may consist of a number of strategically located detector units, or be of the continuous element (gas filled or electrical) sensing type that can be shaped and attached to pre-formed tubes. The sensing element can be routed across outlet orifices, such as a zone extractor ...
i guess more of what im looking for is where to get my own personal licsensing. i know some states only require a plumbers licsense. i have worked all over this country with the company that i am currently employed with and i enjoy the work , just getting tired of working so far awa...
Two, working principle: When a fire occurs in a protected area, The temperature sensing smoke detector detects the fire alarm signal through the fire extinguishing controller, solenoid valve directly open diaphragm deluge valve, the pressure chamber of the water discharge, due to the pressure of ...
Each sensor unit10incorporates the ionization smoke chamber46to detect the presence of smoke in the air. An ionization smoke detector (not shown)70uses a small amount of radioactive material to ionize air in the sensing chamber. As a result, the air chamber becomes conductive permitting current ...
1. An arrangement for testing a fire suppression sprinkler system, comprising: a drain conduit; a supply conduit for supplying a fire suppression fluid to a plurality of branch conduits, each branch conduit having a sensor provided upstream of a plurality of sprinklers, said sensor sensing a flow...