Double-flange level transmitter silicone oil and diaphragm selection instructions


Double-flange level transmitter silicone oil and diaphragm selection instructions



The dual flange level transmitter is a pressure sensor assembly used to prevent media in the pipe from entering the transmitter directly. It is connected to the transmitter by capillary filled with fluid. Used to measure the level, flow and pressure of a liquid, gas or vapor and then convert it to a 4-20 mADC signal output. Double flange liquid level transmitter silicone oil and diaphragm how to choose, Huaheng Instrument technical staff to answer your questions
Double-flange level transmitter silicone oil and diaphragm selection instructions

Dual flange level transmitter silicone oil and diaphragm selection instructions:


1. According to the user's request, the temperature of the 200 series silicone oil is -40 to +149 °C; the temperature of the high temperature resistant silicone oil is -20 to +315 °C.

2. For corrosive media, choose isolation diaphragm material.

Note: 1 The static pressure of the remote differential pressure transmitter and the working pressure of the remote pressure transmitter also depend on the specifications of the selected flange.

2 The operating temperature of the remote transmission device is determined by the type of filling liquid selected.

3 The influence of the medium temperature of the remote differential pressure transmitter is that the remote transmission devices on both sides are subjected to the same temperature at the same time from the room temperature, and the output changes are generated; the remote pressure transmitter refers to the remote transmission of one side. The device is subjected to temperature and the resulting output changes.

4 Static pressure and temperature effects are measured at the maximum range.

The maximum length of the capillary on both sides of the 5DP remote transmission double-flange differential pressure transmitter is 7.5 meters, and the length difference between the two sides is 4.5 meters; the length of the capillary on the side of the GP type remote pressure transmitter is generally 1.5 meters, the longest is not suitable. More than 3 meters (a special situation agreement agreed).

6 See general technical characteristics and parameters, structure and material characteristics, product dimensions and installation form.

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