SMAR LD290, Operation And Maintance Manual

Page: 13 / 66

Installation
1.7
Observe operating safety rules during wiring, draining or blow-down.
Some examples of installation, illustrating the position of the transmitter in relation to the taps, are
shown in Figure 1.3.
Figure 1.2
– Fixing of the Transmitter in the Tap
GAS LIQUID STEAM
Figure 1.3
– Position of the Transmitter and Taps
The location of pressure taps and the relative position of the transmitter are indicated in Table 1.1.
Process Fluid Location of Taps LOCATION OF LD290 IN RELATION TO THE TAPS
Gas Top or Side Above the Taps
Liquid Side Below the Taps or at the Piping Centerline
Steam Side Below the Taps using Sealing (Condensate) Pots
Table 1.1 - Location of Pressure Taps
NOTE
Except for dry gases, all impulse lines should slope at the ratio 1:10, in order to avoid trapping
bubbles in the case of liquids, or condensate for steam or wet gases.