Yokogawa EJX930A - Manual (Page 52)

<8. Operation>
8-5
IM 01C25R01-01E
8.5.1 Draining Condensate
1) Gradually open the drain screw or drain plug
and drain the transmitter pressure-detector
section. (See figure 8.4)
2) When all accumulated liquid is completely
removed, close the drain screw or drain plug.
3) Tighten the drain screw to a torque of 10 N·m,
and the drain plug to a torque of 34 to 39 N·m.
F0805.ai
When you loosen the drain screw or drain
plug, the accumulated liquid will be expelled
in the direction of the arrow.
Drain screw
Drain plug
Figure 8.4 Draining the Transmitter
8.5.2 Venting Gas
1) Gradually open the vent screw to vent gas from
the transmitter pressure-detector section. (See
figure 8.5)
2) When the transmitter is completely vented,
close the vent screw.
3) Tighten the vent screw to a torque of 10 N·m.
F0806.ai
When you loosen the vent screw, the gas
escapes in the direction of the arrow.
Vent screw
Vent screw
Figure 8.5 Venting the Transmitter