Spirax Sarco DP27T Installation And Maintenance Instructions Manual page 12

3.2 The valve
General arrangement
Figure 2 shows the recommended installation layout to ensure satisfactory operation of the
DP27T pressure/temperature control. It should always be fitted in a horizontal pipeline with
the main diaphragm chamber below the line.
Separator
(see Section 3.6)
Steam
Alternative arrangement using
Fig. 2 Recommended installation
12
Bypass valve
(see Section 3.10)
DP27T pressure/
temperature regulator
Fullway
valve
Upstream
Strainer with
pressure
blowdown
gauge
cock
Steam trap
Strainer Sight
glass
Steam
equal tee for drainage
Pressure sensing pipe
(see Section 3.8)
Pressure control
stop valve
Safety
valve
Fall
1 m or 15 pipe diameters clear
on either side (see Section 3.8)
Condensate
Fullway valve
Strainer with
blowdown cock
Strainer
Steam trap
(see Section 3.6)
IM-P240-02-EN-ISS1 CTLS
Downstream
pressure
gauge
Sight glass
Condensate