Burkert Type 2037 - Manual (Page 27)

27
Installation
8.3.2 connection of the control medium
control function a:
→
Connect control medium to lower connection.
control function B:
→
Connect control medium to upper connection.
control function i:
→
Connect control medium to upper and lower connections (see
“Fig. 30: Pneumatic Connection”).
→
Pressure on the upper connection closes the valve.
→
Pressure on the lower connection opens the valve.
Lower control air connection
(for CFA and CFI)
Upper control air connection
(for CFB and CFI)
Fig. 30: Pneumatic Connection
8.4 Disassembly
Danger!
risk of injury from discharge of medium (acid, alkali, hot
media)!
It is dangerous to remove the device while under medium and
control pressure due to the sudden release of pressure or dis-
charge of medium.
▶ Before removing a device, switch off the pressure and vent the
lines.
▶ Completely drain the lines.
Replacement of the diaphragm is described in the chapter
entitled “11 Repairs”.
english
Type 2030, 2031, 2031 K, 2032,
2033, 2037