Burkert Type 2101 - Manual (Page 11)

11
Installation
Type 2101
dirt trap for devices with authorization in accordance with din
en 161
In accordance with DIN EN 161 „Automatic shut-off valves for gas
burners and gas appliances“ a dirt trap must be connected upstream
of the valve and prevent the insertion of a 1 mm plug gauge.
→
If the authorisation also applies to stainless steel bodies, the
same type of dirt trap must be attached in front of the globe
valve.
7.3.1. installation of the valve body
welded bodies
→
Weld valve body in pipeline system.
other body versions
→
Connect body to pipeline.
7.3.2. install actuator (welded body)
Graphite seal
Fig. 3: Graphite seal
→
Check the graphite seal and if required, replace it.
Warning!
danger if incorrect lubricants used!
Unsuitable lubricant may contaminate the medium. In oxygen
applications there is a risk of an explosion!
• In specific applications, e.g. oxygen or analysis applications, use
appropriately authorised lubricants only.
→
Grease nipple thread before re-installing the actuator (e.g. with
Klüber paste UH1 96-402 from Klüber).
note!
damage to the seat seal or the seat contour!
• When installing the actuator, ensure that the valve is in open
position.
→
Control function A pressurize the pilot air port 1 with compressed
air (5 bar): valve opens.
→
Screw actuator into the valve body.
Observe tightening torque “Tab. 1: Temperature ranges Ex
area”).
1
2
Pilot air port
CFA, CFB, CFI
Air discharge connection
CFA, CFB
Pilot air port CFI
Fig. 4: Pneumatic connection
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