Installation Steps For Connections Acc. To En 837; Installation Steps For Npt Connections - KROHNE OPTIBAR P 2010 Manuel De Référence

MONTAGE
3
Wrench size
Wrench size of steel Wrench size of steel
Wrench size of steel Wrench size of steel
G1/4
G1/2
G3/4
G1
G1 1/2
Wrench size of plastic Wrench size of plastic Wrench size of plastic Wrench size of plastic
All sizes
Tableau 3-1: Tightening torques for devices with wrench
flats

3.3.2 Installation steps for connections acc. to EN 837

• When sealing, use a suitable gasket that corresponds to the product and pressure to be
measured (e.g. a copper gasket).
• Ensure that the raised face of the receiving part has a smooth surface.
• Screw the device into the thread by hand.
• Then tighten the device with the wrench.
Wrench size
G1/4
G1/2
Tableau 3-2: Tightening torques

3.3.3 Installation steps for NPT connections

• When sealing, use a suitable sealing agent that is compatible with the product (e.g. PTFE
tape).
• Screw the device into the thread by hand.
• Then tighten the device with the wrench.
Wrench size
1/4 NPT
1/2 NPT
Tableau 3-3: Tightening torques
14
Tightening torque [Nm]
approx. 5
approx. 10
approx. 15
approx. 20
approx. 25
max. 3
Tightening torque [Nm]
approx. 20
approx. 50
Tightening torque [Nm]
approx. 30
approx. 70
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OPTIBAR P 2010
07/2021 - 4002824203 - MA OPTIBAR P2010 R02 fr