Note
Loss of type of protection
Changes in the ambient conditions can loosen the component.
● As part of the recommended maintenance intervals: Check the compression fitting for tight
fit and tighten, if necessary.
D.3 Technical specifications of accessory part
Technical specifications sealing plug and thread adapter
Sealing plug suitable for types of protection Explosion-proof enclosure "d" of groups IIA, IIB, IIC
Dust protection by enclosure "t"
Standard compliance The components meet Directive 94/9. They meet the requirements of
standards IEC/EN 60079-0; IEC/EN 60079-1; IEC/EN 60079-31.
Explosion protection
● Gas explosion protection
II2G Ex d IIC
● Dust explosion protection
II1D Ex t IIIC
Certificates IECEx TUN 13.0022 U
TÜV 13 ATEX 121710 U
Material for sealing plug / thread adapter Stainless steel
Material for seal Vulcanized fiber or Victor Reinz AFM 30
Ambient temperature range -40 ... +100 °C (-40 ... +212 °F)
For "Ex d" type of protection:
Required wall thickness for tappings
10 mm
Torque
● For thread size M20 x 1.5
65 Nm
● For thread size M25 x 1.5
95 Nm
● For thread size ½-14 NPT
65 Nm
Width A/F for thread size M20 x 1.5 27
Width A/F for thread size M25 x 1.5 30
Key size for thread size ½-14 NPT 10
Sealing plug / thread adapter
D.3 Technical specifications of accessory part
SIPART PS2 with 4 to 20 mA/HART
298 Operating Instructions, 11/2019, A5E00074631-AE
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