69
11 Supplement
VEGAPULS 64 • 4 … 20 mA/HART - two-wire
51141-EN-160815
Ʋ Aluminium die-casting housing
Aluminium die-casting AlSi10Mg, powder-coated - basis:
Polyester
Ʋ Stainless steel housing
316L
Ʋ Cable gland
PA, stainless steel, brass
Ʋ Sealing, cable gland
NBR
Ʋ Blind plug, cable gland
PA
Ʋ Seal between housing and housing lid Silicone SI 850 R, NBR silicone-free
Ʋ Inspection window in housing cover
(optional)
Polycarbonate
Ʋ Ground terminal
316L
Weights
Ʋ Instrument (depending on housing,
process fitting and antenna)
approx. 2 … 17.2 kg (4.409 … 37.92 lbs)
Torques
Max. torques, thread
Ʋ G¾
30 Nm (22.13 lbf ft)
Ʋ G1½
200 Nm (147.5 lbf ft)
Max. torques, plastic horn antenna
Ʋ Mounting screws, mounting strap on
sensor housing
4 Nm (2.950 lbf ft)
Ʋ Flange screws, compression flange
DN 80
5 Nm (3.689 lbf ft)
Ʋ Flange screws, adapter flange DN 100 7 Nm (5.163 lbf ft)
Torques, flange with encapsulated antenna system
Ʋ Required torque of the flange screws 60 Nm (44.25 lbf ft)
Ʋ Recommended torque for tightening
the flange screws
60 … 100 Nm (44.25 … 73.76 lbf ft)
Max. torques for NPT cable glands and Conduit tubes
Ʋ Plastic housing
10 Nm (7.376 lbf ft)
Ʋ Aluminium/Stainless steel housing
50 Nm (36.88 lbf ft)
Input variable
Measured variable
The measured quantity is the distance between the end
of the sensor antenna and the product surface. The ref-
erence plane for the measurement is the sealing surface
on the hexagon or the lower side of the flange.