Siemens 6DR50 Series Operating Instructions Manual page 246

Technical data
12.3 Construction
Construction
Gland pneumatic ¼" NPT
•
Without sealant
With sealant
Cable glands
•
Screw-in torque for plastic gland in all enclosures
Screw-in torque for cable gland made of metal/stainless
steel in Makrolon enclosure
Screw-in torque for metal/stainless steel glands in alu-
minum/stainless steel enclosure
Screw-in torque for NPT adapter made of met-
al/stainless steel in Makrolon enclosure
Screw-in torque for NPT adapter made of met-
al/stainless steel in aluminum/stainless steel enclosure
Screw-in torque for NPT gland in the NPT adapter
NOTE: To avoid damage to the device, the NPT adapt-
er must be held in place while the NPT gland is
screwed into in the NPT adapter.
Tightening torque for union nut made of plastic
Tightening torque for union nut made of metal/stainless
steel
Manometer
Degree of protection
•
Manometer made of plastic
Manometer, steel
Manometer made of stainless steel 316
Vibration resistance
•
Connections, electrical
Screw terminals
•
Cable gland
•
Connections, pneumatic
244
12 Nm (8.9 ft lb)
6 Nm (4.4 ft lb)
4 Nm (3 ft lb)
6 Nm (4.4 ft lb)
6 Nm (4.4 ft lb)
8 Nm (5.9 ft lb)
15 Nm (11.1 ft lb)
68 Nm (50 ft lb)
2.5 Nm (1.8 ft lb)
4 Nm (3 ft lb)
IP31
IP44
IP54
In accordance with DIN EN 837-1
2.5 mm AWG30-14
2
Without Ex protection as well as with Ex i: M20x1.5 or ½-
14 NPT
With explosion protection Ex d: Ex d certified M20x1.5, ½-
14 NPT or M25x1.5
Female thread G¼ or ¼-18 NPT
Operating Instructions, 09/2014, A5E00074631-12
SIPART PS2 with and without HART