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Design and principle of operation
3.1 Accessories
General accessories
Designation
¼" screw plug, stainless steel
¼" screw plug, nickel-plated brass
Screw plug G ¼ (for pneumatic connection)
Screw plug ¼ NPT (for pneumatic connection)
NBR O-ring 14x1.5 (for ¼" screw plug)
VMQ switching diaphragm (for poppet valve)
¼" filter (for screwing into the ports)
Stainless steel restriction (for screwing into port 1)
NBR O-ring 7.5x2 (for NAMUR interface, 2 pcs. required)
NBR O-ring 16x2 (for NAMUR interface, 2 pcs. required)
NBR O-ring 40x2 (inner seal between pilot valve and poppet valve)
NBR O-ring 56x2 (middle seal between pilot valve and poppet valve)
NBR O-ring 70x2 (external seal between pilot valve and poppet valve)
NBR O-ring 18x2 (for cable gland)
Hexagon socket screw ISO 4762, M5x20, stainless steel (for fastening the pilot valve
onto the poppet valve, 4 pcs. required)
Washer ISO 7089-5, stainless steel (for hexagon socket screws, 4 pcs. required)
Clamp, nickel-plated brass, with ground symbol (for equipotential bonding terminals)
Slotted pan head screw ISO 1580, M4x8, nickel-plated brass (for equipotential
bonding terminals)
Spring washer DIN 128, B4 form, stainless steel (for equipotential bonding terminals)
Hexagon socket screw DIN 7984, M4x10, stainless steel (to lock the enclosure cover)
NBR turnable gasket (to convert internal/external pilot supply)
Fastening plate, aluminum, powder coated, gray beige RAL 1019 (for turnable gas-
ket)
Fastening plate, stainless steel (for turnable gasket)
Cap screw with slot ISO 1207, M3x8, stainless steel (for fastening plate)
16
Order no.
0070-0799
0070-0804
0070-0858
0070-0862
8421-0070
0520-1428
0550-0213
0570-0390
8421-0273
8421-0364
8421-1002
8421-0124
0520-0099
8421-0067
8333-1265
8390-0061
8804-0322
8330-0688
8392-0654
8333-0774
0430-1151
0360-2785
0360-3693
8333-0095
EB 3966 EN
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