Emerson mobrey squing 2, Справочное руководство

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Page 37 IP2025
GB Specification
Construction
Wetside material
316/316L Stainless steel (1.4401/1.4404) dual-certified,
Alloy C (UNS N10002) and Alloy C-276 (UNS N10276), or
ECTFE co-polymer coating
Gasket
Non-asbestos BS7531 Grade X carbon
(1” BSPP (G1) only) fibre with rubber binder
Housing Code A D X Y S T
Housing
material
Nylon PA66
30%GF
Al alloy ASTM
B85 A360.0
316C12 SST
LED Window PMMA -
-
Conduit Entry M20
½”
NPT
M20 ¾” NPT M20 ¾” NPT
Weather
proofing IP66/67 to
EN60529
IP66/67 to
EN60529,
NEMA 4X
IP66/67 to
EN60529,
NEMA 4X
Operating conditions
Wetside temp.
-40

C to +150

C
Ambient temp. -40

C to + 80

C
(derated to 50

C at 150

C wetside)
Wetside pressure -0.25 bar g to +100 bar g at 50

C
(30 bar for hygienic fittings)
Liquid sg 0.6 to 2.0
Liquid viscosity 0.2 to 10,000 cps
Switching point (H
2
0) 13 mm from tip (vertical)
13 mm from edge (horizontal)
Hysteresis (water)

1 mm nom.
Switching delay 0.3, 1, 3, 10, 30 sec dry to wet / wet to dry.
Maximum altitude 2000 metres
Maximum humidity EN 60068-2-30:2005 (90% RH)
Electrical
Switching mode
User selectable (Dry = on or Wet = on)
Protection
Reverse polarity protected. Missing load / short-circuit protection.
Terminal connection
(wire diameter) Max. 2.5 mm
2
(Note national regulations)
Cable gland Supplied with PA66 only – cable dia. 5 mm to 8 mm.
Earthing SQUING 2 must always be earthed either through
terminals or using external earth connection provided.
Safety EMC
E.M.C. Directive
EN61326 Emissions to Class B.
Immunity to industrial location requirements.
L.V. Directive EN61010-1
Pollution degree 2, Category II (264V max)
Pollution degree 2, Category III (150V max)