Boiler house Feedtank ancillaries
2
Available lengths (approximate) in millimetres WG 2 level gauge glasses are designated WG2 followed by/(centres dimension). Protector rods (in sets of two) and 'C' section protectors are available in 700, 800, 1000 and 1100 mm lengths. Two sets are required for gauges with intermediate arms. The glasses themselves are available in four lengths which may be paired in the following combinations to give the gauge centre dimensions opposite. Glass 1 length 686 786 986 1086
Glass 2 length
Intermediate arm
Gauge centres
Designation
WG2/700 WG2/800 WG2/1000
-
No
700
-
No
800
-
No
1000
WG2/1100
-
No
1100
WG2/1400 WG2/1500 WG2/1600
686
686
Yes
1400
686
786
Yes
1500
786
786
Yes
1600
Plastic tubes (complete with 2 off tube supports) are supplied in 1100 mm nominal lengths which can be cut to length with a knife.
WG2/1700
686
986
Yes
1700
WG2/1800 WG2/1900 WG2/2000
786
986
Yes
1800
2.1 14
786
1086
Yes
1900
986
986
Yes
2000
WG2/2100
986
1086
Yes
2100
WG2/2200
1086
1086
Yes
2200
Materials No. Description
5
9
Material
1 2 3 4 5 6 7 8 9
Arm body
Gunmetal
BS 1400 LG2
1
Protector rods
Brass
BS 2874 CZ121
8
Glass tube
Glass
Borosilicate
Gland nut
Brass
BS 2874 CZ121
Top plug
Brass
BS 2874 CZ121
Gauge cock
Gunmetal
BS 1400 LG 2
7
Packing sleeve
Rubber
Nitrile
10
Packing washer
Permanite
AF 2000
2 4
Top plug gasket
Red fibre
BS 216 Grade B
10
'C' section protector Stainless steel
Type 304/304L
1
11
Plastic tube
FEP
12
Tube supports
Brass
BS 2874 CZ132
(used with item 11) (Dezincification resistant)
4
Note: 11 and 12 not illustrated for clarity
3
7
10
1
6
TI-P409-04 EMM Issue 4
Page 2 of 4
WG2 Water Level Gauge
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