Dimensions –— weights materials, Pressure — temperature, Capacity chart – wib 80 capacity chart – wib 81 – Watts WIB User Manual
Page 2
MODEL
SIZE (DN)
DIMENSIONS
WEIGHT
NPT
A
B
C
in.
mm
in.
mm
in.
mm
in.
mm
lbs.
kgs.
WIB-80
1
⁄
2
15
5
127
8
1
⁄
8
206
3
1
⁄
4
83
5.5
2.5
WIB-80
3
⁄
4
20
5
127
8
1
⁄
8
206
3
1
⁄
4
83
5.5
2.5
WIB-81
1
⁄
2
15
5
127
7
5
⁄
8
194
3
1
⁄
4
83
6
2.7
WIB-81
3
⁄
4
20
5
127
7
5
⁄
8
194
3
1
⁄
4
83
6
2.7
WIB-81
1
25
5
127
7
5
⁄
8
194
3
1
⁄
4
83
6
2.7
DIFFERENTIAL PRESSURE
ORIFICE
MODEL
psi
bars
in.
mm
80
1
⁄
4
.02
3
⁄
16
" 5
139
1
⁄
2
.03
3
⁄
16
" 5
200
3
⁄
4
.05
3
⁄
16
" 5
240
1
.07
3
⁄
16
" 5
270
2
.14
3
⁄
16
" 5
340
3
.21
3
⁄
16
" 5
390
4
.28
3
⁄
16
" 5
425
5
.35
3
⁄
16
" 5
450
10
.69
3
⁄
16
" 5
560
15
1
3
⁄
16
" 5
640
20
1
3
⁄
16
" 5
690
25
2
1
⁄
8
"
3
460
30
2
1
⁄
8
"
3
500
40
3
1
⁄
8
"
3
550
50
3
1
⁄
8
"
3
580
60
4
1
⁄
8
"
3
635
70
5
1
⁄
8
"
3
660
80
6
1
⁄
8
"
3
690
100
7
#38
–
860
125
9
#38
–
950
130
9
#38
–
550
150
10
#38
–
570
180
12
#38
–
—
200
14
#38
–
—
225
16
#38
–
—
250
17
#38
–
—
B
C
A
ES-WIB 0432
© Watts Regulator Co., 2004
Printed in U.S.A.
USA: 815 Chestnut St., No. Andover, MA 01845-6098; www.wattsreg.com
Canada: 5435 North Service Rd., Burlington, ONT. L7L 5H7; www.wattscanada.ca
Dimensions –— Weights
Materials
Body and Cover:
Cast Iron ASTM-A-126-7/Class B
Bucket and Linkage: Stainless Steel
Valve and Seat:
Hardened Stainless Steel
Standpipe:
Steel Pipe
Cover Gasket:
Non-asbestos
DIFFERENTIAL PRESSURE
ORIFICE
MODEL
psi
bars
In.
mm
81
1
⁄
4
.02
1
⁄
4
8
191
1
⁄
2
.03
1
⁄
4
8
300
3
⁄
4
.05
1
⁄
4
8
395
1
.07
1
⁄
4
8
450
2
.14
1
⁄
4
8
590
3
.21
1
⁄
4
8
680
4
.28
1
⁄
4
8
750
5
.35
1
⁄
4
8
830
10
.69
1
⁄
4
8
950
15
1
1
⁄
4
8
1,060
20
1
3
⁄
16
5
880
25
2
3
⁄
16
5
950
30
2
3
⁄
16
5
1,000
40
3
5
⁄
32
4
770
50
3
5
⁄
32
4
840
60
4
5
⁄
32
4
900
70
5
5
⁄
32
4
950
80
6
1
⁄
8
3
800
100
7
1
⁄
8
3
860
125
9
1
⁄
8
3
950
130
9
7
⁄
64
2.7
780
150
10
7
⁄
64
2.7
810
180
12
7
⁄
64
2.7
850
200
14
7
⁄
64
2.7
860
225
16
#38
–
730
250
17
#38
–
760
Pressure — Temperature
WIB 80
Maximum Allowable Pressure: 150psi (10 bars)
Maximum Allowable Temperature: 406°F (208°C)
Maximum Operating Pressure: 150psi (10 bars)
WIB 81
Maximum Allowable Pressure: 250psi (17 bars)
Maximum Allowable Temperature: 406°F (208°C)
Maximum Operating Pressure: 250psi (17 bars)
Capacity Chart – WIB 80
Capacity Chart – WIB 81
Note: Capacities given are continuous discharge capacities in pounds of hot condensate per hour at differential indicated.