Page 100 - GRINNELL Mechanical Products Catalogue

CiRCuiT BALANCiNG vALvES
Model CB800 Circuit Balancing Valves
MC2 Measuring Computer
Tech Data Sheet: G450
The GRINNELL Model MC2 computer is a hand-held computer-balancing instrument designed to measure the flow in GRINNELL Balancing Valves from 15mm – 300mm (1⁄2" – 12") . The MC2 computer:
• Automatically calculates the flow rate for a valve. • Measures differential pressure and temperature. • Compares the actual and nominal flow values.
• Displays the required presetting value.
All results may be saved in the hand-held computer and can be downloaded to a PC at a later time .
The easy-to-operate touch button keypad protects against water and dirt particles . The hand-held computer is supplied with a rechargeable power pact . All parts of the hand-held computer are stored in a convenient carrying case .
Model CB800 Circuit Balancing Valves Insulation Kits
Tech Data Sheet: G450
The insulation shells have a CFC-free inner core made of polyurethane foam with a 1 .5mm plastic coat . It consists of two double shells which are tightened by two metal straps .
Available for sizes 20mm – 200mm (3⁄4" – 8") . Specify size and end-connection type .
Pipe Size
Dimensions - mm Inches
Nominal mm Inches
O.D. mm Inches
D
H
L
20
26.7
145
280
270
25
33.7
155
280
270
32
42.4
180
310
310
H
H
L
D
D
3⁄4 1.050 5.7 1 1.315 6.1 1-1⁄4 1.660 7.1 1-1⁄2 1.900 7.9 2 2.375 8.7
2-1⁄2 2.875 10.2
3 3.500 11.0
4 4.500 12.6
5 5.563 14.2
6 6.625 15.7
8 8.625 17.6
11.0 10.6
11.0 10.6
12.2 12.2
13.4 13.0
14.6 15.7
16.1 19.9
16.3 20.9
20.5 22.8
22.1 24.4
23.6 28.7
30.0 31.5
40
48.3
200
340
330
50
60.3
220
370
400
65
73.0
260
410
505
80
88.9
280
415
530
100
114.3
320
520
580
125
141.3
360
560
620
150
168.3
400
600
730
200
219.1
450
760
800
L
For information on larger sizes, contact GRINNELL Mechanical Products.
100
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CirCuit BalanCing ValVes