Dụng Cụ Đo Chênh Áp Bằng Thủy Ngân Series MARK II
| Model |
: |
SERIES MARK II |
| Manufacturer |
: |
DWYERS |
| Origin |
: |
USA |
| |
|
|
| Mark II Model No. 25 inclined -vertical manometer. |
| Accuracy |
: |
±3% full scale. |
| Maximum Working Temperature |
: |
140°F (60°C) |
| Maximum Internal Working Pressure |
: |
10 psi (70 kPa). |
| |
|
|
| Mark II Model No. 40-1 inclined manometer |
| Accuracy |
: |
±3% full scale. |
| Maximum Working Temperature |
: |
130°F (54°C) |
| Maximum Internal Working Pressure |
: |
15 psi (100 kPa). |
| Scale Length |
: |
Approx. 8-1/4" (21 centimeters). |
A-612, Portable Stand
A-606, Air Filter Kit
| Model |
Range |
Fluid Used |
Mark II 25
Mark II 26
Mark II 27*
Mark II 28*
Mark II MM-80
Mark II MM-180
Mark II M-700PA |
0-3 in w.c
0-7 in. w.c.
0-7000 fpm
0-10,500 fpm
0-80 mm w.c
0-180 mm w.c
10-0-700 Pa |
Red oil, .826 s.g.
Blue oil, 1.91 s.g
Red oil, .826 s.g
Blue oil, 1.91 s.g
Red oil, 826 s.g.
Blue oil, 1.91 s.g.
Red oil, .826 s.g. |
*Require Pilot tube at additional cost. See Air Quality section.
| Model |
Range |
Fluid Used |
Mark II 40-1
Mark II 40-25MM
Mark II 40-250PA
Mark II 41-2
Mark II 41-60MM
Mark II 41-600PA
Mark II 40-1-AV*
Mark II 40-250PA-AV*
Mark II 41-2-AV*
|
.1-0-1.0 in. w.c.
0-26 mm w.c.
10-0-250 Pa
.2-0-2.4 in. w.c.
0-60 mm w.c.
20-0-600 Pa
0-1.1 in. w.c. & 0-4200 fpm
0-260 Pa & 0-21 mps
0-2.5 in. w.c. & 0-6300 fpm |
Red oil, .826 s.g.
Red oil, .826 s.g.
Red oil, .826 s.g.
Blue oil, 1.91 s.g
Blue oil, 1.91 s.g
Blue oil, 1.91 s.g
Red oil, .826 s.g
Red oil, .826 s.g.
Blue oil, 1.91 s.g |
*Require Pilot tube at additional cost. See Air Qu
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