Chapter 1. Installation
1-5
DigitalFlow™ GC868 Startup Guide (1 and 2-Channel)
8 (200)
<0.33 (8.4)
0.5
60 (5.1)
80
(24.4)
64 (19.5) 48 (14.6)
—
—
0.2
200 (13.6)
120
(36.6)
96 (29.3) 72 (21.9)
<0.50 (12.7)
0.5
180 (13.4)
80
(24.4)
64 (19.5) 48 (14.6)
0.2
600
(40.8)
120
(36.6)
96 (29.3) 72 (21.9)
<0.88 (22.4)
0.5
300 (21.7)
80
(24.4)
64 (19.5) 48 (14.6)
0.2
1000 (68)
120
(36.6)
96 (29.3) 72 (21.9)
10 (250)
<0.37 (9.4)
0.5
60 (5.1)
70 (21.3)
56 (17.1)
42 (12.8)
—
—
0.2
200 (13.6) 105 (32) 84 (25.6) 63 (19.2)
<0.50 (12.7)
0.5
180 (13.4) 70 (21.3)
56 (17.1)
42 (12.8)
0.2
600
(40.8)
105 (32) 84 (25.6) 63 (19.2)
<1.00 (25.4)
0.5
300 (21.7) 70 (21.3)
56 (17.1)
42 (12.8)
0.2
1000 (68) 105 (32) 84 (25.6) 63 (19.2)
12 (300)
<0.38 (9.7)
0.5
60 (5.1)
55 (16.8) 44 (13.4)
33 (10.1)
—
—
0.2
200 (13.6) 82 (25)
66 (20.1) 49 (14.9)
<0.50 (12.7)
0.5
180 (13.4) 55 (16.8) 44 (13.4)
33 (10.1)
0.2
600
(40.8)
82 (25)
66 (20.1) 49 (14.9)
<1.00 (25.4)
0.5
300 (21.7) 55 (16.8) 44 (13.4)
33 (10.1)
0.2
1000 (68) 82 (25)
66 (20.1) 49 (14.9)
14 (350)
<0.38 (9.7)
0.2
90 (7.2)
87 (26.5) 70 (21.3) 52 (15.9)
—
—
<0.50 (12.7)
0.2
270 (19.6)
16 (400)
<0.38 (9.7)
0.2
90 (7.2)
76 (23.2) 61 (18.9)
45 (13.7)
—
—
<0.50 (12.7)
0.2
270 (19.6)
18 (450)
<0.38 (9.7)
0.2
90 (7.2)
67 (20.4) 54 (16.5) 40 (12.2)
—
—
<0.50 (12.7)
0.2
270 (19.6)
20
(500)
<0.38 (9.7)
0.2
90 (7.2)
60 (18.3) 48 (14.6)
36 (11.0)
—
—
<0.50 (12.7)
0.2
270 (19.6)
24
(600)
<0.38 (9.7)
0.2
90 (7.2)
49 (14.9) 39 (11.9)
29 (8.8)
—
—
<0.50 (12.7)
0.2
270 (19.6)
Table 1-1: GC868 Installation Requirements for Air, Nitrogen, Oxygen or Argon
Pipe
Size
ANSI
(DIN)
Pipe Wall
Inches
(mm)
Transduc
er
MHz
Min.
Pressure
psig
(bar)
Maximum Velocity, ft/s (m/s)
Single
Travers
e
Dual
Traverse
Triple
Traverse
Four
Travers
e
Five
Travers
e
