Vision Systems VESDA - Page 19

VESDA
®
Refrigerated Storage Design Guide
0
2
4
6
8
10
12
-40 / -40 -30 / -22 -20 / -4 -10 / 14 0 / 32
Sampled Air Temperature (deg C / F)
ABS Pipe Length (m)
0
5
10
15
20
25
30
35
40
ABS Pipe Length (ft)
20 l/min
30 l/min
40 l/min
Figure 11 – Chart showing the estimated required ABS pipe
extension for sampled air warming.
0
1
2
3
4
5
6
-40 / -40 -30 / -22 -20 / -4 -10 / 14 0 / 32 10 / 50
Sampled Air Temperature (deg C / F)
Cu Pipe Length (m)
0
4
8
12
16
20
Cu Pipe Length (ft)
20 l/min
30 l/min
40 l/min
Figure 12 – Chart showing the estimated required Copper pipe
extension for sampled air warming.
13