Distech Controls ECL/ECB-PTU Series User Manual page 46

Figure 26: Maximum number of VAV Devices on a Daisy-Chain at Evenly Spaced Intervals
20
19
18
17
16
15
14
F
13
12
C
11
E
10
9
8
7
6
5
4
3
2
1
0
100 200
(30) (60)
Figure 27: Maximum Number of VAVS Devices on a Daisy-Chain at Evenly Spaced Intervals
10
9
8
7
6
5
4
3
2
1
0
100
(30) (45)
44
Daisy Chain Performance
B
A
D
300 400
(90) (120)
Total Wire Length in Feet
Daisy Chain Performance
150 200 250
(60) (75)
Total Wire Length
A
VAV + SmartVue (AWG18)
B
VAV + SmartVue (AWG16)
C
VAV + SmartVue + 2DO (1,6VA each) (AWG18)
D
VAV + SmartVue + 2DO (1,6VA each) (AWG16)
E
VAV + SmartVue + SmartVue CO2 + 2DO (1,6VA each) (AWG18)
F VAV + SmartVue + SmartVue CO2 + 2DO (1,6VA each) (AWG16)
500 600 700
(150) (180) (210)
(meters)
VAVS + SmartVue (AWG18)
VAVS + SmartVue (AWG16)
VAVS + SmartVue + 2DO (1,6VA each) (AWG18)
VAVS + SmartVue + 2DO (1,6VA each) (AWG16)
VAVS + SmartVue + SmartVue CO2 + 2DO (1,6VA each) (AWG18)
VAVS + SmartVue + SmartVue CO2 + 2DO (1,6VA each) (AWG16)
300 350
(90) (105) (120)
Feet
(meters)
800 900 1000
(240) (270) (300)
400 450 500
(135) (150)
Network Guide