6
NOTE(S):
Values in the Field Accessories section are VDC adders.
Fig. 10 — Example of Fan Speed Set Up Labels for Electro-Mechanical Controls
Factory Setting:
9.0 VDC
Field Setting:
V
Switch Range:
A
B
C
B
A
C
Field Accessories:
ESP in. wg
VDC Calculator
CFM
0.2
5.6
6.0
6.4
6.8
7.2
7.6
8.0
8.5
8.9
3000
3250
3500
3750
4000
4250
4500
4750
5000
0.4
0.4
6.1
6.4
6.8
7.2
7.6
8.0
8.4
8.8
9.2
0.4
0.6
6.5
6.8
7.2
7.5
7.9
8.3
8.7
9.1
0.4
0.8
6.9
7.2
7.6
7.9
8.2
8.6
9.0
0.4
1.0
7.3
7.6
7.9
8.2
8.6
0.4
1.2
7.6
7.9
8.2
8.6
0.4
1.4
8.0
8.3
8.6
0.4
1.6 1.8 2.0
8.3
0.4 0.4 0.4Economizer
UNIT MODEL NUMBER
4.1 - 7.5
6.9 - 8.7
7.7 - 10.0
8.6
8.9
8.9
9.28.9
9.2
9.6
9.5
9.2
9.5
8.6
8.9
9.2
9.5
8.9
9.2
9.5
9.7
9.8
9.8
9.8
8.9
9.3
9.6 9.9
9.3
9.79.4
10.0
Record field setting here
*
* Overlap in A, B, C switch range
designed for maximum field
adjustment potential. For example
7.2 can be set at either A or B.