6
NOTE: Values in the Field Accessories section are VDC adders.
Fig. 8 — Example of Fan Speed Set Up Labels for Electro-Mechanical Controls
Factory Setting:
9.0 V
DC
Field Setting:
V
Switch Range:
A
B
C
B
A
C
Field Accessories:
ESP in. wg
V
DC
Calculator
CFM
0.2
5.4
5.8
6.1
6.5
6.8
7.2
7.6
7.9
8.3
1500
1625
1750
1875
2000
2125
2250
2375
2500
0.1
0.4
6.2
6.5
6.8
7.1
7.4
7.7
8.0
8.4
8.7
0.1
0.6
6.9
7.1
7.4
7.7
7.9
8.2
8.5
8.8
0.1
0.8
7.5
7.7
8.0
8.2
8.5
8.7
9.0
0.1
1.0
8.1
8.3
8.5
8.7
9.0
0.1
1.2
8.6
8.8
9.0
9.2
0.1
1.4
9.1
9.3
9.5
0.1
1.6
1.8
2.0
9.6
0.1
Economizer
1 Stage E Heat
2 Stage E Heat
UNIT MODEL
NUMBER
4.1 - 7.5
6.9 - 8.7
7.7 - 10.0
0.2
0.3
0.2
0.3
0.2
0.3
0.2
0.3
0.2
0.3
0.2
0.3
0.2
0.3
0.2
0.3
9.8
9.9
9.7
9.9
9.5
9.7
10.0
9.2
9.5
9.8
9.3
9.6
9.2
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.
