Hired-Hand Farm Hand Series: ST Temperature Controllers - Manual (Page 27)

4801-5043 Rev 7/00 Farm Hand ST 26
20. Curtain Movement Time (sec.) Vs. Distance (Inches/cm.)
To find the distance moved, select the chart corresponding to a specific Motor Speed and Cabling Ratio.
NOTE: Cabling Ratio = First number is PT and second number is load.
Motor RPM Cabling Ratio Seconds Inches Centimeters
5 0.25 0.635
10 0.50 1.27
15 0.75 1.905
30 1.5 3.81
45 2.25 5.715
1 to 1
60 3 7.652
5 0.5 1.27
10 1.0 2.54
15 1.5 3.81
30 3.0 7.62
45 4.5 11.43
1 to 2
60 6.0 15.24
5 0.125 0.3175
10 0.25 0.635
15 0.375 0.9525
30 0.75 1.905
45 1.125 2.875
15
2 to 1
60 1.5 3.81
5 0.5 1.27
10 1.0 2.54
15 1.5 3.81
30 3.0 7.62
45 45.5 11.43
1 to 1
60 6.0 15.24
5 1 2.54
10 2 5.08
15 3 7.62
30 6 15.24
45 9 22.86
1 to 2
60 12 30.48
5 0.25 0.635
10 0.50 1.27
15 0.75 1.905
30 1.5 3.81
45 2.25 5.715
30
2 to 1
60 3 7.652
5 1 2.54
10 2 5.08
15 3 7.62
30 6 15.24
45 9 22.86
1 to 1
60 12 30.48
5 2 5.08
10 4 10.16
15 6 15.24
30 12 30.48
45 18 45.72
1 to 2
60 24 60.96
5 0.5 1.27
10 1.0 2.54
15 1.5 3.81
30 3.0 7.62
45 45.5 11.43
60
2 to 1
60 6.0 15.24