Emerson VILTER MicroVission Operation And Service Manual page 199

Appendix A • Unloaders
Table A-5. Type 5 Unloader - Cylinders: 8, 16
Unloading Percentage: 25%, 50%, 75% *
% Load Compressor Start Output Unloader Output #1 Unloader Output #2 Unloader Output #3 % Unload
0 (OFF)
25
50
75
100
Table A-6. Type 6 Unloader - Cylinders: 4 or 8
Unloading Percentage: 50%, 100% *
% Load Compressor Start Output
0 (OFF)
0 (ON)
50
100
Table A-7. Type 7 Unloader - Cylinders: 6 or 12
Unloading Percentage: 33%, 66%, 100% *
% Load Compressor Start Output Unloader Output #1 Unloader Output #2 Unloader Output #3 % Unload
0 (OFF)
0 (ON)
33
66
100
Table A-8. Type 8 Unloader - Cylinders: 6 or 12
Unloading Percentage: 17%, 33%, 50%, 66% |Single cylinder on Unloader Output #1 *
% Load Compressor Start Output
0 (OFF) 0
33 1
50 1
66 1
83 1
100 1
* 0 = output OFF
1 = output ON
MicroVission Controller • Operation and Service Manual • Emerson • 35391MV 1.3
0
1
1
1
1
Unloader Output #1
0
1
1
1
0
1
1
1
1
Unloader Output #1
(single cylinder)
0 0
1 1
0 1
0 0
0 0
Unloader Output #2 % Unload
0
1
0
0
0 0
1 1
0 1
0 0
0 0
Unloader Output #2
(double cylinder)
0 0
0 1
1 0
0 0
1 0
0 0
0
1
1
1
0
0 100
1 100
1 50
0 0
0
1
1
1
0
Unloader Output #3
(double cylinder)
0
1
1
1
0
0
100
75
50
25
0
100
100
66
33
0
% Unload
100
66
50
33
17
0
A – 3