Code	control type	control curve
1	constant horsepower control
2	total horsepower control
4	high pressure cut-off
5
6
9	Variable horsepower control
H	Variable horsepower control

Code	control type	control curve
M	manual flow control
P	positive flow control
N	negative flow control
C	2-stage max, flow control 2-stage max, flow control can be obtained by supplying pilot pressure.