Expresso Tie Stall
31 © 2012 Agricultural Instruments Corporation
(AIC) 608.526.6882
Page 5
Parlor Type/Milking System Type
The milking system type helps to improve accuracy with the two different parlor types: low line or
high line. If the milk meter is down on the curb or below the cow
’
s udder, choose low line. If the milk
meter is above the cow
’
s udder, choose high line.
Invert Shut
-
off Power Output and Invert Cylinder Power Output
These settings are used to match the EXPRESSO Control output signals to the type of vacuum
shifting valve to be used. Electrical out puts from the to the vacuum shutoff and cylinder valves can
be programmed to match normally open or normally closed shifting valves by choosing either YES/
NO. Set
-
up the outputs to shifting valves according to the following:
With the EXPRESSO in the Detached Mode the following table shows the respective outputs:
PWM Enable
This power
modulation feature
can be turned on (yes) or off (no). This feature when turned on (yes) makes the EXPRESSO Control
apply full power to the shifting valve for about 400 milliseconds and then it drops to ½ power. This
saves power reduces the stress on the shifting valves.
Retract Type
Power outputs for retractor cylinders are ON constantly in the retract mode. Power outputs for
vacuum motor is based on time.
Pulsation During Wash (Yes/No)
Selecting
“
Yes
”
activates the pulsation during the wash mode.
Pulsation After Retract
Selecting
“
Yes
”
and the pulsation will keep running after retract.
Return To Auto
When switched to
“
YES
”
when milking, if the operator initiates a
“
Continue
”
(After premature take
-
off
and wants to continue the cow
’
s record) the operator presses the left Manual switch then the right
attach switch). Because the operator pressed the Manual switch the unit is in manual milking mode.
When Return To Auto is Yes then when milk starts flowing again the Expresso will automatically
return to the automatic detach mode.
Setup Definitions
Component Setting
Voltage Output:
Vacuum Shut
-
off
YES
24VDC
Cylinder
NO
0 VDC
Vacuum Shut
-
off
NO
0 VDC
Cylinder
YES
24 VDC