25
Alpha 580 models dip-switch function table (continued)
Alpha 580C-1
&
Alpha 580C-2
DIP1 → “0” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
activated when pressed to 2
nd
speed (refer to note A)
“1” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
interlocked when pressed to 2
nd
speed (refer to note B)
DIP2&3 → “00” → pushbuttons 9 with momentary relay contact
“01” → pushbutton 9 with latching/toggled relay contact
“10” → pushbutton 9 with 3
rd
speed function (refer to note C)
DIP4 → “0” → pushbutton 10 with momentary relay contact
“1” → pushbutton 10 with latching/toggled relay contact
Alpha 580D
DIP1 → “0” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
activated when pressed to 2
nd
speed (refer to note A)
“1” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
interlocked when pressed to 2
nd
speed (refer to note B)
DIP2 & DIP3 must set to “0” at all time
Alpha 580E
DIP1 → “0” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
activated when pressed to 2
nd
speed (refer to note A)
“1” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
interlocked when pressed to 2
nd
speed (refer to note B)
DIP2 → “0” → pushbuttons 7&8 interlocked
“1” → pushbutton 7&8 not interlocked
DIP3 → “0” → pushbutton 7 with momentary relay contact (DIP2 set at “1”)
“1” → pushbutton 7 with latching/toggled relay contact (DIP2 set at “1”)
DIP4 → “0” → pushbutton 8 with momentary relay contact (DIP2 set at “1”)
“1” → pushbutton 8 with latching/toggled relay contact (DIP2 set at “1”)
DIP5&6 → “00” → pushbutton 9 with momentary relay contact
“01” → pushbutton 9 with latching/toggled relay contact
“10” → pushbutton 9 with 3
rd
speed function (refer to note C)
Alpha 580F
DIP1 → “0” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
activated when pressed to 2
nd
speed (refer to note A)
“1” → pushbutton 1&2 with both 1
st
and 2
nd
speed contact relay
interlocked when pressed to 2
nd
speed (refer to note B)
DIP2&3 → “00” → pushbutton 9 with momentary relay contact
“01” → pushbutton 9 with latching/toggled relay contact
“10” → pushbutton 9 with 3
rd
speed function (refer to note C)
Note A: This setting is ideal for majority of the crane systems (manufacture preset). When pressed to 2
nd
speed for the hoist motion, the 1
st
speed contact relay will remain engaged (closed) along with the 2
nd
speed contact relay.
Note B: This setting is ideal for crane system with dual-motor hoist. When pressed to 2
nd
speed for the hoist motion, the 1
st
speed contact
relay will be disengaged (open), with only the 2
nd
speed contact relay engaged (closed).
Note C: During operation, when a particular command pushbutton is in the 2
nd
speed position (pushbutton fully pressed), pressing the 10
th
pushbutton once will activate the 3
rd
speed contact relay. If the operator presses the 10
th
pushbutton again, the command
pushbutton currently in use will return to the 2
nd
speed position.
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