Will Burt 711990491, Operating Instructions Manual, Page: 36 / 114

S
TILETTO
AL O
PERATING
I
NSTRUCTIONS
1-22 Original Instructions TP-5418901-F
August 2020
The Universal Control Box works with input from the:
•
“Nested Limit Switch” which:
o
Prevents the mast from being over-nested
o
Installed in the mast
o
An electronic switch triggered by a probe attached to the bottom of the center
tube
•
“Fully Extended Limit Switch” which:
o
Prevents the mast from being overextended
o
Is integrated in the mast
o
Is a Reed switch mounted outside the base tube that detects a permanent
magnet attached to the bottom of the largest moving tube
•
“Proximity Sensor”:
o
Counts the teeth on a sprocket attached to the Drive Screw
o
Interprets this data as an extension distance to generate the intermediate
extension height
Components of the Universal Control Box (Figure 1-16) include:
•
Display
•
UP/DOWN Switch with Waterproof Boot
•
OVERRIDE Switch with Waterproof Boot
•
Bulkhead Connectors (J1, J2, J3, and J4)
•
Printed Circuit Board (Not shown)
Figure 1-17 Universal Control Box Components
J1
J2 J3
J4
Display
UP/DOWN
Switch with
Waterproof
Boot
OVERRIDE
Switch with
Waterproof Boot