Mill duty
NSO-SFA
1 Axis mill-duty cast aluminum master-switch.

The NSO-SFA single axis mill duty controllers are characterized by their unmatched versatility and rugged construction.

Space saving design, cast aluminum construction, IP56 housing, heavy-duty torsion spring and marine epoxy paint make this controller resistant to abuse and ideally suited for high-duty cycle mill applications and environmentally challenging marine applications.
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DETAILS
Applications
For use on shipboard applications, dredgers and offshore rigs for both above and below deck controlling of cranes, windlasses, engine governors and bow thrusters. The NSO-SFA is also popular on cranes and other material handling equipment in steel mills, foundries and process lines as well as mining vehicles, excavating and logging equipment.

Features
  • Compact, versatile design
  • Rugged, IP56, cast construction
  • Space saving design
  • 10 million cycle mechanical operating life
  • Rugged 8mm diameter stainless steel handle shaft
  • Corrosion resistant components
  • Double pole field replaceable contacts
  • Direct drive proportional output system


Options
  • Maintained or friction held handle
  • Large variety of optional handle configurations including: push button, mechanical interlock and rocker switch handles
  • Stepped detents up to 7-0-7
  • Large selection of proportional outputs including potentiometer, Rotary Differential Transformer (DGO), encoder, 4-20ma, 10V amplifier and CAN bus
  • Variety of steel enclosures and pedestals


TECHNICAL & MECHANICAL DATA
TECHNICAL & MECHANICAL DATA
NSO-SFA Mechanical data
 Life 10 million cycles for maintained action.
 Materials Aluminum cast housing.
 Temperature range -25 to +60 degrees C.
 Handle travel +/- 42 degrees
 Potentiometer rotation +/- 140 degrees
 Maximum number of contacts Up to 10 double pole snap-in blocks (20 circuits) furnished standard
 Maximum number of steps 7-0-7
 Panel space requirement 2.56" x 2.56"
NSO-SFA Electrical data
 Rating 16A 240 VAC
 Terminals M3.5x0.5 machine screws with saddle clamps
 Maximum wire size 16 AWG
See product literature for additional specifications.

DOCUMENTS
DRAWINGS & SUPPORTING DOCS