DRI-62 Drum Rotation Indicator System

DR162 Drum Rotation Indicator System
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The Drum Rotation Indicator System for mobile cranes and boom trucks puts precise control over drum rotation and rate of movement right at the operator’s fingertips with unparalleled durability and reliability. By providing the operator with a direct indication of hoisting drum movement, the DRI-62 provides the control feedback that is vital for applications where the precise positioning of building materials or equipment is required. The DRI-62 offers unique “fine” and “coarse” thumping rate select-ability.

Features

  • Selectable “fine” or “coarse” sensing
  • Long-life “thumper” solenoid
  • Electrical protection circuitry
  • Reversible mounting bracket
  • Waterproof and corrosion resistant
  • Meets/exceeds SAE J1332 specifications
  • Diagnostic LEDs
  • IP65 environmental sealing-sever duty rated
  • Easy-to-install and retrofit
  • True-positive pulse feel

Technical Data for Transmitter (Sensor)

Supply Voltage 10 to 28 VDC
Power Consumption 2.5 amp peak DC (single indicator)
5.0 amp peak DC (dual indicator)
Resolution 0.2” per thump (fine mode)
0.6” per thump (coarse mode)
Protection Transient voltage, short circuit
Reverse polarity, solenoid “pin jam”
Diagnostics Quantity 2 LEDs power on/pulse out
Temperature Rating -40°C to +70°C
Friction Wheel 3.1” diameter, urethane non-skid surface
Enclosure Severe service duty rated, IP65 watertight, non-corrosive, epoxy painted, 0.187” aluminum wall. Stainless steel 0.375” diameter rotation shaft with heavy-duty sealed bearings and outer shaft seal
Radial/Axial .20 lbs. /10 lbs. max
Shaft Speed 6,000 RPM max
Mounting Bracket Stainless steel with two (2) stainless steel heavy duty springs, non-corrosive with a multi slotted base for added interchangeability

 

Indicator (Thumper) Supply Voltage: 12VDC & 24 VDC Models Available

Frequency Continuous oscillating, rated at 15HZ (max) and protected by transmitter electronics
Operation Pull-type actuation, customized tubular design, and high force in limited space
Life Test/Cycle Low friction bobbin insert rated at a minimum of 75 million operations Consult OEM for other custom parameters

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