JR Merritt

Single Axis Joystick

Merritt PROHD

The PROHD is a compact, rugged cast construction joystick. Ideally suited for high-duty cycle mill applications and environmentally challenging applications. It features throttle control capabilities and is rated IP65 for protection against dust and water ingress.

Overview

• Rugged, IP56, cast construction

• Throttle Control

• Space saving design

• 10 million cycle mechanical operating life

• Rugged 8mm diameter stainless steel handle shaft

• Double pole field replaceable contacts

• Direct drive proportional output system

Axis Options
  • • Single

Output Options
  • • 4-20mA

  • • Encoder

  • • Contacts

  • • Transformer

  • • Potentiometer

Joystick Action
  • • Spring Return

  • • Maintained

  • • Friction Brake

Mounting Style
  • • Drop-in (From Above)

Compatible Handles

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 PROHD 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.

Specifications

General Data

# of Axis

Single

Output Options

Contacts, Potentiometer, Encoder, 4-20mA & Transformer

Joystick Action

Spring Return, Friction Brake, Maintained

Handle Travel

Throttle Control up to +/- 45 degrees each axis

Max # of Steps

Up to 7-0-7

Handle Compatibility

Round Ball, Push Button, Mechanical Interlock, RH, BH, MG27

Life

10 million cycles for maintained action

Est. Shipping Dimensions

13 in. x 10 in. x 6 in.

Mounting Data

Mounting Style

Drop-in

Mounting Footprint

See literature for additional mounting specifications

Environmental Data

IP Rating

IP56

Operating Temperature

-13 to +140 degrees F [-10 to +60 degrees C]

Storage Temperature

-40 to +140 degrees F [-40 to +60 degrees C]

Electrical Data

Contact Specifications

Switch Type:
Double Pole Snap-In Contact Blocks

Max. Number:
Up to 10 contact blocks (20 circuits)

Max. Switching Capacity:
Making - 100 amps
Breaking - (0.7PF) 240V 80 amps

Rating (AC):
Continuous 16 amps @ 240V
Resistive 8 amps @ 240V
Inductive 6 amps @ 240V

Termination:
Captive Saddle Clamp

Max. Wire Size:
12 AWG

Additional Specifications

Reference product literature for additional specifications

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