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Merritt Joystick PRO-4 Single-Axis Throttle Control 0-5k (Non-Spring Loaded) for Boats
JR Merritt Joystick Pro4 Single-axis Throttle Control 0-5k - It Is Not Spring Loaded
This model does not have a spring return, and instead stays where you put it, which is useful for boaters and some other applications.
Configuration: Joystick with knob handle.
Stick Stays Where Placed, with Detent at Neutral/Center
5 k ohm 4-terminal pot controlling in both forward and reverse.
Microswitches for driving forward and reverse contactor coils are automatically activated away from center position.
Connections: 4 ea. pot connections have screw-terminals, 6 ea. micro switch connections have 3/16" fast-on blades.
Microswitches: 2 ea. SPDT rated at 11 amps, 120VAC
Stroke: 36 degrees either side of center position
Mounting: Panel-mountable with 3 holes. Center hole is 1.50" diameter.
Materials: Molded plastic and rubber parts, diecast frame, printed circuit board. Dimensions: Actuator stick protrudes 3.6" above panel. Knob is 1.25" diameter. Base of unit is 3.1" H by 2.00" W by 3.4" L
W & T are used for a 0-5K, 2 wire
L & W are used for a 5K-0, 2 wire
PRO-4 Mechanical data
20 million cycles
Cast Aluminum body, plated steel side plates, self lubricating bearings, stainless steel return arms and compression style return spring system.
Operating temperature range
-25 to +70 degrees C
+/- 36 degrees for potentiometer
+/- 126 degrees
Maximum number of contacts
(4) micro switches with
Maximum number of steps
3-0-3 with microswitches
5-0-5 with NSO contacts
Panel space requirement
1.73" x 3.38" (Footprint of Joystick Mounting)
See PRO-4 literature PDF
PRO-4 Electrical data
Microswitch contact rating
11A @ 125 VAC
.187 x .020 male Q.C.
VNSO contact rating
16A @ 240 VAC
Maximum wire size
18 AWG for microswitch
14 AWG for contact block
10k 4-wire 0.5W, conductive plastic, 5 million cycles
5k 3-wire 0.5W, conductive plastic, 5 million cycles
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