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MFF
Features
The Servonaut MFR is a universal speed controller and
Motor switch specifically for alternate and auxiliary drives in
Functional Model. The module is also well
As forward / backward-speed controller for small models
Until 1:24 usable size. The MFF is protected
Against short circuit, overload and overheating. When
Under tension and strong reception, the disruption
Reduced performance or off. Smaller
Reception problems are largely opposed
Automatically suppressed. Four different modes
Available. About a trimmer on
MFR is also the switching, control or starting and
Braking adjusted. The transition
EMK brake brake actuators reliable and
Endorses the engine in the state shortly.
Selection of Nature
For the selection of the operating mode of MFR go
Please step by step as follows:
-- Jumper to deploy A-B
-- Supply voltage
-- The MFR flashes depending on the position of the trimmer 1,2,3
Or four times. Desired mode using the
Select Trimmer
-- Subtract jumper
-- Only then power off
For normal operation, the jumper is not
Can be used.
MFR as a speed controller (1)
In this mode works
Before MFR as proportional /
Backward-speed controller with
Adjustable acceleration and
EMK-brake. The engine is connected to
The engine outputs 1 and 2
. For driving models
Outputs are in addition to
Stop light and rear lamps
Available. The outputs
LEDs are designed
Vorwiderstände are additional
Not necessary. For the connection
A servo plug
Centered on the B-C-D (brown / black
B) pinned. The middle
Red cord at C is the
Common negative (!), Brown
The output for the rear lamps
And Orange for
The stop light. The 5V supply is from over 220
Ohms. Are two LEDs used, the
LEDs in parallel. Too high brightness
An additional resistor power
Reduced. Lights back headlights while driving
Next are the driving motor connections to swap
And the transmitter on "servo reverse", etc. The
Rotation direction switch. About the trimmer can now
The start-up and braking can be set.
MFR as a switch engine (2)
For actuators, the MFR in a Schaltkanal
As a switch engine with the functions Prior / Stop, Rewind
Or forward / backward used. It
Is the desired speed on adjustable trimmer. In
The center position is the minimum speed, to the left
Notes the speed, and soft start
Braking, to the right, on the other hand with hard start
And braking. The operating with end-switches is
Additionally possible. The port is a servo plug
On A-B-C (brown / black in C) pinned.
The brown cord at C is the common negative.
For the two end-position switches are Schliesskontakte
Needed, each C or A-B-C.
The assignment of the switch to the direction of rotation is,
Following engine and transmission dependent and before
Fitting best try.
MFR as a double switch (3)
In this mode of working as a double-MFF
Memory Switch. A Schaltkanal with three positions, or
A channel is a Kreuzknüppels required. The two
Engine outputs 1 and 2 are now working separately. The
Outputs switch after minus, the load is between
Mini-speed controller, power switches,
Double-switches, servo electronics
Included in the delivery
1 x MFR module connector
1 x servo cable
Depending on the use 10k-Poti, end-position switch,
Also required: red and white LEDs
Technical Specifications
Battery voltage: 7.2 to 12V, 6 to 10 cells
Clock frequency: 8kHz variable
Switching: 4A max. Overload
Features: A) Prior / Re-speed controller with
(Optional) brake and reversing light
B) engine switch with
Adjustable Speed
C) double switch with
1x Soft Start
D) servo electronics
(External potentiometer required)
Power consumption: about 20mA
Temperature range: 0 ... 40 º C
Dimensions: approx 55x21x8mm
08/2006 software V100
Technical changes
www.servonaut.deThe battery positive and the output assembly.
1 engine switches directly on / off. For the starting motor 2
, The start-up or on the trimmer Bremsrampe
Adjusted. Of course, even light bulbs
Or LEDs (about Vorwiderstände) running
.
MFR as servo electronics (4)
For a servo actuator is next to the drive motor
Also a potentiometer for the feedback
Position. With the MFF can with Potentiometers
Linear characteristic of 1k to 10kOhm used.
The pot is enclosed with the servo cable to the
Contacts C-D-E. D is the grinder,
Poti. The alternate engine is an engine attached 1 +2
And must entstört. For the commissioning of the
Trimmer first in the middle (the slowest
Vice-speed). Caution: If the direction of rotation
Of Poti, the drive spins incessantly in the
Attack. Plug on C-D-E turn around!
Alternates speed and accuracy can then
The trimmer can be optimized. To the left is the
Speed increases at high positioning accuracy
(Useful for precise gear mechanism), to the right
The speed is increased at low positioning accuracy
(Useful for mechanical game). Too
High speed turns the drive on the set position
Überweg or even begins to commute --
Poti this case again in the direction of the middle
Adjust. The LED lights up when the nominal position
Is reached and the engine is shut off completely.
Flackert the LED continuously, is a setting on the
Right side of the trimmer sense. Maybe you can
Also receiving disturbances responsible for a flicker
.
Over temperature and short circuit
In the case of a short circuit on the output switch
Electronics completely. The controller will remain blocked until
The power off and on again
. Caution: If overheating / overload reduces the
The controller output current only at very high
Temperatures - combustion danger!
Under current limiting and voltage
Too high output current or lower supply voltage
(<6.5V), the output power
Automatically reduced or turned off. Once
Voltage and power in the allowable limits
, Is the return to full power.
Reception disorders
In the operating modes speed controller, power switch and
Double switch the LED flashes if no signal reception
Or strong reception problems. Connected
Engines are switched off or
Slowed down. In good reception, the LED
Incessantly. In the mode illuminates the servo
LED, when the nominal position is reached and the engine
Completely off.
Powering and zero balance
The MFF waiting after switching to begin
Signals and then executes an automatic adjustment
On the neutral position of the sender. Should the
Channel in an end position, or too much of the
Usual neutral position vary, this balance
However, not performed. Thus, the MFF also
With switches or operated channels, which only
Two positions. The channel should be for security reasons
Always a model before - and after
Model off to an unintentional
Launching of engines to avoid.
Warnings
Module against moisture, humidity and dirt
. Outputs not short-circuit or overload.
Battery after the operation, and to always shop
From the model and the electronics module MFR disconnect!
Liability
Since we intended and correct operation
Our assemblies can not monitor remains
Our liability in each case on the purchase price.
The liability for consequential damage is excluded.
Remember when running for the
Model mandatory safety recommendations.
Hinta noin 70 eeroa