0779185-401 VEEDER ROOT, 0779185-401 Datasheet - Page 271

• Manufacturer Part Number: 0779185-401
• Description: Electromechanical Totalizing Counter
• Manufacturer: VEEDER ROOT

Specifications of 0779185-401

• No. Of Digits / Alpha: 5
• Digit Height: 4mm
• Power Consumption: 5VA
• Operating Temperature Range: 0°C To +50°C
• Mounting Type: Rear
• Counter Supply Voltage: 115VAC
• Lead Free Status / RoHS Status: na

Programmable Count Retention The ability
Pulses Per Revolution The number of pulse
Pulse Width Error The deviation in electrical
Pushbutton Timer A timer with a momentary
Quadrature The term for two nearby identical
Quadrature Error The phase error when the
Quartz Crystal Oscillator A device used for
Radial Load The maximum force that may be
Radial Play The amount of shaft radial
RAM Random Access Memory (usually
Ramp A programmed value that determines
Ramp/Freeze A switch on a speed control
Range Refers to the span between the
Rate Velocity or distance/unit time; can be
RC “Resistive/Capacitive” circuit; used in
Reference Input The input on the control
Register A location in memory to store digital
Regulation A term that deals with how much
Relay An electromechanical or solid state
Reluctance Type Encoder An encoder
Remote The term indicates that an operation
Remote Reset The capability of a timer or
Repeatability Ability of a transducer to
to exit into program mode and retain the
displayed count value at the point in time
that exiting took place.
intervals of an output signal for each
revolution of the input shaft.
degrees of the pulse width from the ideal
value of 180 degrees.
start switch on the front of the timer. When
the switch is depressed the timer starts.
periodic signals when the phase displace-
ment is nominally 90 electrical degrees.
specified phase relationship between any
two channels is nominally 90 electrical
degrees.
timing. A piece of quartz has an inherent
vibration that is extremely accurate.
applied perpendicularly to the shaft axis at
a specified point along the shaft without
affecting encoder performance.
movement with maximum radial load.
volatile).
how quickly accel/decel takes place.
unit that stops acceleration/deceleration
from occurring and holds a steady speed.
maximum and minimum signal levels where
proper functioning can still occur.
rotational distance.
digital circuits to establish a time base.
device that takes in the reference position
of the encoder.
data.
variation there is in a power supply voltage;
the better the regulation, the less fluctuation
in output voltage.
device capable of allowing a small current
to switch a larger current.
which uses ferromagnetic gear teeth to
disturb the flux and cause a change in
reluctance. A pulsed voltage proportional
to the input is generated. This type of
encoder works well above 100 RPM.
can take place away from the controlling
device.
counter to be reset remotely by means of a
switch closure or other signal.
reproduce output readings when the same
input is applied consecutively under the
same conditions and in the same direction.
For rotary encoders, the input is shaft
position.
Repeat Accuracy A timer’s ability to produce
Resolution The available number of divisions
Reset A function that stops activity and sets it
RFI Radio Frequency Interference.
Ring Kit A kit which includes a ring with a
Rise Time The time interval between the points
ROM Read Only Memory (nonvolatile).
RPG “Rotary Pulse Generator”, an incremental
RS 485/422/232 Standards recommended by
Run/Stop A switch that turns the counter on
Running Torque Rotary force that is necessary
Self Diagnostic A device with preprogrammed
Serial Interface An interface between two
Sequential A type of program that allows
Shaft Loading Amount of force that can be
Shaft Runout Amount of shaft movement while
Shock A transient motion which is capable of
Short Circuit Protection A feature that causes
Single Shot A mode of operation where a
Slew Speed (Maximum Velocity) The maximum
Solid State Any semiconductor device that
Solid State Control Outputs An output that is
Squarewave A repetitive waveform (usually
Stability Ability of an encoder to retain its
Standard Start Timer For electromechanical
repeated results within tolerance limits.
per turn for rotary encoders or per inch for
linear encoders. It is theoretically not related
to accuracy.
back to the setpoint.
magnetic sensor mounted in it and a matched
gear. The unit fits standard motor mounts.
that the instantaneous value rises from 10%
to 90% of the specified upper limit.
encoder.
the EIA for serial data transmission between
digital devices.
and off.
to keep an encoder shaft turning, it is typically
expressed in ounce inches.
ability to check its functioning and display if
something is defective.
devices in which digital data occurs on one
line, one after the other in time sequence.
presets to fire in the order they are pro-
grammed regardless of value.
applied to a shaft radially or axially; usually
measured in pounds.
spinning.
exciting mechanical resonances.
the solid state output to either withstand or
turn off if exposed to a short circuit load
condition.
control switch (momentary or sustained)
initiates a timing period during which the
output is energized. After the timing period,
the output is de-energized and the timer
resets.
shaft speed which will not mechanically affect
the rated performance of the encoder. This is
usually expressed in RPM.
controls electrons, electric fields, or magnetic
fields in a solid material.
non mechanical in nature; eg., a transistor.
A.C.) whose shape is essentially square or
rectangular (usually with an equal duty cycle).
performance characteristics over a long
period of time.
timers, the clutch is normally open in reset,
with no power applied to the clutch coil.
VEEDER-ROOT • EAGLE SIGNAL • DYNAPAR
Starting Torque (Breakaway) The rotary
State This usually refers to the logic level at
State Width Same as edge separation.
Stop Count An input to a counter which
Symmetry Ratio of the on time to the off
Tachometer (digital) The term for an
Torque Twisting effect or movement
Torque Offset A method of compensating
Totalizer A type of counter with no outputs,
Transducer A device that converts
TIR (Shaft Runout) The difference between
TRIAC A four layer, three terminal semicon-
Trim Reset Open loop operation input on a
TTL Transistor Transistor Logic.
Unidirectional An encoder whose output is
Unipolar An output which is usually a
Velocity An indication of speed measured
Vibration Periodic change in a displace-
Viton A fluoropolymer using plasticizing
Zero Speed Encoder An encoder which will
Zero Index An output signal from an
Power must be applied to the clutch coil to
close the clutch, and to start timing.
force required to overcome friction and
cause the encoder shaft to begin rotating.
a given instant.
when activated stops the counter from
counting.
time of the output signal; ideally this is 50/
50.
incremental encoder that is used to
indicate or control speed.
exerted by a force acting at a distance on
a body, equal to the force multiplied by
the perpendicular distance between the
line of action of the force and the center of
rotation at which it is exerted.
for drives that do not respond to low
voltages. Used for positioning in the final
position to overcome friction.
which is used for totalizing, counting input
frequency and displaying accumulated
totals.
mechanical, thermal, hydraulic, pneu-
matic, light or various other types of
energy to an electrical signal.
the maximum reading and the minimum
reading of an indicator when probing the
shaft surface at a specified point when the
shaft is rotated 360 degrees.
ductor switch used for controlling A.C.
power in electrical/electronic circuits.
speed control device.
the same in either direction at the same
speed.
varying D.C. value from a unidirectional
encoder. It does not indicate direction as
in a bipolar output.
in units of distance per unit of time.
ment with respect to a fixed reference.
agents to increase flexibility. It is very
chemically resistant.
give an output signal down to zero speed.
encoder produced once in some specified
displacement.
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