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Speedmeter [Frequency meter, Tachometer]/ Counter [Switchable] SPD-4801
Digital panel meter, Signal converter, Indicating alarm meter, Rotational pulse meter

Specifications
Option
Dimensions
Applications
Manual Downloads
Software Downloads

PERIOMATICTM calculation
for High accuracy and High speed response

Frequency is measured by the sensor's pulse signal and indicated and output as rpm, L/h, km/h, or any other rate you wish.

Compatible with pulse output type sensors　*The figure below includes optional functions

Input
Pulse (frequency) output type sensors
Gear sensor
 Flow sensor
  
Rotary encoder
 Linear encoder

Input Pulse
・General-purpose　・A/B phase
・Line driver

・5V logic　・Zero cross　・12V logic
・NPN open collector
・Customized signal
Sensor power output
・12V/5V/others
 
Calculation
[Speed, frequency, period, totalization]
・ PeriomaticTM B method
・Moving average　・Low cut
・Hold [Current/max./min./max. fluctuation range]
・Totalization [Zero shift, span shift, stop, start]
SPD-4801
Power supply
・DC12-30V
・AC100-240V		 Setting
・Front panel buttons
・LINKSHIP software
・Setting unit PL-5A
   
Output
・16bit analog　・Alarm
・CAN　・RS-485　・Modbus　・USB		  
PC

　		 PLC
  
Logger
 Oscilloscope
  
Indicator lamps

Integral function

[switchable]　For measurement and control of angle, position, length measurement, flow rate, take-up rate, etc.

Customization　［Minimum of 1 unit: Please consult with us］

　>View more　

　

■Select and combine only what you need
■Convenient, easy, and low cost
■Functional change : power supply, output voltage, communication specifications, etc.
■Calibration as an embedded product is available
■Calibration documents and traceability charts can be issued

Compact multi-CH
Flexible number of CHs

Boxed type
Easy to use and low cost

With SD logger
Logging data storage

Multi-CH CAN output
20CH, with display

Rack Mounted, Control Box

HDMI output, multi-CH

CAN output 1ms update [Option]

3-wire wiring greatly reduces wiring compared to BCD
Powerful error detection system for improved noise immunity and safety

SAE J1939 (DLC 8 bytes or less) Customization
Please contact us for other customizations.

16bit analog output 0.1ms update　[Option]

Resolution 50,000 or more／Full scale and zero scale settings, output zero adjustment

Alarm output 1ms update　[Option] 1 to 4points

USB Type-C 1ms update　[Standard] Data logging, setting

Input 600μHz - 1MHz,　resolution 10.4nss

Supports signals　

5V Logic, zero cross, NPN open collector, 12V Logic, Customized Signals

Various options　

Input Isolation, A/B phase input, Line driver input

Flexible adjustment　

Trigger Level 0-9.99V, Hysteresis Select, Pull-up ON/OFF

Sensor power supply

[Option] 5V/12V, other voltages are possible

PERIOMATICTMcalculation　High accuracy from ultra-low speed to high speed. Follows sudden changes and stops.


About PERIOMATICTM

Moving averages

Maximum 99

Low cut

Stopping judgment at speeds below the set value

Additional control inputs

[Option] HOLD, zero shift, etc.

Various options

SPD-4801　Standard version　 35,800 yen and up

　> See options and price list　 　*Prices as of February 2024. Tax not included

Easy setup, measurement and installation

Front operation. Setting and measuring

(A) Operation indicator LED
(B) Front sheet button
- [Program mode] Mode, Digit selection, Numeric setting, Enter
- [Measurement mode] Span shift, Zero shift
- Key lock: Prevents unintentional operation by field workers.


Blue/pink type [Option]
*Designs are subject to change.
Mounting hooks [Left and right]　Tool-free mounting of the main unit to the panel

Smart configuration and logging

Setting management, report printing, and CSV logging with dedicated software LINKSHIP [free of charge]

　LINKSHIP Page >　

CSV logging



Time-specific logging available. Custom logger software is available.

Compare set value lists



Multiple lists of set values can be compared and collated.

Save and copy of set



Prevents errors in handwriting and typing, and reduces management time and costs.

Prevention of misoperation



Settings and confirmations can be made on the PC screen, preventing misoperation of the main unit's buttons.

Reduce man-hours




Even multiple units can be easily configured by simply writing the configuration data.

USB Type-C connector standard：For setting and logging


Setup unit without LINKSHIP or PC required [Sold separately]



>PL-5A Product Page
*Setting only / data logging and power supply not available

Power supply 12 to 30VDC / 100 to 240VAC　[Select a model]

Isolation　Electrical isolation between power supply/other inputs and outputs

Applications

　See more Applications >　

Instantaneous and totalized flow measurement


Instantaneous Flow Rate
Total Flow Rate

Measurement of motor rotation and belt travel


Rotation Speed
Amount of movement
Simultaneous measurement of multiple

Speed, Frequency - CAN conversion


　Model List, Options and Prices >　

Model SPD-4801
Measuring method PeriomaticTM B method [Periodic arithmetic method]
Input
Number of input points 1
Input frequency 0.0006Hz to 1.0MHz
Input resolution Approx. 10.4ns [96MHz]
Input Signal 5V logic, zero cross, NPN open collector, 12V logic, input customized signal
Input method Single-phase signal, 2-phase signal [direction signal, UP/DOWN signal]
General-purpose input type
Input Level and Sensitivity
5V logic Trigger level 2.5V Hysteresis ±0.4V
Zero-cross Trigger level 0V Hysteresis ±0.03V
NPN open collector Trigger level 2.5V Hysteresis ±0.4V
12V logic Trigger level 6V Hysteresis ±0.4V
Customized input Trigger level 0-9.0V 　Can be set in 10mV increments
Hysteresis：Small:±0.03V, Medium:0.4V, Large:±1.3V[trigger level 4.7V or lower]/ ±2.6V[trigger level 4.7V or higher]
Input pulse [Small] [Medium] 0.2 μs or more 　　[Large] 0.3 μs or more, for both H and L levels
Input resistance [5V logic][zero cross][NPN open collector][Input customized signal, trigger level 4.7V or lower] 10kΩ
[12V logic][input customized signal, trigger level 4.71V or higher] 5kΩ
Input withstand voltage ±30V *Inputs and outputs are not insulated for the general-purpose input option.
　
Line driver input [Option]
Input signal Line driver signal
Input withstand voltage ±25V differential voltage
Recommended line driver Equivalent to AM26LS31
Termination resistance 300Ω [standard specification]　　*Input and output are isolated for the line driver input option.
　
2-Phase[A/B] input [Option] Switchable between 1-phase and 2-phase [A/B] signals. When single-phase input is used, input level, Trigger level, etc. are the same as for 2-phase signals.
Input Level and Sensitivity
5V logic Trigger level 2.5V
Zero-cross Trigger level 0V
NPN open collector Trigger level 2.5V
12V logic Trigger level 6V
Customized input [Trigger level] 0V/2.5V/6V 　[Hysteresis] Small:±0.03V, Medium : 0.4V
Input pulse [Small/Medium] 0.2 μs or more, for both H and L levels
Input resistance 10kΩ
Input withstand voltage ±30V
　
Input low-pass filter Select from OFF, 500Hz, 5kHz, 120kHz, or 800kHz
Trigger edge Fall
Input connector Terminal block 7.62mm pitch M3 free terminal screw
Sensor Power supply [Option] [H] DC +12V±5％ 60mA max / [L] DC +5V±5％ 150mA max
　
Calculation
Measurement mode Velocity meter/Frequency meter/Period meter [seconds only]　/Counter[Totalizer]
Calculation rate Set the reference pulse number, reference change, and speed unit time with respect to the input frequency
Frequency divider ratio 1 to 60000
Output moving average 1 to 99
Dynamic PredictiveTM 8 levels [including continuous and stop prediction]
Control input None or 1 point [depending on model], [D2] Option to add 2 points.
　[Setting contents] Set a function for each control input and control from outside
Functions: hold [current/max./min. value, max. fluctuation range], zero/span shift [Count], stop Count [stop, start]
Control input ON logic [normally open, normally closed] can be set
　[Operation Method] ON when control input pin [ON logic] is shorted [open] to GND; setting is reflected when open [shorted]
　[Data communication] Command control is possible via communication [USB, CAN, RS-485]
Commands set via communication cannot be released by terminal input. Reset execution is always required.
Low cut Low cut function Stop judgment at a speed lower than the set value
　
Display
Display Color [Standard] SPD-4801 Red LED
[Option] SPD-4801-G Green LED
Indicator [Numerical Display] 6-digit, 7-segment LED Character height 14.2mm / Display range:-199999 to 999999
Polarity indication: Reverse rotation -Lighted / Over indication: OL / Zero indication: Leading zero suppress
Decimal point position Semi-fixed Decimal point position is set in program mode. [0] ******, 　[1] *****.* to [4] **.****s
Display update time 0.3 sec [settable from 0.1 to 9.9 sec]
Display accuracy 5ppm ± 1 digit
Indicator [3 round LEDs] - IND Pulse Input Indicator 　[Single-phase pulse] Flashes at falling edge of pulse High-speed pulse lights up continuously
　[UP/DOWN signal] Flashes at falling edge of UP/DOWN signal. 　　Flashing at falling edge of UP/DOWN signal
　[Phase A/B signal] Flashes at the rise/fall edges of phase A and B. 　　Continuous lighting with high-speed pulses
- HI: HIGH comparator output ON
- LO: LOW comparator output ON
　
USB communication
Communication specification USB2.0 [Serial port communication by USB virtual COM 230.4kbps]
Communication function Writing/reading of set values/continuous output of measured values
Output update time 1 to 9999.9ms, settable in 0.1ms increments [No output when output update time is set to 1 to 9]
　
General Information
Operating temp./humidity -10°C to +50°C / 35 to 85%RH [non-condensing]
Power supply voltage
[Select a model]		 SPD-4801-AF: AC100-240V [Maximum rated AC85-264V] 50/60Hz
SPD-4801-DF: 12-30V DC with reverse connection protection
Power consumption 3W or less
Isolation Power Supply/ Other Input/Output
Withstand voltage Power supply/ Other input/output: 500V DC between each terminal for 1 minute
Weight Approx. 340g
　
CAN Option
Communication specifications CAN2.0B 10 k / 20 k / 50 k / 100 k / 250 k / 500 k / 1M bps　[Format] INTEL/MOTOROLA, [Frame] 11bit/29bit
Communication function Writing/reading of set values/ Continuous output of measured values
Setting item CAN transmit ID, CAN receive ID
Output update time 1ms to 9999.9ms 　settable in 0.1 ms increments
When output update time is set to 1 to 9, instantaneous values are output every 1 ms
　
RS-485 communication option　Modbus RTU support is available upon request.
Number of connected units 32 units [max.]
Communication format 2-wire multi-drop serial communication
Communication method Asynchronous
Communication standard RS-485
Communication speed 9600bps / 19200bps / 38400bps Set in program mode
Data format Start bit: 1 bit / Stop bit: 1 bit / Data length: 8 bits / Parity bit: None
Communication code ASCII
Communication function Writing/reading set values/measurement value output [response to request command]
　
Analog output option
Output signals [E1] 0 - 10V　[E5] 0 - 5V　[R1] ±10V　[R5] ±5V　[I1] 4 - 20mA　 [Select a model]
D/A conversion method DAC conversion method
Output resolution 16bit16bit [50,000 or more]
Load resistance [Voltage output] 4.7kΩ or more / [Current output] 300Ω or less
Output accuracy [Voltage output] ±0.1% of FS @ 23℃/ [Current output] ±0.1% of FS @ 23℃
Temperature fluctuation ±200ppm/℃ or less
Output scaling Arbitrary scaling is possible by full scale and zero scale settings
Output update time 0.1 to 9999.9ms settable in 0.1ms increments
Input/output delay time Output update time + analog rise time 150 μs max.
　
Alarm [Comparator] output option
Setting method Set in program mode
Number of outputs 0 to 4 points　depends on the models　 1 point for line driver input and analog output with comparator output specification.
Output form Isolated non-contact output [photo-MOS relay] No polarity.
When comparator operating condition is ON, resistance between COMP and COM
50 Ω or less for C2 option [2 comparator] / 100 Ω or less for C1 option [1 comparator]
Output load voltage Peak AC/DC280V 100mA [resistive load] / ON resistance 50Ω or less
Output logic Comparison is made with polarity [0 is greater than minus]
[Over] ON when set value or more
[Under] ON when set value or less
[Within range] ON within the set value, OFF outside the range
[Out of range] ON outside the set value, OFF within the range
Update time Depends on analog output update time setting. Response time 1ms [max.]

Related products　

For flow measurement
Flow sensor list>

For rotation measurement
Gear Sensor List>

Other measurements

　View more >　
CAN analog conversion DC current DC voltage
Thermocouple [temp.] Thermistor [temp.] RTD [temp.]
Speed/Count Frequency deviation/torque Resistance

CAN, 16bit analog, Alarm, RS-485, Modbus

　Various Outputs

Smart configuration / Prevents unintentional operation

　Software LINKSHIP

USB Type-C standard equipment

　For data logging, setting

Built in box, multi-CH, and function changes, etc

　Customization


EX48


EX(L)24

　> Contuct us