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4ch digital indicator

[4-Input Differential Meter/Change Meter/Balance Meter/Loss Meter]
Customized Product


Analog/Alarm Output of Calculated Values Between 4 Channels

・Specify calculation formulas (addition, subtraction, averaging, etc.) (Please inquire)
・Input/output values can be scaled arbitrarily
・Simultaneous display of each channel's input value and calculated value
・Printed content (e.g., CH1-4 or MATH notation) can also be specified


E.g. Specifications

CH1-4 Input value CH1-4 Flow Rate 1-4
MATH Output value after calculation Net Flow Rate
Calculation (CH1xCH2) - (CH3xCH4)= MATH
Flow Sensor 1
Flow Sensor 2
Flow Sensor 3
Flow Sensor 4
 
CH1 Flow Rate
CH2 Flow Rate
CH3 Flow Rate
CH4 Flow Rate
 
 
       
Display/Analog Output
Net Flow Rate
MATH=(CH1xCH2)-(CH3xCH4)

Application Example

Brake Fluid Flow Measurement

Calculates front-rear wheel differential using inputs from all four wheels

Differential oil of hydraulic equipment

Leak detection based on measurement values of supply and return portions

Lubricant consumption of large engines

Measurement and management by combining data from multiple supply and return paths

For engines, boilers, etc.

Net fuel flow and fuel efficiency measurement

Treated water, chemicals, liquid raw materials, etc.

Measures and manages net flow rate and remaining volume using data from multiple paths

As a 4-input differential meter, change meter, balance meter, or loss meter

Customization Available

 Please inquire 

・Input channels (more than 4 channels possible)

・Supports various input types

Speed [Frequency pulse]

Torque [Frequency pulse]
Flow rate/Flow velocity

Angle/Position/Displacement/Integration
Current

Voltage
Temperature

Resistance
Load Cell/Pressure/Strain

 > View Detailed Inputs 

16-bit Analog Output

0-10V / 0-5V / ±10V / ±5V / 4-20mA *Specify at time of order

Output Update: Configurable from 40ms to 9999ms

Full-scale, zero-scale, and offset settings available; zero adjustment possible

Alarm/Comparator Output

Outputs comparison results as ON/OFF signals

USB Type-C [Standard] Supports configuration and data logging *No power delivery function


Smart Configuration/Logging Use the dedicated LINKSHIP software (free) for configuration management, report printing, and CSV logging

 > To the LINKSHIP page 

Compare and Verify Settings


Compare and verify multiple setting value lists

Save and copy settings to PC


Prevent handwritten/manual input errors, reduce management effort and costs

Prevent misoperation and setting errors


Configure and verify settings on PC screen. Prevents button operation errors on main unit

Reduce setting labor hours


Copy master settings; write setting data only for multiple units

Power Supply Voltage 9-30VDC

Main Specifications For Frequency Pulse Input Type

Name 4ch digital indicator
   
Input Section
Model SPDL-2401
Measurement Method PeriomaticTMB (Periodic Calculation Method)
Number of Input Points 1 point x 4 units(CH1 - 4)
Input Frequency 0.0006Hz - 1.0MHz
Input Resolution Approx. 10.4ns (96MHz)
Input Signal
General-purpose Input (Single-phase)
Level, Sensitivity Trigger Level Hysteresis
5V Logic 2.5V ±0.4V
Zero-cross 0V ±0.03V
NPN Open Collector 2.5V ±0.4V
12V Logic 6V ±0.4V
Input Customization Signal 0-9.0V
Set in 10mV increments
Small ±0.03V
Medium ±0.4V
Large(trigger level 4.7V or lower) ±1.3V
(Trigger level 4.7V or higher) ±2.6V
Input Pulse Hysteresis Small, Medium: 0.2μs or more; Large: 0.3μs or more (both H and L levels)
Input Resistance 5V logic, zero-crossing, NPN open collector, input custom signal (trigger level 4.7V or less) :10kΩ
12V logic, input customization signal (trigger level 4.71V or higher) :5kΩ
Input Withstand Voltage ±30V
   
Input Low-Pass Filter OFF/500/5k/120k/800kHz selectable
Trigger Edge Falling edge
Connector Spring-lock plug connector
[Option] M2 screw-type plug connector
Fixed connector available *Please inquire
Sensor power output DC+12V±5% 120mA max
(Input power pass-through method)
   
Processing Unit
Measurement Mode Speedometer / Frequency Meter / Period Meter (seconds only) / Totalizer [Switchable]
Processing Rate Set reference pulse count, reference change amount, and speed unit time relative to input frequency
Division Ratio 1 - 60000 (Effective for single-phase signals)
Moving Average 1 - 99(Output moving average)
Dynamic PredictionTM 8 levels (Includes continuous prediction and stop prediction)
Low Cut Stop determination at speeds below the set value
   
Display Section
Display: Numeric 7-segment 5-digit, 9mm character height, red, can be turned off / Option: green
Display Range -19999 〜 99999
Overrange Display: OL
Zero Display: Leading zero suppression
Indicator 1 point(selectable from Power/Trigger/Comparator Output)
Decimal Point Position Set in Program Mode 
0:□□□□□(No Decimal Point) 1:□□□□.□ 〜 4:□.□□□□
Display Update 0.3 seconds (Adjustable from 0.1 to 9.9 seconds)
Display Accuracy 20ppm±1digit
   
USB Communication Section
Communication Specification USB2.0 (Serial port communication via USB virtual COM at 230.4 kbps)
Communication Functions Setting value write/read / Continuous measurement value output
Output Update 40ms - 9999.9ms Adjustable in 0.1 ms increments
   
General Specifications
Power Supply Voltage +9V to +30VDC
Unit Dimensions W323 H70 D88 *Excluding feet and protrusions
Please inquire about other enclosures
   
Analog Options  
Output Signal 0-10V / 0-5V / ±10V / ±5V / 4-20mA
【Select at Order】
D/A Conversion DAC conversion method
Output Resolution 16-bit (over 50,000 counts per range)
Output Scaling Full-scale or zero-scale setting allows arbitrary scaling
Load Resistance Voltage Output: 4.7kΩ or higher / Current Output: 300Ω or lower
Output Accuracy Voltage Output: ±0.1% of FS@23℃ / Current Output: ±0.3% of FS@23℃
Temperature Drift ±200ppm/℃ or less
Output Update 40ms - 9999.9ms  adjustable in 0.1ms increments
Input/Output Delay Time Output update time + analog rise time ≤ 150μs
   
Comparator Output Options 
Setting Method Set in Program Mode
Number of Outputs 2-4 points (depending on model)
Output Type Isolated contactless output (photomos relay) Non-polarized
When comparator operating condition is ON, resistance between COMP and COM must be 50Ω or less
Output Load Voltage Peak AC/DC 280V 100mA (resistive load) ON Resistance: 50Ω or less maximum
Output Logic Polarity comparison (0 is greater than negative)
Above: ON when above set value
Below: ON when below set value
Within Range: ON within set range, OFF outside range
Outside Range: ON outside set range, OFF within range
Update Time Depends on analog output update time setting; Response (max)

Related Products 

For Flow Measurement
Flow Sensor List>

For Rotation Measurement
Gear Sensor List>

Other measurements

 View more > 
Input type
Load cell/Pressure/Strain CAN to analog
DC current DC voltage
Thermocouple meter Thermistor meter
RTD meter Resistance Meter
Speed/Count, Pulse Freq. Torque/Freq.deviation

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