DC1 series Dynamometer Controllers vs other controllers

FeatureDC1LDC1E4YourDynoSport Devices SP1+Sport Devices SP6
Device typeIntegrated computer / controller – no PC requiredIntegrated computer / controller – no PC requiredDyno interface – PC requiredDyno interface – PC required
brake control runs without PC
Dyno interface – PC required
brake control runs without PC
Communication with PCEthernet, WiFi, Internet, VNC, TeamViewerEthernet, WiFi, Internet, VNC, TeamViewerUSBRS232, USB converter includdedEthernet, RS232, USB converter includded
RAM memory4GB8GB
Internal data memory32GB64GB
CAN-BUS lines12Via USB CAN bus adapter02
Power outputs5V, 12V only for sensor inputs
10W total
5V, 12V, 24V for sensors and on separate connectors
20W total
5V5V, 12V5V, 12V
Analog outputs122 Brake control outputs, each supporting either Pulse width modulation (PWM) and analog (0-5V) signals
PWM brake outputs242 Brake control outputs, each supporting either Pulse width modulation (PWM) and analog (0-5V) signals1 RC servo + air speed4 + air speed
ON / OFF low side outputs14
Relay outputs14Support for KMTronic external relays8
Stepper mottor supportAvailable via CAN bus moduleAvailable via CAN bus module1 output supporting Stepper motor
Hall sensor frequency inputs1
Support for VR sensor via interface board
4
Support for VR sensor via interface board
2
Support for VR sensor via interface board
1
extra detonation counter
4
extra detonation counter
Multi sensor, engine speed frequency input11011
Input signal frequency
and supported sensors
up to 10Mhz
toothed wheels and high signal count
encoders up to 5000 pulses per revolution
no minimal tooth count requirement
20Hz min signal advised for dynos with absorber control
up to 10Mhz
toothed wheels and high signal count
encoders up to 5000 pulses per revolution
no minimal tooth count requirement
20Hz min signal advised for dynos with absorber control
needs 200 trigger pulses per second as a minimum to work optimally
for encoders keep the pulses per revolution below 150
up to 18kHz
no minimal tooth count requirement
?
no minimal tooth count requirement
Load cell inputs2
Suports load cell with 0-5V output signal
or plain load cell with external low cost amplifier
4
Suports load cell with 0-5V output signal
or plain load cell with external low cost amplifier
214
0-5V analog inputs1
Can add more via CAN bus extension modules
6
Can add more via CAN bus extension modules
3 analog (0V-5V) inputs
Can add more analog channels using the VM167 plugin.
48
High precision 0-5V analog inputs
with thermocouple support
481 k-type thermocouple input (for engine or exhaust temperature).
Can add up to 8 more thermocouples using the CAN Tool plugin.
28
Switch inputs2411
Supported dynamometer configurationsInertial or absorption dyno (up to 2 absorption units)
Engine dyno
Motorcycle dyno
2WD chassis dyno
4WD chassis dyno with mechanical synchronization
Inertial or absorption dyno (up to 4 absorption units)
Engine dyno
Motorcycle dyno
2WD chassis dyno
4WD chassis dyno with mechanical synchronization
4WD chassis dyno without mechanical synchronization
2WD hub dyno
4WD hub dyno
Inertia dynos
roller based dynos with 1 brake or 2 brakes (4WD or dual brake on one axle)
hub dynos with 2 brakes (2WD)

A setup with 2 boxes supports 4WD hub dynos (4 brakes, 4 load cells and 4 RPM sensors).
Inertial or braked dynoInertial or absorption dyno (up to 4 absorption units)
Engine dyno
Motorcycle dyno
2WD chassis dyno
4WD chassis dyno with mechanical synchronization
4WD chassis dyno without mechanical synchronization
2WD hub dyno
4WD hub dyno
All brake outputs use individual brake controllers
(i.e. supports setups with different brakes and different load on front and rear axel)
YesYesYes
Horsepower correction
From built in sensor
or manual entered values
or sensor connected via analog input
or sensor connected via CAN bus
From built in sensor
or manual entered values
or sensor connected via analog input
or sensor connected via CAN bus
From built in sensor
or based on temperature, ambient pressure and humidity from manual entry
External weather stationExternal weather station
Support for low cost OBD adapters (bluetooth or USB) in the ELM327 seriesYes, built in Bluetooth communicationYesYesYesYes
Software priceFree with controllerFree with controllerFree PC softwareFree PC software
Some features are extra paid
Free PC software
Some features are extra paid
Data acquisition frequencySpeed inputs: 1000Hz
Analog inputs: 500Hz
High presicion analog inputs / thermocouples: 10Hz
Speed inputs: 1000Hz
Analog inputs: 500Hz
High presicion analog inputs / thermocouples: 10Hz
100Hz50Hz
Thermocouples: 4Hz
Brake control loop frequency500Hz500HzAdjustable 1-20Hz
AD converter resolutionAnalog inputs and load cell: 14bit
High precision inputs: 16bit
Analog inputs and load cell: 14bit
High precision inputs: 16bit
16bitAnalog inputs: 14bit
Thermocouple inputs: 16bit
Load cells: 24bit
Frequency input resolution31.25ns31.25ns42ns10ns
Number of brakes supported per device24214
Supported brake typeseddy current brake
water brake
hydraulic pump brake
others
eddy current brake
water brake
hydraulic pump brake
others
eddy current brake
water brake
hydraulic pump brake
others
eddy current brake
water brake
hydraulic pump brake
others
eddy current brake
water brake
hydraulic pump brake
others
Power supplyMains 100-240 VAC, 1.5AMains 100-240 VAC, 1.5ASelf powered from the USB cable, no external power supply requiredMains 85-230 VAC 50Hz/60HzMains 100-240 VAC / 36W Power Input
Dyno controller comparison

The specifications are made from information available on producers websites. If you find any mistakes, please let me know.