DC2 series Dynamometer Controllers vs other controllers

FeatureDC2LDC2YourDynoYourDyno UltimateSport Devices SP1+Sport Devices SP6
Device typeIntegrated computer / controller – no PC requiredIntegrated computer / controller – no PC requiredDyno interface – 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, TeamViewerUSBUSBRS232, USB converter includdedEthernet, RS232, USB converter includded
RAM memory4GB8GB
Internal data memory64GB256GB
CAN-BUS lines12Via USB CAN bus adapter102
Power outputs5V, 12V only for sensor inputs
10W total
5V, 12V, 24V for sensors and on separate connectors
20W total
5V5V5V, 12V5V, 12V
Analog outputs142 Brake control outputs, each supporting either Pulse width modulation (PWM) and analog (0-5V) signals4 Brake control outputs, each supporting either Pulse width modulation (PWM) and analog (0-5V) signals
Low side PWM outputs242 Brake control outputs, each supporting either Pulse width modulation (PWM) and analog (0-5V) signals4 Brake control outputs, each supporting either Pulse width modulation (PWM) and analog (0-5V) signals1 RC servo + air speed4 + air speed
High side PWM outputs with current sensing04
ON / OFF low side outputs14
Relay outputs14Support for KMTronic external relaysSupport for KMTronic external relays8
Stepper motor support1 Supported with module2 Supported with module1 output supporting Stepper motorBrake outputs can be used to control 2 stepper modules
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
4 roller speed
2 frequency
1
extra detonation counter
4
extra detonation counter
Multi sensor, engine speed frequency input1101 VR
1 Inductive
11
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 250
needs 200 trigger pulses per second as a minimum to work optimally
for encoders keep the pulses per revolution below 250
up to 18kHz
no minimal tooth count requirement
?
no minimal tooth count requirement
Load cell inputs1
built in programmable gain amplifier
24bit precision
internal sampling rate: 256kHz
4
built in programmable gain amplifier
24bit precision
internal sampling rate: 256kHz
24
24bit precision
internal sampling rate of 30kHz
1
24bit precision
4
24bit precision
0-5V analog inputs1
Can add more via CAN bus extension modules
12
Can add more via CAN bus extension modules
3 analog (0V-5V) inputs
Can add more analog channels using the VM167 plugin.
848
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.
828
Switch inputs242 shared with extra freq inputs11
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).
Inertia dynos
roller based dynos with 1 brake or 2 brakes (4WD or dual brake on one axle)
hub dynos with 2 brakes (2WD)
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)
YesYesYesYes
Horsepower correction
External sensor included
or manual entered values
or sensor connected via analog input
or sensor connected via CAN bus
External sensor included
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 sensor includedExternal weather stationExternal weather station
Support for low cost OBD adapters (Bluetooth or USB) in the ELM327 seriesYes, built in Bluetooth communicationYes, built in Bluetooth communicationYesYesYesYes
Software priceFree with controllerFree with controllerFree PC softwareFree PC softwareFree PC software
Some features are extra paid
Free PC software
Some features are extra paid
Data acquisition frequencySpeed inputs: 1000Hz
Analog inputs, load cell: 500Hz
High precision analog inputs / thermocouples: 10Hz
Speed inputs: 1000Hz
Analog inputs, load cell: 500Hz
High precision analog inputs / thermocouples: 10Hz
100Hz1000Hz50Hz
Thermocouples: 4Hz
Brake control loop frequency500Hz500HzAdjustable 1-20HzAdjustable 1-20Hz
AD converter resolutionAnalog inputs: 14bit
Load cell inputs: 24bit
High precision inputs: 16bit
Analog inputs: 14bit
Load cell inputs: 24bit
High precision inputs: 16bit
16bitLoad cell: 24bit
Others: 16bit
Analog inputs: 14bit
Thermocouple inputs: 16bit
Load cells: 24bit
Frequency input resolution31.25ns31.25ns42ns42ns10ns
Number of brakes supported per device142414
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
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 requiredExternal power supplyMains 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.