DS2680 I/O Unit 

MultiCompact I/O unit for powertrain and vehicle dynamics scenarios 

The DS2680 I/O Unit is a MultiCompact I/O unit for the SCALEXIO system that provides all the I/O channels required for the hardware-in-the-loop simulation, e.g., of transmission or vehicle dynamics ECUs. Most of the I/O channels have a fixed function, i.e., they are dedicated analog or digital channels.

Technical Details

Parameters Specification
Signal measurement
  • Max. 6 A per channel
  • Substitute loads pluggable, up to 2 W per measurement channel
  • Connector for real loads
  • Channel bundling to increase current carrying capacity
  • Multifuse for electrical safety
  • 20 analog inputs
    • Only voltage measurement
    • Measurement range 0 ... 60 V
    • Resolution 16 bit
  • (Analog In 1)
  • 30 digital inputs
    (Digital In 1)
    • Voltage measurement
    • Trigger value 0 ... 24 V
    • Voltage range 0 ... 60 V
  • 18 variable inputs
    (Flexible In 2)
    • Voltage measurement digital
      • Voltage range 0 ... 60 V
      • Trigger value 0 ... 24 V
    • Current measurement analog and digital
      • Measurement range ±18 A
      • Resolution 16 bit (analog)
Signal generation
  • 15 analog outputs (DC)
    (Analog Out 1)
    • Only voltage generation
    • Output voltage 0 ... 10 V
    • Output current -5 ... +5 mA
    • Resolution 14 bit
  • 8 analog outputs (DC)
    (Analog Out 4)
    • Output voltage 0 ... 10 V
    • Output current -5 ... +5 mA
    • Resolution 14 bit
    • Current sink: Current range -30 ... +30 mA
  • 7 analog outputs (AC) (Analog Out 3)
    • Only voltage generation
    • Output voltage -20 ... +20 V
    • Resolution 14 bit
    • Effective inner resistance 250 Ω
  • 12 resistance simulation channels (Resistance Out 1)
    • Resistance range 16 Ω ... 1 MΩ
    • Voltage range -3 ... +18 V to GND
    • Current range -80 ... +80 mA
    • Power max. 250 mW
  • 28 digital outputs (Digital Out 1)
    • Configurable as low-side/high-side switch or push/pull
    • Low-side = GND
    • High-Side = VBAT or Dig-Out-Ref
    • High-side voltage range: 5 ... 60 V
    • Current range -80 ... +80 mA
Special I/O channels
  • 2 analog input and output groups, e.g., for lambda probe simulation (Analog In 2, Analog Out 2, Load 1)
    • 1 ADC
    • 1 DAC
    • 1 load (component channel)
    • Voltage range -10 ... +10 V
    • Current range -5 ... +5 mA
Voltage supply
  • 1 channel to control the power unit (Power Control 1)
    • Control of TDK-Lambda Genesys™ power supply
  • 6 power switches without current measurement (Power Switch 2)
    • Up to 60 V
    • Continuous current 4 x 6 A per channel (but a maximum total of 50 A for all channels)
Buses (Only for DS2680 with bus support)
  • 2 CAN (CAN 1)
    • CAN/CAN FD (ISO 11898-1, ISO 11898-5, ISO 11898-6, and non-ISO)
    • High-speed CAN (ISO 11898-2)
    • Fault-tolerant CAN (ISO 11898-3)
    • J1939
    • Software-switchable bus termination
    • Conventional CAN VBAT
  • 2 LIN (LIN 1)
    • Configurable as K-Line
    • Conventional LIN VBAT
    • Software-switchable bus termination
  • 2 FlexRay (FlexRay 1)
    • Only 4 bus lines, i.e., 1 fault-tolerant FlexRay bus (channels A + B) or 2 FlexRay buses (channel A)
    • Conventional FlexRay VBAT
Failure Insertion Unit
  • General
    • Voltage ±60 V
    • Fault switch for up to 48 A
    • Continuous current for high-current failrail 48 A
    • Continuous current failrail with low capacitance 1 A
  • Fault types
    • Broken wire
    • Short circuit to GND or UBAT
    • Crossed wire between two channels
    • All faults with optional bouncing
Internal communication interface
  • IOCNET
Physical size
  • 475 x 215 x 132 mm (18.7 x 8.5 x 5.2 in)
Voltage supply
  • 24 V
Typical power consumption
  • 84 W including buses
  • 60 W without buses

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