8/16/24/32 Channel Data Acquisition System (VPL-DAS)

The VPL-DAS is a powerful Data Acquisition System specially designed for VPL’s series of Data Acquisition Modules. The System consists the following modules:

8~32-Channel Thermocouple Input (I-7018)

  • Analog Input Channels: 8~32 differential
  • Analog Input type: mV, V, mA
  • Thermocouple type: J, K, T, E, R, S, B, N, C
  • Voltage range: ±15mV, ±50mV, ±100mV, ±500mV, ±1V, ±2.5V
  • Current range: ±20mA
  • Sampling Rate: 10 samples/sec
  • Bandwidth: 15.7Hz
  • Accuracy: ±0.2%
  • Zero drift: 0.5μV/°C
  • Span drift: 25ppm/°C
  • CMR @ 50/60Hz: 150dB min
  • NMR @ 50/60Hz: 100dB min
  • Input impedance: 20Mohm
  • Voltage overload protection: ±35V
  • Isolation: 3000V DC
  • Communication Interface: RS485
  • Power requirement: +10 to +30V DC
  • Power consumption: 1.0W

RS-232 to RS-485 Protocol Converter (I-7520)

  • Input : RS-232 protocol
  • Output : RS-485 protocol
  • “Self Tuner” inside
  • Speed : 300 ~ 115,200 bps
  • 256 modules in one RS-485 network without Repeater
  • 3000 V isolation
  • Multiple Baud Rate
  • Multiple Data Format

Digital I/O Module (I-7050)

  • Digital input channels: 7
  • Level : TTL Logic Level 0: +1V max. Logic Level 1: 3.5V~+30V
  • Digital output channels: 8 Open collector to 30V, 30mA max. load Power dissipation: 300mW
  • Input frequency: 100Hz
  • Safe value (when Host fail or communication fail)
  • Power on preset value
  • Dual Watchdog Timer



It is a small data logger software. It can be applied to small remote I/O system. With its user-friendly interface, users can quickly and easily build a data logger software without any programming skill.



  • Support DCON, Modbus RTU, Modbus Ascii, Modbus TCP(support IP and Domain name) protocols, mutiple COM Ports and TCP/IP connections, Virtual Channel definition, Control Logic (VB Script), Alarm Notifier (by sending SMS or E-Mail)
  • Flexible module configuration, workgroup configuration
  • Real time data trend (with zoom in and zoom out)
  • Layout view
  • IP Camera Viewer
  • Access database supported
  • Reporter
  • High/Low alarm with audio warning
  • Can search for DCON modules and M7000 serial modules
  • Value scaling
  • Support 3 level account
  • Programming skill needless


  • VPL-DAS-1: 8 Channel Data Logger
  • VPL-DAS-2: 16 Channel Data Logger
  • VPL-DAS-3: 24 Channel Data Logger
  • VPL-DAS-4: 32 Channel Data Logger

Note: Specifications can be changed, added or subtracted without notice in our constant efforts for improvement.