Starting at $2,700.00
  • Usually ships in 7-10 business days



  • PID sensor options:
    • 10.0 eV lamp, 11.7 eV, 10.6 eV ppb, 10.6 eV ppm
  • Wired power (3-Wire), 12 to 35 VDC operating voltage
  • Graphical LCD with LED backlight
  • 3 Push-button interface (ADD, MENU, SUB)
  • 2 Individually configurable alarms
  • 2 Front panel LED indicators (amber and red)
  • 2 Optional fully programmable alarm relays


The RKI Instruments VOC Pro Series transmitter is a versatile assembly that uses a PID sensor to detect a variety of gases. Wired power (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs are standard. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.

Applications for the VOC Pro include:

  • Petrochemical plants, Refineries
  • Water & wastewater treatment plants
  • Pulp & paper mills
  • Manufacturing facilities
  • Chemical plants