pH Monitoring Systems

Chemical Neutralizing Tank - pH Monitoring System, NeutraGuard III

  • Available in two models: NeutraGuard III 1 Channel and NeutraGuard III 2 Channel
  • Monitor: UL-listed sensor stations with UL-listed NEMA 4 enclosure
  • Monitor: pH analyzer with user set high and low points and analyzer/sensor fault
  • Monitor: Easy connection to building maintenance system (BMS)
  • Probes and Cables: One quantity per channel included with each NeutraGuard III monitor
  • Probes and Cables: Features industrial pH probe and cable
  • Probes and Cables: pH analyzer is factory calibrated with buffer solutions (pH 4.0 and pH 10.0)
  • Probes and Cables: Choice of five cable lengths – 10, 20, 30, 50 and 80 Meters
  • Chart Recorder: Included on select NeutraGuard III configurations
  • Chart Recorder: Features paperless chart recorder with user-set high and low alarm point
  • Chart Recorder: pH recorder module features Modbus TCP (client and server)
  • Chart Recorder: Module comes installed and fully connected in the NeutraGuard III enclosure

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


ASSE CSA FM Approvals NSF
UL ULC USC WQA