SSR-Ex

SSR-Ex Online TRO and Chlorine Monitor for Hazardous Environments

  • Operation in IECEx/ATEX Zones 1 and Zone 2
  • Calibration kit available
  • 2 user settable alarm relays
  • 4-20mA and Modbus outputs

Select options below to identify the UPC, Order Code, and Repair Kit for a specific SSR-Ex

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