The rugged, zero-maintenance RRJ Series transmitters for H₂S or combustibles come complete with sensor and provide a 4-20 mA
signal that is compatible with any 4-20 mA controller, DCS or PLC.

• No calibration, no sensor replacement, no downtime
• Encapsulated polyurethane housing
• Quick-connect, military style plug-in wiring
• 2 year operational life
• High-output LED visual alarm
• Input voltage--10 to 28 VDC for industry
  standard compatibility
• Electrochemical sensor for H₂S; catalytic bead sensor
  for combustibles

Self-Test

• Full function sensor integrity test (daily; auto)