Product/Service

OPM 4001 Opacity/Dust Density Monitor

Source: Emerson

The OPM 4001 Opacity/Dust Density Monitor is a high performance opacity monitoring system with double-pass transmissometer that meets or exceeds Revised 40 CFR 60 B, PS-1 and ASTM D 6216.

The OPM 4001 Opacity/Dust Density Monitor is a high performance opacity monitoring system with double-pass transmissometer that meets or exceeds Revised 40 CFR 60 B, PS-1 and ASTM D 6216.

Features

  • Digital display instant percent opacity, average percent opacity and time to next calibration
  • Alphanumeric display for system set-up and fault diagnostics display
  • 3 User selectable displays (instant opacity,average opacity and optical density)
  • U.S. Environmental Protection Agency (EPA) approved approved zero/span calibrationtechnique
  • Communications Modbus (RS-485 )
  • Stack exit correlation permanent factory setting
  • Sensor location service module digital display for percent correlated opacity, T2, manual zero and span initiate and transceiver current loop test jacks
  • Insensitive to ambient light
  • Double pass optical system
  • Thru-the-lens (TTL) alignment
  • Light source rated for greater than 5 years
  • Electronic modulated light source
  • Two 4-20mA signals for instantaneous opacity,and 6 minute average
  • Calibration cycle control remote, manual and timed
  • System and fault diagnostics display
  • Path length of 3-50 feet