OPM 4001 Opacity/Dust Density Monitor0 pages
OPM 4001
January 2013
Product Data Sheet
PDS 105-4001.A01
OPM 4001
Opacity/Dust Density Monitor
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 calibration
technique
■ 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
ROSEMOUNT
Analytical
Transmissometer/Cover assembly
Standard Controller
♦
EMERSON
Process Management
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