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I N S T R U C T I O N M A N U A L R E V 4 . 2
6
INTERNAL CALIBRATION SYSTEM, ZERO MODE
Zero and span calibration checks can be initiated manually, automatically or by a PLC or computer. During the zero calibration mode
a calibrated
zero reflector
is placed in front of the transceiver optical package testing all optical surfaces and electronic components
to assure zero point has not changed.
INTERNAL CALIBRATION SYSTEM, SPAN MODE
In the span mode a
Span
filter
of known Neutral Density is placed in the measurement path and produces a specific upscale reading
in accordance with the latest E.P.A. requirements. The zero and span cycle provides a continuous check of all the optical
components and surfaces, the main lamp, the detector, interconnecting wiring, control unit and computation analysis.
Содержание OPM4001
Страница 31: ...I N S T R U C T I O N M A N U A L R E V 4 2 30 ABOUT PAGE About page displays the basic setup information ...
Страница 36: ...I N S T R U C T I O N M A N U A L R E V 4 2 35 ANALOG OUTPUT CONNECTIONS ...
Страница 52: ...I N S T R U C T I O N M A N U A L R E V 4 2 51 OPM6127 1OF3 CONTROL UNIT TO SENSOR WIRING DUAL BLOWER ...
Страница 53: ...I N S T R U C T I O N M A N U A L R E V 4 2 52 OPM6127 2OF3 CONTROL UNIT TO SENSOR WIRING SINGLE BLOWER ...
Страница 54: ...I N S T R U C T I O N M A N U A L R E V 4 2 53 OPM6127 3OF3 CONTROL UNIT TO SENSOR WIRING NO BLOWER ...