Teledyne t320u Manual Do Utilizador
Teledyne API – Model T300/T300M CO Analyzer
Calibration Procedures
223
9.7. CALIBRATION OF OPTIONAL SENSORS
This section provides the calibration setup and procedures for the O
2
Sensor and the CO
2
Sensor options.
9.7.1. O
2
SENSOR CALIBRATION
Presented here are first the setup and then the calibration steps for the O
2
Sensor.
9.7.1.1. O2 PNEUMATICS CONNECTIONS
The pneumatic connections for calibrating are as follows:
Source of
SAMPLE GAS
Removed during
calibration
SAMPLE
EXHAUST
PUMP
3-way
Valve
Manual
Control Valve
VENT
here if input
is pressurized
Instrument
Chassis
Figure 9-7:
O
2
Sensor Calibration Set Up
O
2
SENSOR ZERO GAS: Teledyne API recommends using pure N
2
when calibration
the zero point of your O
2
sensor option.
O
2
SENSOR SPAN GAS: Teledyne API recommends using 20.8% O
2
in N
2
when
calibration the span point of your O
2
06864B DCN6314