Teledyne 200AH 用户手册
Teledyne API Model 200AH NO
X
Analyzer Instruction Manual, 06492, Rev. G2
7-3
7.1.
Manual NO
X
Zero/Span Check or Cal With Zero/Span
Gas in the Sample Port
The calibration of the instrument can be checked or adjusted using gas coming in the sample
port. This method is often used when the calibration gas is supplied from the stack sample probe
or external tank and valve system. This is the calibration method to use if the instrument is
purchased without the Zero/Span Valve.
port. This method is often used when the calibration gas is supplied from the stack sample probe
or external tank and valve system. This is the calibration method to use if the instrument is
purchased without the Zero/Span Valve.
Table 7-2 details the zero calibration procedure with zero gas coming in through the sample port.
Table 7-2: Manual Zero Calibration Procedure - Zero Gas Thru Sample Port
Step Number
Action
Comment
1. Check
“Before
Calibration”
2.
Press CAL
The M200AH enters the calibrate mode from sample mode.
The zero gas must come in through the sample port.
The zero gas must come in through the sample port.
3.
Select LO or HI
Range
Range
If AutoRange is enabled you will be prompted for which
range to calibrate. Select the LO or Hi range, then press
ENTR.
range to calibrate. Select the LO or Hi range, then press
ENTR.
4.
Wait 10 min
Wait for reading to stabilize at zero value.
5.
Press ZERO
If you change your mind after pressing ZERO, you can still
press EXIT here without zeroing the instrument.
press EXIT here without zeroing the instrument.
6.
Press ENTR
Pressing ENTR actually changes the calculation equations.
7.
Press EXIT
M200AH returns to sampling. Immediately after calibration,
data is not added to the DAS averages.
data is not added to the DAS averages.