Siemens ULTRAMAT 23 Product Information page 12

Drift values
You can use this function to display the drift values of the zero point and sensitivity (MR 1 and MR 2) and to reset them to
zero.
To do this, navigate as follows: Calibration -> Please enter code -> AUTOCAL/Drift values-> Drift values. The following
screen appears:
Thermo-AUTOCAL: OFF
Drift values
Cycle time AUTOCAL
Purge time
Position the cursor on line 2 (Drift values) and press the ENTER key. The following screen appears:
Choose component
: IR 1
Keep pressing one of the arrow keys until the 'H
screen appears:
Drift H2S
Zeropoint:
MR1/2:
Reset driftvalues
You can now view and reset the drift values. To perform a reset, position the cursor on the 4th line of the screen and press
the ENTER key.
Parameter control functions
General information
You can switch the sensor protection for the H
To do this, navigate in the operator menu as follows:
Parameters -> Please enter code -> Limit values -> Choose component -> H
The following screen appears:
Protec. sensor H2S:
Limit values
This function is described in detail in the standard operating instructions C79000-G52xx-C216-03, section 5.9.2.
In the normal case, each measured component is assigned two limits which can be set using this menu. No limits can be set
for the measured component H
12
S' component appears in the screen. Then press ENTER. The following
2
vpm
0
0
S sensor on and off using a menu. The standard setting is 'ON'.
2
ON
S. In this case, the function is used to switch the sensor protection on and off.
2
S.
2
Supplement 1 for Operating Instructions C79000-G52xx-C216-03
A5E02769382-03, 03/2012