DX4040 INSTRUCTION AND OPERATING MANUAL (E2.04)
Gaskets:
Viton
O-rings (both Teflon
coated Viton
O-rings and
Kalrez
coated Viton
O-rings are optional)
Temperature:
Ambient
Max. sample gas pressure: Ambient pressure
Response time:
< 30 seconds
Required gas filtration:
Filtration of particulates [two (2) microns)], (included in
standard probe)
Sample gas condition:
Non-condensing
4.2.4
Measuring Parameters
Zero point calibration:
24 hours calibration with nitrogen (5.0 or higher N
2
recommended)
Zero point drift:
2 % of smallest measuring range per zero-point calibration
interval
Sensitivity drift:
None
Linear derivation:
2 % of smallest measuring range
Temperature drift:
2 % of smallest measuring range per 10
°
C change,
temperature measured and compensated
Pressure influence:
1 % change of measuring value for 1 % sample pressure
change, ambient pressure changes measured and
compensated
4.2.5
Electrical Connectors
Digital interface:
Bluetooth protocol for communication in between the
analyser and PDA (measurements and control of DX4040).
RS232, 9-pole D-connector for communication in between
the analyser and PDA (measurements and control of
DX4040).
RS232, 9-pole D-connector for communication in between
the analyser and computer (measurements and control of
DX4040) using optional Calcmet 4040 PRO software.
Power connection:
Power supply cord.
4.2.6
Gas Inlet and Outlet Conditions
Gas temperature:
Ambient temperature (0 - 50
°
C), non-condensing.
Gas filtration:
Filtration of particulates (2
µ
m) required, (included in
standard probe)
Sample gas pressure:
Ambient
Sample pump:
Internal pump. Flow ~1.5 l/min, for ambient air only
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