Dräger PIR 7000 Technical Handbook

69
Faults, Cause and Remedy
It should be possible to rectify faults with the following error information on site:
Measurement error Meaning Remedies
(80 00 00 00) Beam block Clean optical surfaces, see
page 53.
If necessary, make sure that
hydrophobic filter, process
cuvette or process adapter
are correctly mounted.
(00 80 00 00) Calibration error Perform zero-point calibra-
tion, see page 57.
(00 40 00 00) Calibration error Perform span calibration, see
page 57.
(00 02 00 00) Result below measuring
range
Clean optical surfaces, see
page 53.
If necessary, make sure that
hydrophobic filter, process
cuvette or process adapter
are correctly mounted.
Use the suitable zero gas for
calibration.
Warnings Meaning Remedies
(20) Device in warm-up phase 1 Wait for warm-up phase to
end.
(10) Device in warm-up phase 2 Wait for warm-up phase to
end.
(02) Beam block warning Clean optical surfaces, see
page 53.
System error Meaning Remedies
(01 00 00 00 04 00) Faulty 4 to 20 mA operation Check loop resistance.

Dräger PIR 7000 Specifications

General

Detection Principle	Infrared (IR)
Pressure Range	700 to 1300 hPa
Ingress Protection	IP66/67
Gases Detected	Hydrocarbons
Measurement Range	0 - 100 %LEL (Lower Explosive Limit) or 0 - 100 vol.%
Operating Temperature	-40 to +65 °C
Output Signal	4-20 mA
Housing Material	Stainless steel
Certifications	ATEX, IECEx, UL, CSA
Response Time	t90 ≤ 4 s