Dräger P3U User Manual

105
Metrological certificate of approval
Overview of the adjustment ranges
page Adjustment range Default value Note
Calibration gas concentra-
tion
52 3,750 ppm to 262,500 ppm
2,997 ppm to 1,050,000 ppm
209,000 ppm
209,000 ppm
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A1 alarm threshold 57 999 ppm to 250,000 ppm
999 ppm to 1,000,000 ppm
190,000 ppm
190,000 ppm
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A1 alarm direction 57 exceeding/falling below falling below
falling below
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A1 alarm latching 57 latching/non-latching latching
latching
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A1 alarm acknowledgement 58 acknowledgeable/not acknowledgeable not acknowledgeable/
not acknowledgeable
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A1 alarm hysteresis 58 dropping below A1 alarm:
999 ppm to 2,500,000 ppm – A1
999 ppm to 1,000,000 ppm – A1
exceeding A1 alarm:
999 ppm to A1 – 999 ppm
999 ppm to A1 – 999 ppm
0 ppm
0 ppm
0 ppm
0 ppm
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A2 alarm threshold 58 999 ppm to 250,000 ppm
999 ppm to 1,000,000 ppm
230,000 ppm
230,000 ppm
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A2 alarm direction 58 exceeding/falling below exceeding
exceeding
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A2 alarm latching 58 latching/non-latching latching
latching
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A2 alarm acknowledgement 58 acknowledgeable/not acknowledgeable not acknowledgeable/
not acknowledgeable
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
A2 alarm hysteresis 58 dropping below A2 alarm:
999 ppm to 2,500,000 ppm – A2
999 ppm to 1,000,000 ppm – A2
exceeding A2 alarm:
999 ppm to A2 – 999 ppm
999 ppm to A2 – 999 ppm
0 ppm
0 ppm
0 ppm
0 ppm
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
Analogue measuring range 64 49,988 ppm to 250,000 ppm
49,988 ppm to 1,000,000 ppm
250,000 ppm
250,000 ppm
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O2 (6809720)
Settings for calibration inter-
val
70 0 to 540 days
0 to 366 days
270 days
183 days
for DrägerSensor O
2
-LS (6809630)
for DrägerSensor O
2
(6809720)
Flow fault 56 On / Off ON
Pump output 56 0 % to 100 % 30 %
Flow threshold for fault 56 0.3 L/min to 1.4 L/min 0.3 L/min
Flow threshold for note 56 0.4 L/min to 1.4 L/min 0.4 L/min
Alarm 57 On / Off ON
Set acknowledgement 58 On / Off ON
Warning on/off 64 On / Off Off
Warning interval T1 65 2 s to 60 s 10 s
Warning interval T2 65 1 s to 59 s 1 s
Warning level 65 3 mA to 22 mA 3 mA
Maintenance level 65 3 mA to 22 mA (2-wire)
1 mA to 22 mA (3-wire)
3.4 mA
Autocalibration setting 68 On / Off Off
– Sensor test setting 69 On / Off ON
Sensor lock 69 On / Off Off
Logger on/off 71 On / Off ON
Peak / average 72 Peak value/ average value Average
Trigger on/off 72 On / Off ON
Trigger value 72 0 % to 20 % 1 %
Stack/roll 73 overwrite/hold Roll

Dräger P3U Specifications

General

Brand	Dräger
Model	P3U
Category	Transmitter
Language	English