Dräger Polytron 8000 Series Technical Manual

84 Technical Manual | Dräger Polytron
®
8000 Series
Factory default settings
15.3.3 Polytron
®
8200 CAT DrägerSensor
®
DQ
15.3.4 Polytron
®
8200 CAT DrägerSensor
®
LC
15.3.5 Sensor range catalytic bead (CatEx) sensors
Default alarm values for all CatEx sensors are the same.
Menu Default setting Range
A1 Alarm 20 % LEL 1 to 100 %LEL
A2 Alarm 40 % LEL
Hysteresis for A1
alarm at direc-
tion rising
1 % LEL 0 to A1
Hysteresis for A2
alarm at direc-
tion rising
1 % LEL 0 to A2
Calibration inter-
val [days]
180 0 to 360
Display capture
offset
0 % LEL -5 to 4 %LEL
Display capture
low
-5 % LEL -5 to 0 %LEL
Display capture
high
2 %LEL 0 to 4 %LEL
Full scale deflec-
tion
100 %LEL Range is not adjustable
Menu Default setting Range
A1 Alarm 2.0 % LEL 0.1 to 10 % LEL
A2 Alarm 4.0 % LEL
Hysteresis for A1
alarm at direc-
tion rising
0.1 % LEL 0 to A1
Hysteresis for A2
alarm at direc-
tion rising
0.1 % LEL 0 to A2
Full scale deflec-
tion
10 % LEL
5 to 10
1)
% LEL
1 to 10 % LEL
1) For firmware versions < 3.0.0
Calibration inter-
val [days]
180 0 to 360
Display capture
offset
0 % LEL -0.5 to 0.4 % LEL
Display capture
low
-0.5 % LEL -0.5 to 0 % LEL
Display capture
high
0.2 %LEL 0 to 0.4 % LEL

Dräger Polytron 8000 Series Specifications

General

Ingress Protection	IP66/67
Detection Principle	Electrochemical, Infrared, Catalytic Bead
Gases Detected	Combustible gases, toxic gases, and oxygen
Display	LCD with backlight
Humidity Range	0 to 99% RH (non-condensing)
Housing Material	Stainless steel
Output Signal	4-20 mA, HART, RS-485 Modbus
Power Supply	10 to 30 V DC
Certifications	ATEX, IECEx, CSA
Temperature Range	-40 °C to +65 °C (depending on sensor)