Dräger Polytron 8000 Series Technical Manual

82 Technical Manual | Dräger Polytron
®
8000 Series
Factory default settings
15.3 Sensor-specific values
See sensor data sheet for further specifications.
15.3.1 Sensor range electrochemical (EC) sensors
Interface Default setting Range
Fault current 1.2 mA 0 to 3.5 mA
Warning Off On / Off
Warning current 3.0 mA 0 to 3.5 mA
Warning cycle
interval T1
10 sec 5 to 60 sec
Warning cycle
interval T2
(warning current)
1 sec 1 to (T1-1) sec
Maintenance
signal
static static / dynamic
Maintenance
current
3.4 mA 0 to 3.5 mA
Analog offset 0 mA -0.5 to 0.5 mA
Analog span 0 mA -0.5 to 0.5 mA
HART
®
address
0 0 to 15
Modbus
address
1)
1) Fieldbus interfaces are not in accordance with the BVS 13 ATEX G001 X. Using the fieldbus
interface no relays are available.
126 2-126
Modbus parity
1)
even (default) even, odd parity, no parity
Modbus bau-
drate
1)
9600 bps 9600 or 19200 bps
PROFIBUS
®
address
1)
126 2-126
Sensor Part number
Range Default value
Min. Default Max. A1 A2
CO 6809605 50 300 1000 30 100
CO LH 6812570 50 300 300 30 100
CO LS 6809620 200 1000 5000 200 400
H
2S LC 6809610 10 50 100 10 20
H
2S 6810435 5 50 100 10 20
H
2S HC 6809710 100 500 1000 100 200
OV1 6810740 20 50 200 10 20
OV2 6810745 20 50 100 10 20
NO 6809625 30 50 200 10 20
O
2 LS 6809630 5 25 25 19 23
O
2 6809720 5 25 100 19 23
Hydride 6809635 0.3 1 20 0.1 0.2

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)