Dräger Polytron 8000 Series Technical Manual

4 Technical Manual | Dräger Polytron
®
8000 Series
Contents
6 Remote sensors ....................................................................................... 30
6.1 Cable lengths Polytron
®
8200 CAT ................................................ 30
6.1.1 Cable lengths of catalytic remote sensors........................ 30
6.1.2 Cable lengths for remote sensor connection of Polytron
®
8200 CAT DQ................................................................... 31
6.1.3 Cable lengths for remote sensor connection of Polytron
®
8200 CAT LC.................................................................... 31
6.2 Installation of EC remote sensors................................................... 32
6.2.1 Installation ........................................................................ 32
6.2.2 Connecting the EC sensing head to the transmitter ......... 35
6.3 Installation of remote sensors (except EC sensors) ....................... 35
6.3.1 Installation ........................................................................ 36
6.3.2 Connecting the Junction Box Ex d to Polytron
®
transmitters
37
7 Commissioning of the instrument .......................................................... 40
8 Operation .................................................................................................. 41
8.1 Display, analog interface and relay status ...................................... 41
8.1.1 Measuring mode............................................................... 41
8.1.2 Special states ................................................................... 41
8.1.3 Ending special states........................................................ 43
8.2 LED and symbol indications ........................................................... 43
8.3 Definitions of indicators in the display............................................. 44
8.3.1 Polytron
®
8100 EC-specific indicators in the display........ 44
8.4 User interface keys ......................................................................... 44
8.5 Info mode and function key............................................................. 45
8.5.1 Activating info mode ......................................................... 45
8.5.2 Info mode navigation ........................................................ 45
8.5.3 Using function key ............................................................ 45
8.6 Menu............................................................................................... 45
8.6.1 Menu navigation ............................................................... 45
8.6.2 Passwords ........................................................................ 45
8.6.3 Entering the menu ............................................................ 46
8.6.4 Displaying Information ...................................................... 46
9 Calibration................................................................................................. 47
9.1 Test gases ...................................................................................... 47
9.2 Preparation of Calibration ............................................................... 48
9.2.1 Preparing calibration set-up.............................................. 48
9.3 Gas flow for calibrations ................................................................. 49
9.4 Calibration setup with test gas cylinder .......................................... 49
9.5 Zero calibration ............................................................................... 49
9.5.1 Performing zero calibration............................................... 50
9.6 Span calibration .............................................................................. 51
9.6.1 Performing span calibration.............................................. 51
9.7 Automatic calibration ...................................................................... 52
9.7.1 Performing automatic calibration...................................... 52

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)