Dräger Polytron 8720 User Manual

WARNING
Strictly follow the Instructions for Use.
The user must fully understand and strictly observe the
instructions. Use the product only for the purposes specified
in the Intended use section of this document.
!
Dräger Polytron 8700/8720
Instructions for Use
i

Dräger Polytron 8720 Specifications

General

Type	Gas Detector
Signal Output	4-20 mA
Housing Material	Stainless steel or aluminum
Approvals/Certifications	ATEX, IECEx, UL, CSA
Detection Principle	Infrared (IR)
Target Gas	Combustible gases
Measuring Range	0-100% LEL (Lower Explosive Limit)
Operating Temperature	-40 to +65 °C
Operating Humidity	0 to 95% RH (non-condensing)
Power Supply	12-30 V DC
Display	LCD
Communication Interface	HART, Modbus
Output	Relays
Protection Class/Rating	IP66