HANWEI GTQ-WD2200 Fixed Gas Detector

PRODUCT FEATURES

• High measurement accuracy, stable performance and long service life
• 4-20mA analog signal output, RS485-RTU digital upload
• HART output, support Hart handheld communicator for settings
• 3 relay outputs for 1st alarm, 2nd alarm and fault
• High-performance LCD screen display
• Non-contact operation by magnetic bar / infrared remote control
• Smart sensor module, free of calibration, easy to maintain
• Bluetooth communication
• Remote upgrade function (optional)

APPLICATIONS

The detector is widely used in oil refineries and chemical plants in the petroleum and petrochemical industries, as well as industries where flammable gases may cause explosions such as metallurgy, electric power, gas, catering, and aquaculture.

SPECIFICATIONS

Measuring gas: Combustible gas, toxic gas

Sample method: Diffuse naturally

Power: DC24V±6V, ≤3.0W

Response time: LEL: T90≤15s    Toxic gas: T90≤30s

Electrical output: 4-20mA, Hart, RS485-RTU

Relays: For 1st alarm, 2nd alarm, Fault ; SPST contacts rated 3A 30Vdc or 3A 250Vac

Operation by: Magnetic bar or IR remote control

State indication: Yellow--Fault, Red--Alarm, Green--Power

Operating temperature:  LEL: -40～70℃   Toxic: -20～50℃

Humidity: ≤95%RH  (no condensation)

Ambient pressure: 86KPa～106KPa

Ex grade: II 2GD

Ex db IIC T6 Gb

Ex tb IIIC T80℃ Db

-40℃≤Ta≤+60℃

Ingress protection: IP66/67

Enclosure material: Stainless steel

Cable entry: NPT3/4

Dimensions: 130mm x 209mm x 116mm

Weight: About 2.0kg