Transmitter Series ExSens

Product catalog summary

Description:
The ExSens Transmitter Series is designed for detecting flammable gases, toxic gases, or oxygen. It features a 4-20 mA output with a linear curve, suitable for industrial and commercial applications, including explosion hazardous areas in Zones 1 and 2.

Features:

Measured Gas: Refer to ExTox Gas/Transmitter List.
Measuring Range: Standard range can be diversified from 50% to 200% upon request.
Measuring Principles: Catalytic Combustion, Absorption, Electrochemical Cell, Electrochemical Oxygen Cell, Metal oxide-semiconductor.
Operation Mode: Diffusion, with aspirated flow possible.
Response Time: Refer to ExTox Gas/Transmitter List.

Range of Application:

Temperature: Refer to ExTox Gas/Transmitter List.
Humidity: 10% to 90% relative humidity, avoid condensation.
Pressure: 800 hPa to 1100 hPa.
Deviations: Quick climatic changes can cause short-term measuring deviations.

Conformity:

EC-Directives: 2014/30/EU (EMC), 2014/34/EU (ATEX).
Type Test: BVS 04 ATEX E 066 X, BAM 07 ATEX 0301 X.
Protection: Various Ex db IIC ratings depending on model and temperature range.
Measuring Function: Designed according to EN 60079-29-1, EN 45544-1 to DIN EN 45544-3, EN 50104.

Mechanical Features:

Dimensions: Vary by model, e.g., ExSens …-WT/-IR/-HL: 170 mm x 138 (145) mm x 100 mm.
Weight: Approximately 2.5 kg.
Material: Cast aluminium housing, stainless steel sensor block.
Enclosure Rating: IP 65 (except gas inlet).
Installation: Wall mounting, ceiling installation, or pipe installation with adapters.
Storage Temperature: -25 °C to +60 °C.

Electrical Features:

Power Supply: 24 ± 6 V DC.
Power Consumption: Varies by model, e.g., ExSens …-WT/-IR/-HL: 80 mA / 2 W.
Interface: 4-20 mA, with optional RS 485 for remote adjustment.
Max. Load: 500 Ω.
Cable Gland: M 16 x 1.5, with specific cable diameter requirements.
Terminal Assignment: Includes power supply, ground, current output, and RS 485 interface for ExSens-I type.
Line Length: Maximum 1000 m for Sens …-WT/-IR/-HL, 2000 m for Sens …-EC/-KE.

Catalog excerpts

Features Measured Gas: Measuring Range: Measuring Principles: Operation Mode: Response Time: Range of Application Temperature: Humidity: Pressure: Deviations: ExTox Gas- / Transmitter List ExTox Gas- / Transmitter List. On demand the standard measuring range can factory sided be diversified in range 50 to 200 %. Bigger deviations if applicable on demand. ExSens ...-WT: Catalytic Combustion ExSens .-EC: Electrochemical Cell ExSens ...-KE: Electrochemical Oxygen Cell ExSens ...-HL: Metal oxide-semiconductor Diffusion (Operation with aspirated flow possible, e. g. in ExTox IMC) ExTox Gas- / Transmitter List ExTox Gas- / Transmitter List 10 r. H to 90 r. H (please avoid condensation) 800 hPa to 1100 hPa ■ Changes on climatic conditions can be done with the usual rate for atmospheric deviations. Very quick changes, such as for example shock pressures, can cause bigger measuring deviations for short time. ■ Extension of climatic ranges is in particular cases possible acc. to prior agreement with ExTox. Type Test: ■ BVS 04 ATEX E 066 X (EN 60079-0 and EN 60079-1) Measuring Function: (ExSens-I BG-WT, Measured gases: Methane to Hexane) ExSens ...-WT/-IR/-HL: Ex db IIC T4 (-20 °C < Tamb < 60 °C) Gb ExSens .-EC: Ex db IIC T5 (-20 °C < Tamb < 49 °c) Gb ExSens ...-KE: Ex db IIC T6 (-20 °C < Tamb < 43 °c) Gb Designed acc. to EN 60079-29-1 (flammable gases) EN 45544-1 to DIN EN 45544-3 (toxic gases) EN 50104 (oxygen) ExSens ...-HL: Restrictions due to measuring principle exist as far as requirements of standards regarding linearity are concerned and on climatic influences. This has to be considered for designing alarm concept. ExTox Gasmess-Systeme GmbH • Max-Planck-StraBe 15 a • 59423 Unna (Germany) • Tel. +49 2303 33 247-0 • Fax +49 2303 33 247-10 Internet: www.extox.de • mail to: [email protected]

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Mechanical Features Dimensions: (Length x Width x Height) Weight: Material: Enclosure Rating: Installation: Storage Temperature: Electrical Features Power Supply Power Consumption: Interface: ca. 2.5 kg ■ Housing: cast aluminium, lacquered ■ Sensor block: stainless steel ■ IP 65 (except gas inlet) ■ Installation on ceiling by means of angle (as option) ■ Installation in pipes by means of adapter (as option) -25 °C to +60 °C Max. Load: Cable Gland: Terminal Assignment: ■ 4.20 mA, active (other current and voltage ranges on demand) ■ linear calibration curve ■ Option: RS 485 for...

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