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Continuous Gas Detector SENS SG-A1 for Monitoring Combustible Gases

Gas and Smoke Analysers

Manufacturer: SENS LLC

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FOB, CIF & EXW terms available

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Description

SENS SG-A1 gas alarm device is designed for continuous automatic measurement of pre-explosion concentration of combustible gases and vapours, including oil product vapours in the ambient atmosphere.

It is used in modern systems of control of gases at objects of civil construction, chemical and petrochemical industry, in mechanical engineering and shipbuilding.

Main objects of operation: petrol stations, filling stations, gas filling stations, motor fuelling stations, compressor stations, gas filling stations, oil depots, gas storages, gas stations, refineries, etc.

Features: <ul> <li>- three built-in alarm relays</li> <li>vandal resistant aluminium alloy housing</li> <li>easy application and commissioning</li> <li>transit connection</li> <li>optical sensor resistant to high concentrations and aggressive and toxic substances</li> <li>continuous self-diagnosis</li> <li>local LED indication</li> <li>wide range of interfaces: SENS power line (SENS protocol); RS-485 (Modbus RTU protocol); 4-20 mA (HART Revision 6 protocol)</li> <li>five configurable thresholds</li> <li>bo...</li> </ul>

Specifications

Measuring range, % NCPr

0 to 100

Detectable gases

methane, propane, butane, hexane

Verification gases

methane, propane

Inspection interval

Time to establish readings (T90), not more than

Warm-up time, max.

120

Absolute error tolerance limits, % NCPR, not more than

±3

Rated supply voltage (DC)

B1/B8 2100/900 MHz V

Permissible supply voltage (DC)

4.5 to 30 V

Power consumption, max.

2.5 W

Interfaces (Protocols)

SENS power communication line (SENS protocol), RS-485 (SENS protocols, Modbus RTU), 4-20 mA (HART protocol)

Maximum switched DC / AC voltage of signalling relays

42 / 30 V

Maximum commutated current of signalling relays

0.5 A

Number of configurable alarm thresholds

5 pcs

Diameter of connecting cable without armour

5...18 mm

Maximum cross-section of conductors to be connected, max.

2.5 mm²

Materials in contact with the environment

Aluminium alloy AK7h (AL9), steel 20, steel 12?18?10?, steel 14?17?2, steel AISI 431

Climatic execution according to GOST 15150

UHL1

Temperature of operation, storage, transportation

from -40 to +60; from -60 to +60 °C

Degree of protection according to GOST 14254

IP66

Explosion protection marking

1 Ex d IIB T4 Gb

Overall dimensions W × H × D, not more

240×240×170 mm

Gross / net weight, max.

3 / 2.5 kg

Service life of sensitive element (sensor)

8 year

Service life

15 year

Note: All specifications are provided by the manufacturer and may be subject to change. Please contact us to confirm the latest specifications before placing your order.

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Shipping Terms

FOB Novorossiysk, Russia CIF Available to major ports worldwide EXW Manufacturer's facility, Russia

Delivery Time

Sea freight: 30-60 days (depending on destination) Air freight: 14-21 days (for urgent orders)

Payment Methods

Letter of Credit (L/C) Wire Transfer (T/T) Escrow Services

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Continuous Gas Detector SENS SG-A1 for Monitoring Combustible Gases

Description

Specifications

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