GT-SAT200 Fixed point type gas detector (combustible)

The Industrial combustible and explosive gas leakage detection instrument is an on-site audible and visual alarm, adopting domestic superior intelligent sensor, using LCD display, with LED status indicator, easy to maintain. It is widely used in petroleum, petrochemical, metallurgy, gas, chemical and other industrial sites.

Technical parameter

Detection gas: combustible gas in the air

Detection principle: catalytic combustion

Detection method: natural diffusion

Measuring range: 0-100% LEL

Alarm mode: sound and light

Alarm accuracy: ± 3% FS

Repeatability: ± 1.0%

Linear error: ± 1.0%

Response time: T90 ≤ 30 seconds

Recovery time: ≤ 40 seconds

Electrical properties

Working power supply: 24V DC ± 6V

Maximum power consumption: 2.5W

Signal output: linear two-wire 4-20mA standard current, and RS485 can be output simultaneously

Alarm output: a group of passive normally open contacts (MAXDC60V/2A, AC125V/2A)

Operation mode: key/infrared remote control

Status indication: green power light, red alarm light, yellow fault light

Mechanical properties

Main material: ADC12 die-cast aluminum+304 stainless steel

Explosion-proof connecting thread: M20 * 1.5-G3/4

Protection grade: IP65

Weight: about 1.8KG

Use environment

Working temperature: - 40°C~+70°C

Relative humidity: 10%~95% RH (non condensing)

Power supply: 24V DC16V

Qualification standard

Explosion-proof certification: CNEx22.5878x

Fire protection certification: CNAS ZRC23P620010ROS

Measurement certification: CPA

Executive standard:

1. GB15322.1-2019 Combustible gas detectors—Part 1: Point-type Combustible Gas Detectors for Industrial and Commercial Use

2. GB/T 50493-2019 Standard for Design of Combustible Gas and Toxic Gas Detection and Alarm for Petrochemical Industry

3. JJG693-2011 Verification Regulation of Alarmer Detectors of Combustible Gas