Technical Specification

Type

3-waveband explosion-proof type

Spectrum Range

3.8 μm; 4.3 μm; 5.0 μm

Sensitivity

5-level settable

3-level by default, corresponding to Ⅰ-level in GB 15631-2008

Response Time

＜ 10 s (alarm delay: 0–30 s settable)

Maximum Detection Distance

Ethanol: 45 m@0.3 m× 0.3 m (147.64 ft@0.98 ft× 0.98 ft)

Heptane: 55 m@0.3 m× 0.3 m (180.45 ft@0.98 ft× 0.98 ft)

Working Voltage

DC24V (16V–28V)

Working Current

Monitoring current: ＜ 70mA

Alarm current:＜ 80mA

Defrost: ＜ 300mA

Indicator

Alarm: Red indicator steady on

Fault: Red indicator flashes

Monitoring: Green indicator steady on

Output Methods

RS485

Two-wire

4–20mA current-loop output

Three sets of relay outputs: Fire relays, fault relays and auxiliary relays

Operation Environment

Working temperature: –25°C to +75°C (–13°F to +167°F)

Relative humidity: ≤95% (RH), non-condensing (40°C ± 2°C )(104°F ± 35.6°F)

Dimensions

146 mm × 123 mm × 133 mm (5.75" × 4.84" × 5.24")

330 mm × 231 mm × 183 mm (12.99" × 9.09" × 7.20")(with package)

Weight

1.55 kg (3.42 lb) (without installation bracket)

Explosion-proof Mark

ExdⅡC T6 Gb/ExtDA21 IP66 T80°C

Standard

GB15631-2008; GB3836.1-2010; GB3836.2-2010; GBT 4208-2017; GB12476.1-2013

Installation

Ceiling-mounted installation or wall-mounted installation