laser gas detector，NUOAN

Products XT-TDLSCAN200

Features

XT-TDLSCAN200LINE-TYPE optical gas beam combustible gas detector

- New generation ceramic tube photo-ionization detection (PID)technology - Patented filter unit , can operate properly under severe environment, such as high humidity, high salt mist and so on. - With built-in multiple response factors, easy for measuring specific VOCs gas

- With built-in high performance micro vacuum pump internally installed, quick response, short recovery time - With built-in temperature –humidity sensor ,with real-time temperature , humidity compensation function - With switchable mg/m3 and ppm unit

- Patented two-channel gas inlet system design, with auto-cleaning and auto-zero function - With alarm history records , with real-time STEL, TWA, concentration curve display - Modular design, easy for maintenance and replacement

technical specification

DETECTION GAS	Methane
DETECTION PRINCIPLE	Tunable Diode Laser Absorption Spectroscopy (TDLAS)
DETECTION METHOD	Open-path
DETECTION RANGE	Three levels, 5-30m (near), 30-60m (medium), 60-100m (far)
MEASUREMENT RANGE	0 LEL·m to 1 LEL·m, 0 LEL·m to 5 LEL·m
RESOLUTION	0.01 LEL·m
ACCURACY	±5% Full Scale (F.S)
RESPONSE TIME	T90 ≤ 3s
DISPLAY MODE	LED digital display, LED indicators
ALARM MODE	LED light alarm; compatible with explosion-proof sound and light alarm (optional)
ALARM THRESHOLD	Low Alarm: 0.5 LEL·m, High Alarm: 0.75 LEL·m (0~1 LEL·m) Low Alarm: 1 LEL·m, High Alarm: 2 LEL·m (0~5 LEL·m)
ADJUSTMENT	Infrared remote control
POWER SOURCE	24VDC (18VDC-30VDC)

POWER CONSUMPTION	TX < 10W (MAX), RX < 8W (MAX)
OUTPUT SIGNAL	4~20mA + RS485 Relay Switch Output (2A 30VDC) 24VDC Relay Output (drives sound and light alarm)
ELECTRICAL INTERFACE	Three interfaces, M25x1.5, NPT3/4″(F), NPT1/2″(F) (configurable upon request)
AMBIENT TEMPERATURE	-40°C to +70°C
RELATIVE HUMIDITY	0~99%RH (non-condensing)
PRESSURE RANGE	(86~106) kPa
SENSOR LIFESPAN	≥ 10 years
EXPLOSION-PROOF MARKING	Ex db IIC T6 Gb/Ex tb ⅢC T80°C Db
PROTECTION LEVEL	IP68
HOUSING MATERIAL	316 Stainless Steel
DIMENSIONS	253.6mm x 101mm x 151mm (LxWxH)
WEIGHT	6.38KG (TX); 6.43KG (RX)

FIXED-TYPE PID VOCs detector

Point type combustible gas detector

Point type toxic gas detector

Portable gas detector

Gas alarm controller

Explosion-proof sound and light alarm and accessories