Reflection Open Path Laser Methane Detection System for Petroleum Refinery

• Customization: Available
• Brand: Hanwei Electronics
• Customized: Customized
• Model NO.: XT-OPGD1000II
• Portable: Non Portable
• Certification: CE
• Gas: CH4
• Type: Laser Gas Analyzer
• Model No: Xt-Opgd1000II
• Working Voltage: DC24V±6V
• Detect Principle: Laser Spectral Absorption Technology
• Measuring Gas: Methane (CH4)
• Measuring Range: 0~100%Lelm
• Accuracy: ±3%Lelm
• Optical Path: 4m~100m
• Response Time: T90≤3s
• Ingress Protection: IP66 / IP67
• Display Method: LCD Screen
• Current Output: 4-20mA (3-Wire, Permitted Error Is ±0.2mA)
• Digital Output: RS485-RTU, Hart
• Max. Distance: 1000 Meters (Detector with Control Unit)
• Transport Package: Carton
• Origin: China Mainland
• Production Capacity: 50000 Pieces/Year

Product Description

XT-OPGD1000II Open Path Laser Gas Detector

XT-OPGD1000II / XT-OPGD1000II PRO open path gas detector is manufactured using high-performance photosensitive detectors and micro-controllers, combined with advanced SMD technology. It has good repeatability and temperature and humidity characteristics, as well as long service life and easy operation.

Features
High accuracy, stable performance, and long service life

3-wire 4-20mA analog signal output

3 relay outputs (low alarm, high alarm, and fault)

High performance LCD screen display, intuitive and clear

Using a magnetic rod/infrared remote control (optional) to operate the detector is easy to carry and operate

Professional matching installation brackets, easy and convenient on-site installation

Fast response, high sensitivity, only responsive to CH4, strong resistance to cross interference and water vapor

Measurement distance is maximum 100 meters

Supports Bluetooth function and can communicate data with portable instruments with Bluetooth devices

Equipped with remote upgrade function

Supports a Hart manual operator, which can perform parameter settings and query functions on the detector

Support external digital sound and light alarms

Specification

Principle	Laser spectral absorption technology
Measuring gas	Methane (CH4)
Working method	Continuous detection
Lifespan	5 years
Measuring range	0~100%LELm
Accuracy	±3%LELm
Optical path	4m~100m
Response time	T90≤3s
Security integrity	SIL 2
Explosive proof	Ex db ⅡC T6 Gb Ex tb ⅢC T80℃ Db
Ingress protection	IP66 / IP67
Rated voltage	DC24V±6V
Max. consumption	Transmitter: 15W (no heating), 20W (heating) Receiver: 5W (no heating), 10W (heating)
Working environment	Temp.: -40℃~70℃ Humidity: ≤95%RH (no condensation) Pressure: 86kPa~106kPa
Storage environment	Temp.: -25℃~60℃ Humidity: 30~80%RH (no condensation) Pressure: 86kPa~106kPa
Warm-up	After 3-minute warm-up after power on, the detector enters the normal monitoring state. Calibration can only be performed 2 hours after the detector is powered on.
Display method	LCD screen
Operation method	Magnetic rod or IR controller (need to be selected when purchase)
Status indication	Green LED: Normal status Yellow LED: Fault status Red LED: Gas leakage alarm
Preset alarm value	Default value: 50%LELm (Alarm action not locked)
Current output	4-20mA (3-wire, permitted error is ±0.2mA)
Relay output	C type, dry contact Rated value: DC30V @3A or AC250V @3A
Digital output	RS485-RTU, HART
Enclosure	316L stainless steel
Dimension	297mmx155mmx222mm (installation bracket included)
Fixing method	Wall-mounted or column installation
Max. optical path offset angle	±0.5°
Cable entry	NPT3/4
Weight	Transmitter: 7.2 kg, Receiver: 7.1 kg
Cable requirement	≥1.5 mm24 shielded cable, cable outer diameter should be 6mm~9mm.
Max. distance	1000 meters (detector with control unit)

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FAQ

Q1: Why do you choose our company?

A1: We are a professional manufacturer, We have seasoned engineers with over 20 years' experience in gas detection field. so we can offer products of the same quality at the best prices. 

Q2: Can I have a sample order? 
A2: The sample order to test are welcomed at the first time. 

Q3: What certification do you have? 
A3: ATEX, IECEx, CE, EN, BSI, UL, ISOD and etc. 

Q4: How do I get price information? 
A4: Sales representatives are responsible for providing detailed price information within 1 workday after get your inquiry. 

Q5: If I order a large quantity, what's the best price? 
A5: Please send the detailed enquiry to us, including item model number, quantity for each item, quality requirement, Logo and payment terms etc. We will make an accurate quotation to you at the earliest time.