Boreal Laser – GasFinder3-MCr

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The GasFinder3-MCr is a rack-mounted, multi-channel laser-based gas analyzer designed for reliable, real-time gas detection across complex industrial sites. It supports up to eight measurement heads including open-path, in situ, and extractive configurations, for scalable and flexible coverage.

It delivers ppm level, real-time measurements toxic and flammable gases with no calibration, bump testing, or routine maintenance required, making it ideal for critical applications that demand accuracy and low operational overhead. With outputs including 4–20 mA with HART, Modbus RTU, and dry contact relays, it integrates seamlessly into control and safety systems.

The GasFinder3-MCr is a drop-in replacement for legacy GasFinder2 systems, offering a seamless upgrade with modern features, enhanced diagnostics, and long-term platform support.

Learn more here: https://boreal-laser.com/products/gasfinder3-mcr/

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PRODUCT DESCRIPTION:

Rack Mounted - Multi-Channel

Use for Hazardous Area Applications
(A)Ex ib IIC T5 Tamb <70°C Gb (C1 Div1, G: A,B,C,D)

Up to Eight (8) Measurement Heads
Can be connected to one (1) GasFinder3-MCr

Dual Gas Capability
Two (2) Lasers for independent gas analysis

Up to 300m (1,000 ft) Cable Lengths
For connecting to the Measurement Heads

Ease of Integration

3U Enclosure for 19" Server Rack
Provides local indication and user interface

HMI Touchscreen
Provides local indication and user interface

Power Button
Push button with backlit visual indication

USB Accessible Data Storage
Store & access +20 years worth of generated data

Internal Reference Cell

Fail Safe Design + SIL2 Suitable
Diagnostics with no undisclosed failure modes

Essentially Zero Measurement Drift
Laser remains locked on desired absorption line

No Field Calibration + Intervention
Adjustments done autonomously & automatically

+/- 2% of Reading Accuracy
Over full linear range of the absorption line

Power + Communication Options

Power Input + Fuse
120-220 VAC @ 20 Watts with 1.25A Fast Blow Fuse

MODBUS via RS-485
Access to all sample and diagnostic data

Up to Four (4) Analog Modules
Four (4) HART 7 (via 4-20mA) Loops per Module

Up to Eight (8) Relay Modules
Six (6) Voltage Free Dry-Contact Relays per Module

Target Gases

Boreal Laser - Gas-Performance-Specifications