Instruction manual

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Confined Gas Monitor
Confi ned Space Monitors
QRAE II by RAE Systems
The QRAE II is available as a diffusion or pumped one-to-four gas monitor for detection of com-
bustibles, oxygen, hydrogen sulfide, carbon monoxide, or sulfur dioxide. Key features include an
easy-to-change battery pack, a water-resistant case and a new state-of-the-art O2 sensor.
Patented SPE O2™ Oxygen sensor unique features: »
- Lead-free design that complies with RoHS directive
- Extended life compared to lead-type electrochemical oxygen sensors, resulting in a low cost of ownership
- Leak-free design, minimizing downtime
Best EMI/RFI immunity technology for products in its class, eliminating radio interference »
Easy access to sensors, filter and battery compartment without exposing electronic components to potential »
damage
IP-65 Water- and dust-resistant case »
Strong, protective concussion-proof design »
Description
QRAE II Monitor O
2
, CO, H
2
S, Combustibles
QRAE Plus by RAE Systems
QRAE Plus by Rae Systems is a full-featured, compact, one-to-four sensor confined space gas detector. Its features
include easy-to-change, externally accessed battery packs (available in both alkaline and rechargeable versions)
and water-resistant case design. The rechargeable, Lithium-ion battery pack provides up to 20 hours of continuous
operation. The QRAE Plus includes 16,000 datalogging points of storage capacity for download to PC compatible
with Windows 98, NT, 2000, and XP.
One-to-four plug-in “smart” sensors: Combustible, Oxygen, Hydrogen Sulfide, Carbon Monoxide »
Optional substance-specific toxic sensors: Sulfur Dioxide (SO »
2
), Nitric Oxide (NO), Nitrogen Dioxide (NO
2
),
Chlorine (Cl
2
), Hydrogen Cyanide (HCN), Ammonia (NH
3
), Phosphine (PH
3
)
Rechargeable Lithium-ion battery pack provides up to 20 hours (more than 2 work shifts) of continuous »
operation
Rugged housing withstands use in harsh environments with a water and dust resistant case and strong pro- »
tective rubber boot
Highly resistant to radio frequency and other electromagnetic interference »
Strong, built-in sample draw pump with optional collapsible sample-probe »
Also available in diffusion configuration »
Description
QRAE PlusI Monitor LEL, O
2
, CO, H
2
S, Combustibles