เครื่องตรวจจับแก็ส MULTI-GAS DETECTOR เครื่องตรวจจับแก็ส QRAE II วัด O2 , LEL ,
CO , H2S
The QRAE II is a full-featured, compact, one-
to four-sensor gas detector for oxygen, combustibles, hydrogen sulfide, carbon monoxide or sulfur
dioxide. Key features include easy-to-change battery pack, a water-resistant case and a new
state-of-the-art O2 sensor.
Key Features
·
Patented SPE O2? Oxygen sensor unique features:
o
Lead-free design that complies with RoHS directive
o
Extended life compared to lead-type electrochemical oxygen
sensors, resulting in a low
cost of ownership
o
Leak-free design, minimizing downtime
·
Best EMI/RFI immunity technology for products in its class, eliminating radio interference
·
Easy access to pump, sensors, filter and battery compartment
without exposing electronic
components to potential damage
·
IP-65 water- and dust-resistant case
·
Strong, protective, concussion-proof design
Advantages
·
Plug-in sensors: oxygen, combustibles, hydrogen sulfide, carbon monoxide or sulfur dioxide
·
Intuitive simple-to-operate two-button user interface with
built-in pump
·
Display can be flipped 180º with the push of a button for easy viewing from belt or hand
·
Multi-language support
·
One-button calibration with autozero capability
·
Loud 95dB audible alarm
·
Bright, red flashing visible alarm
·
Vibration alarm
·
Interchangeable drop-in Lithium-ion and alkaline battery packs
Detector
Specifications
|
Size
| |
Diffusion: 5" L x 2.8" W x
1.5" H (12.5cm x 7.2cm x 3.8cm)
Pump: 5" L x 2.8" W x 2" H (12.5cm x 7.2cm x 5.0cm)
| |
|
Weight
| |
Diffusion: 9 oz (250 g)
Pump: 12 oz (350 g)
| |
|
Sensors
| |
- Catalytic bead for
combustibles
- Oxygen: SPE O2?
(non-consumable Solid Polymer Electrolyte technology)
- Toxic: electrochemical, H2S,
CO or SO2
| |
|
Battery
| |
Interchangeable Lithium-ion and
alkaline battery packs
| |
|
Operating Period
| |
Diffusion: Up to 14 hours continuous
operation with Lithium-ion battery, up to 10 hours with alkaline battery
(typical, without alarm)
Pump: Up to 10 hours with Lithium-ion battery, up to 8 hours with
alkaline battery
| |
|
Display Graphic
| |
4 lines, with LED automatic back
light in dim light or alarm condition
| |
|
Keypad
| |
Two-key operation
| |
|
Direct Readout
| |
- Instant reading of up to four
sensors
- Oxygen as percentage by
volume
- Combustible gas as percentage
of lower explosive limit (LEL), scaleable using correction factors
- Toxic gases as parts per
million
- High and low values for all
gases
- Battery and shutdown voltage
- Date, time, elapsed time,
temperature
| |
|
Alarms
| |
- 95dB buzzer (at 30 cm) and
flashing red LED
- High: 3 beeps, vibration and
flashes per second
- Low: 2 beeps, vibration and
flashes per second
- STEL and TWA: 1 beep,
vibration and flash per second
- Alarms: latching with manual
override or automatic reset
- Additional diagnostic alarm
and display message for low battery
| |
|
EMI/RFI
| |
Highly resistant to EMI/RFI.
Compliant with EMC directive 2004/108/EC additional +60 volts/meter
| |
|
IP Rating
| |
IP-65
| |
|
Datalogging
| |
Standard 12 days at one-minute
intervals
| |
|
Calibration
| |
Two-point calibration for zero and
span (manual, or automatic with the AutoRAE Lite)
| |
|
Sampling Pump
| |
Optional, internal pump 300 cc/mn
| |
|
Hazardous Area Approval
| |
- US and Canada: CI, D1, Groups
A, B, C, D, T4
- Europe: ATEX II 2G EEx ia d
IIc T4
- IECEX: Ex ia d II C T4
| |
|
Temperature
| |
-4° to 113° F (-20° to 50° C) for
T4 temperature code
| |
|
Humidity
| |
0% to 95% relative humidity
(non-condensing)
| |
|
Attachment
| |
Stainless-steel alligator clip
| |
|
Warranty
| |
Full 2-year warranty, including
all sensors
| |
*Specifications are subject to change
Applications
·
Oil & Gas
·
HazMat
·
Industrial Safety
·
Environmental