4.65”L x 3.0”W x 1.9”H (11.8 x 7.6 x 4.8 cm)
16 oz with battery (454g)
Up to 5 sensors including:
Photo-Ionization detector for VOCs, 10.6 eV
Protected catalytic bead for combustible gases
Interchangeable electrochemical sensors for
oxygen and toxic gases (2)
Interchangeable Li-Ion and alkaline battery packs
Rechargeable units include lithium-ion battery pack
with internal smart charging, 120V AC/DC wall adapter,
and spare alkaline battery pack
14 hours continuous with Li-Ion (typical)
Unit will run and charge simultaneously
2 line, 16 digit LCD with LED backlighting automatically
in dim light or alarm condition
1 operation and 2 programming keys
Instantaneous (up to 5) values:
• Oxygen as percentage by volume
• Combustible gas as percentage of lower
• Toxic gases and VOCs as parts per million by volume
(VOC scaleable using correction factors)
• High and low values for all gases
• STEL and TWA values of toxic gases and VOCs
• Battery and shut down voltage
• Date, time, elapsed time, temperature
90 dB buzzer and ashing red LED to indicate exceed-
• High: 3 beeps and ashes per second
• Low: 2 beeps and ashes per second
• STEL and TWA: 1 beep and ash per second
• Automatic reset or latching with manual override
• Additional diagnostic alarms and display messages for
low battery and pump stall
20,000 points (80 hours, 5 channels at one minute inter-
vals) download to PC with serial number of unit, user ID,
site number, and calibration date