Operating Flow Control |
Volumetric flow rate held within ± 2.5% of set-point over the 1-to-3 lpm operating range (± 5% to 0.5 lpm), with automatic compensation for battery voltage, altitude, temperature and sample load changes. |
Flow Rate |
Flow rate adjustable between 0.5 and 3 lpm; lower flow rates attainable (to 1 mlpm) with optional Gemini Twin-Port Sampling accessory. |
Flow Indication |
Liquid Crystal Display provides 0.01 lpm resolution. |
Operating Range |
30 inches of water load up to 2 lpm and 10 inches up to 3 lpm. |
Flow Blockage Detection |
Flow-Fault LED comes on immediately when block is detected. Pump shuts down within 90 seconds if block is not cleared. |
Elapsed Time Readout |
To 999 minutes in increments of 1 minute. Holds the last reading after either fl ow blockage or low battery shutdown and when pump is off or in hold mode. |
Operating Time |
Varies with flow rate and sampling device loading. |
Operating Temperature Limits |
32°-113°F (0°-45°C) |
Physical Weight |
23 oz. (652 gm), with battery pack. |
Dimensions |
2.25” D x 4.25” H x 4” W
(5.7 cm x 10.8 cm x 10.2 cm), with battery pack. |
Power Supply |
4.8-volt battery pack of four NiMH cells. (Units Mfg before Oct 2011 contain NiCd cells) |
Battery Pack Capacity |
2.8 amp hours (NiMH version), 2.4 amp hours (NiCD version) |
Battery Pack Recharge Time |
14-16 hours (overnight) with Omega™ Charger. |
Typical Battery Pack Life |
300 or more charging cycles |