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Hach SD900 User Manual
Also see for SD900: Basic user manual
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Contents
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Specification DetailsStorage/operating humidity 100% condensingPump Peristaltic high speed, with spring-mounted Nylatron rollersPump enclosure IP37Pump tubing 9.5 mm ID x 15.9 OD mm (3/8 in. ID x 5/8 in. OD) siliconePump tubing life 20,000 sample cycles with: 1 L (0.3 gal) sample volume, 1 rinse, 6 minutepacing interval, 4.9 m (16 ft) of 3/8 in. intake tube, 4.6 m (15 ft) of vertical lift,21 °C (70 °F) sample temperatureVertical sample lift Maximum 8.5 m (28 ft) for: 8.8 m (29 ft) of 3/8-in. vinyl intake tube at sea levelat 20–25 °C (68–77 °F)Pump flow rate 4.8 L/min (1.25 gpm) at 1 m (3 ft) vertical lift with 3/8-in. intake tube typicalSample volume Programmable in 10-mL (0.34 oz) increments from 10 to 10,000 mL (3.38 ozto 2.6 gal)Sample volume repeatability(typical)±5% of 200 mL sample volume using uncalibrated liquid detect with: 4.6 m(15 ft) vertical lift, 4.9 m (16 ft) of 3/8-in. vinyl intake tube, single bottle, fullbottle shut-off at room temperature and 1524 m (5000 ft) elevationSample volume accuracy(typical)±10% of 200 mL sample volume using uncalibrated liquid detect with: 4.6 m(15 ft) vertical lift, 4.9 m (16 ft) of 3/8-in. vinyl intake tube, single bottle, fullbottle shut-off at room temperature and 1524 m (5000 ft) elevationSampling modes Pacing: Time-fixed, flow-fixed, time-variable, flow-variable, constant timevariable volume (CTVV).Refer to Constant Time Variable Volume (CTVV) sampling on page 23.Distribution: Single bottle composite, multi-bottle composite, multi-bottlediscrete, bottles per sample, samples per bottle, combination of bottles persample, samples per bottleRun modes Continuous or non-continuous with user-entered number of samplesMultiple programs Stores up to three sampling programsTransfer velocity (typical) 0.9 m/s (2.9 ft/s) with: 4.6 m (15 ft) vertical lift, 4.9 m (16 ft) of 3/8-in. vinylintake tubing, 21 °C (70 °F) and 1524 m (5000 ft) elevationLiquid sensor Ultrasonic. Body: Ultem® NSF ANSI standard 51 approved, USP Class VIcompliantSample history Up to 510 recordsAir purge Air purged automatically before and after each sample. The durationautomatically compensates for varying intake tube lengths.Event log 510 recordsConnections Power, auxiliary, serial communications, distributor, SDI-12Wetted materials Stainless steel, polyethylene, Teflon, Ultem, siliconeCommunications RS232, Modbus, SDI-12Warranty 1 yearGeneral informationIn no event will the manufacturer be liable for direct, indirect, special, incidental or consequentialdamages resulting from any defect or omission in this manual. The manufacturer reserves the right tomake changes in this manual and the products it describes at any time, without notice or obligation.Revised editions are found on the manufacturer’s website.4 English |
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