9
Specifications
Automatic shutdown
Multiple Bottle Mode: After complete revolution of distributor
arm (unless Continuous Mode selected). Composite Mode:
After preset number of samples have been delivered to
composite container, from 1–999 samples, or upon full
container.
Sample volume
Programmed in milliliters, in one mL increments from 10 to
9,999 mL.
Sample volume repeatability ±5% typical
Interval between samples
Time Proportional Sampling: Format: Selectable in single
increments from 1 to 9,999 minutes in one minute increments.
Flow Proportional Sampling: Continuous Volume, Variable
Time (CVVT):1–9999 units of flow volume, where units are
whatever is set up for in the integral flow option or-1–9999
external-meter flow pulses (momentary contact closure 25
msec or 5–12 V dc pulse; 4–20 mA interface optional)
Flow Proportional Sampling: Constant Time, Variable Volume
(CTVV):
Format: 999: 00 hrs:min.Selectable in 1-minute increments of
1 to 59,940 minutes.
Multiplex (multiple bottle mode)
Programming allows multiple samples per bottle and/or
multiple bottles per sample collection.
Sample pump and strainer
Sample pump
High speed peristaltic, dual roller, with
3
/8” ID by
5
/8” OD
medical grade silicone rubber pump tube.
Pump body Impact/corrosion resistant, glass reinforced Delrin®
Vertical lift 27 ft maximum
Sample transport velocity 2 ft/sec minimum, at 15 ft vertical lift in a
3
/8” ID intake tube
Pump flow rate 60 mL/sec at 3 ft vertical lift in a
3
/8” ID intake line
Liquid sensor Non-wetted, non-contact, ultrasonic
Intake purge
Air purged automatically before and after each sample;
duration automatically compensates for varying intake line
lengths
Pump/controller housing
High impact injection molded ABS; submersible, watertight,
dust tight, corrosion & ice resistant
Internal clock Indicates real time and date; 0.007% time base accuracy.
Manual sample
Initiates a sample collection independent of program in
progress.
Intake rinse
Intake line automatically rinsed with source liquid prior to
each sample, from 0 to 3 rinses.
Intake retries
Sample collection cycle automatically repeated 0–3 times if
sample is not obtained on initial attempt.
Intake tubing
¼” and
3
/8” ID vinyl or
3
/8” ID Teflon* lined polyethylene with
protective outer cover.
Intake strainers
Choice of Teflon
®
and 316 stainless construction, and all 316
stainless steel in standard size and low profile for shallow
depth applications.
Goodnal STP ST041 Pre Treatment (Sigma 900 MAX All Weather Refrigerated Sampler) Vendor Manual
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