Hach-Lange SD900 Refrigerated Sampler, SD900 AWRS Basic User Manual - Manual (Page 4)

Specification Refrigerated AWRS
Sample bottle
capacity Single bottle: 10 L (2.5 gal) glass or polyethylene, or 21 L (5.5 gal) polyethylene
Multiple bottles: two 10 L (2.5 gal) polyethylene and/or glass, four 10 L (2.5 gal)
polyethylene and/or glass, eight 2.3 L (0.6 gal) polyethylene and/or 1.9 L (0.5 gal) glass,
24 1 L (0.3 gal) polyethylene and/or 350 mL (12 oz.) glass
Warranty 1 year
1 Refer to the expanded version of this manual for a dimension drawing.
2 Radio frequency interference in the 30 to 50 MHz range can cause a maximum temperature change of 1.3 °C
(34.3 °F). Adjust the set point temperature to 2 to 10 °C (35.6 to 50 °F) to correct this interference.
SD controller
Specification Details
Dimensions (W x H x D) 29.2 x 17.1 x 26.4 cm (11½ x 6¾ x 10 3 /
8
in.)
Weight 4.2 kg (9.26 lb)
Enclosure PC/ABS blend, NEMA 4X, 6, IP 67
Power requirements Refrigerated sampler: 15 VDC supplied by a 8754500 power supply; AWRS
sampler: 15 VDC supplied by an integral power supply
Overload protection 7 A, DC line fuse for the pump
Operating temperature 0 to 50 °C (32 to 122 °F)
Storage temperature –30 to 60 °C (–22 to 140 °F)
Storage/operating humidity 100% condensing
Pump Peristaltic high speed, with spring-mounted Nylatron rollers
Pump enclosure IP37
Pump tubing 9.5 mm ID x 15.9 OD mm ( 3 /
8
in. ID x 5 /
8
in. OD) silicone
Pump tubing life 20,000 sample cycles with: 1 L (0.3 gal) sample volume, 1 rinse, 6 minute
pacing 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 temperature
Vertical sample lift Maximum 8.5 m (28 ft) for: 8.8 m (29 ft) of 3 /
8
-in. vinyl intake tube at sea level
at 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 typical
Sample volume Programmable in 10-mL (0.34 oz) increments from 10 to 10,000 mL (3.38 oz to
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, full
bottle shut-off at room temperature and 1524 m (5000 ft) elevation
Sample 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, full
bottle shut-off at room temperature and 1524 m (5000 ft) elevation
Sampling modes Pacing: Time-fixed, flow-fixed, time-variable, flow-variable, constant time
variable volume (CTVV).
Refer to Constant Time Variable Volume (CTVV) sampling in the expanded
version of this manual.
Distribution: Single bottle composite, multi-bottle composite, multi-bottle
discrete, bottles per sample, samples per bottle, combination of bottles per
sample, samples per bottle
Run modes Continuous or non-continuous with user-entered number of samples
4 English