6700SR Refrigerated Sampler
8
Table 3 Technical Specifications for the 6700SR Sampler
General Notes:
1. All weights may vary ±1 lb (±
1
/
2
kg).
2. All dimensions may vary ±
1
/
4
inch (±0.64 cm).
3. Sample delivery specifications valid for the following conditions and ranges, unless otherwise stated: 75
o
F
(24
o
C) ambient, sample liquid–tap water at 50 to 80
o
F (10 to 27
o
C), sample volumes from 50 ml to 1000 ml,
suction line lengths of 25 ft (7.6 m) or less, suction heads from 1 to 20 ft (0.3 to 6.1 m), atmospheric pressure
between 29.92 and 31.89 inHg (760 and 810 mmHg), and a power source of an Isco High Capacity Power Pack
at 12.5 volts DC no load output.
6700 C
ONTROLLER
, P
UMP
,
AND
T
UBING
: M
ECHANICAL
S
PECIFICATIONS
Weight of Controller:
Controller only: 13.0 lbs (5.9 kg)
With pump tube: 13.2 lbs (6.0 kg)
Controller Dimensions:
Length: 10.3 in (26.0 cm)
Width: 12.5 in (31.7 cm)
Height: 10 in (25.4 cm)
Temperature Ranges:
Operational: 32°F to 120°F (0°C to 49°C)
Storage: 0°F to 140°F (-18°C to 60°C)
Enclosure:
NEMA 4X and 6 Pump: IP17 Enclosure: IP67
Typical Delivered
Volume Accuracy:
(The ability to deliver the programmed sample volume.)
±10 ml or ±10% of programmed value, whichever is greater.
Typical Repeatability:
(The ability to repeat the delivered volume for a set of samples collected under the
same conditions.)
±5 ml or ±5% of the average of the maximum and minimum sample volume in a
sample set, whichever is greater.
Typical Pump Flow Rate and
Line Transport Velocity:
Suction Head Flow Rate Line Transport Velocity
3 feet 3.9 liters per minute 3.0 ft/s (0.91 m/s)
5 feet 3.9 liters per minute 3.0 ft/s (0.90 m/s)
10 feet 3.7 liters per minute 2.9 ft/s (0.87 m/s)
15 feet 3.6 liters per minute 2.7 ft/s (0.83 m/s)
20 feet 3.3 liters per minute 2.5 ft/s (0.77 m/s)
23 feet 3.1 liters per minute 2.3 ft/s (0.71 m/s)
25 feet 2.8 liters per minute 2.2 ft/s (0.66 m/s)
Maximum Suction Head:
(The maximum suction head is the vertical height at which a sample can be taken.)
28 ft (8.5 m) at 30 inHg (762 mmHg)
Pump Tube Life:
Tube life may vary depending on the abrasiveness of the sample liquid.
Recommended maximum 1,000,000 pump counts. This equates to 912 standard
samples. A standard sample is 200 ml at 5 ft (1.5 m) suction head using a 10 ft (3
m) vinyl suction line.
6700 C
ONTROLLER
: E
LECTRICAL
S
PECIFICATIONS
Controller Internal Battery:
5 years minimum (Maintains internal logic, program settings and stored
data)
Real Time Clock Accuracy:
1 minute per month
Program Memory:
Nonvolatile programmable Flash.
Can be field updated via the interrogator connector.
Sampler Power Requirements:
Nominal: 12 volts DC supplied by the refrigerator
Operational: 11 to 13 Volts DC
Absolute Maximum: 14.4 Volts DC