Specifications – Hach-Lange BUHLER 2000 Water sampler User Manual
Page 7

Specifications
Page 7
Manual BÜHLER 2000/1029
Device designation
Bühler 2000
Housing
PE/PC(GF10)
Thermostatic control
Insulated sample compartment (40 mm insulating layer)
Option: freezer packs (200x10x8 mm)
Option: compressor cooling (12V/115V/230V)
Control
Microprocessor control, foil keyboard, back-lit four-line LC-display
Data memory
Non-volatile data memory: storage of sampling and malfunction data
like sample extractions, bottle changes, messages, external signals
Programming
6 user programs (can be edited freely)
Program start options
Immediately, at a certain time, by an external signal
Program stop options
End of sampling program after one program run, continuous operation
Pause mode
Interruption of program at any time
Overfilling protection
Adjustable from 1–999 samples/bottle
Interval setting
1 min. to 99 h 59 min. in steps of 1 minute
Pulse setting
1 to 255 pulses/sample
Manual sample extraction
Possible at any time without interrupting the current program run
Program protection
Up to 5 years after voltage loss
Interface
RS 232
GSM modem / wireless
communication
Optional (in combination with PC software)
Languages
Multi-language, selectable
Signal inputs
• 1x analogue: 4-20 mA, optional 0-20 mA,
minimum voltage: 3,3 V (optocoupler)
• 5x digital:(flow, event, 3 inputs can be programmed freely
Signal outputs / status
messages
Max. 8 digital outputs, depending on device version; freely
programmable
Sampling method
Vacuum system 20-350 ml
Single sample volume
accuracy
< 2,8 %
Suction height
Max. 6,5 m (at 1013hPa)
Pumping speed
>0,5 m/s at a suction height of up to at least 5 m (at 1013hPa); pump
capacity can be adjusted electronically
Suction hose
PVC, L=5 m, ID=9 mm (ID 16 mm at flow-proportional option).
Max. hose length 30 m.
Sampling modes
Time-related, flow-dependent, flow-proportional (option), event-
related, manual sample
Bottle variants
24 x 1 L PE (standard)
13 L composite container
25 L composite container
4 x 5 L PE
16 x 1 L with freezer packs
Overall dimensions
(Hxwxd)
787 x 510 x 468 mm
1030 x 548 x 470 mm with compressor cooling
Weight
22,4 kg 24x1 L version
34 kg 24x1 L version with compressor cooling (sampler incl. battery,
without suction hose, empty bottles)
Power supply
12 V/ 10 Ah lead gel battery (maintenance-free, sealed, leak proof)
115V or 230V mains-operation by means of battery charger in buffer
mode (float charge); power requirement max. 30 W
Number of samples
Approx. 2000 samples per battery charge [determined at an ambient
temp. of 20° C, 1,5 m suction height, sampling interval of 1 min.] incl.
distributor advance
Ambient temperature
0 to + 45°C
Sample temperature
0 – 40°C