Metrohm 930 Compact IC Flex Oven/SeS/Deg User Manual download pdf (Page 104)

7.7 Eluent degasser

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930 Compact IC Flex Oven/SeS/Deg (2.930.2460)

7.7 Eluent degasser

Material Fluoropolymer

Resistance to sol-

vents

No restriction (except PFC)

Time to establish

vacuum

< 60 s

7.8 High-pressure pump

Type

￭ Serial dual-piston pump

￭ Intelligent pump head recognition

￭ Chemically inert

￭ Metal-free pump heads

￭ Materials in contact with the eluent: PEEK, ZrO

, PTFE/PE

￭ Self-optimizing flow and pressure

Flow rate

Adjustable flow

range

0.001 - 20.0 mL/min

Flow increment 1 µL/min

Reproducibility

of the eluent

flow

< 0.1% deviation

Pressure range

Pump 0 - 50.0 MPa (0 - 500 bar)

Pump head 0 - 35.0 MPa (0 - 350 bar) (applies for the standard PEEK pump head)

Residual pulsa-

tion

< 1%

Safety shutdown

Function Automatic shutdown upon reaching the pressure limit values

Maximum pres-

sure limit

￭ Adjustable from 0.1 - 50 MPa (1 - 500 bar)

￭ The pump is automatically shut down at the first piston stroke

above the maximum limit value

Minimum pres-

sure limit

￭ Adjustable from 0 - 49 MPa (0 - 490 bar)

￭ The shutdown mechanism is inactive at 0 MPa

￭ The shutdown mechanism becomes active 2 minutes after system

start

￭ The pump is automatically shut down after 3 piston strokes below

the minimum pressure limit

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Metrohm 930 Compact IC Flex Oven/SeS/Deg User Manual Page 104

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