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7 Technical specifications
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7 Technical specifications
7.1 Membrane pump
Flow rate > 450 mL/min
7.2 Power supply
Voltage
16 - 24 V DC
Power consump-
tion
≤ 650 mA
7.3 Interfaces and connectors
The 823 Membrane Pump Unit does not have any control interfaces. It is
operated and controlled via the power supply.
7.4 Safety specifications
This instrument fulfills the following electrical safety requirements:
CE designation in accordance with the EU directives:
￭ 2006/95/EC (Low Voltage Directive, LVD)
￭ 2004/108/EC (EMC Directive, EMC)
Design and testing ￭ EN/IEC/UL 61010-1
￭ CSA-C22.2 No. 61010-1
￭ Protection class III
￭ EN/IEC 60529
￭ Protection class IP20
Safety instructions This document contains safety instructions which have to be followed
by the user in order to ensure safe operation of the instrument.
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