Metrohm 773 pH/mV Simulator Manual do Utilizador descarregar pdf (Página 3)

1.1 Instrument

773 pH/mV Simulator

1 Overview

1.1 Instrument

773 pH/mV Simulator

x100

x10

14,3k

PT1000PT100 RE WEWEON/OFF

U/mV

100

1000

~0,002

pH=7

U=0mV

R /M

1 On/Off switch (with pilot lamp)

The instrument switches itself off automatically after 50 minutes.

2 Test of insulation resistance

3 Sockets for checking the temperature measuring input, polariza-

tion sources and conductivity meters

4 Socket for the reference electrode (RE)

5 Sockets for the working electrode (WE)

6 Selection switch for measured quantity

7 Temperature compensation for pH measurement

8 Measurement switch

9 Impedance switch: Simulation of the electrode impedance

Table on top panel with exact notation of measured values.

Battery compartment on the bottom panel (rear panel for series 2).

Type plate on rear panel.

4 5

6 7 8 9

1 2 3 4 5 6 7 8 ... 17 18

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Metrohm 773 pH/mV Simulator Manual do Utilizador Página 3