Metrohm 794 Basic Titrino Instrukcja Użytkownika Pobierz pdf (Strona 149)

4.2. Diagnosis

794 Basic Titrino

145

RS232 test-connector?

• Insert the 3.496.8480 test plug in 'RS 232' port.

• Press <Enter>.

Test sequence:

1. In case of an error an error message is displayed. If for example no test plug is con-

nected, error message

error 68

appears).

2. If no error is found, after about 5 s display shows

RS232 test o.k.

• Remove test plug.

• Press <Clear>.

diagnose press key 0...9

10 Spindle drive and stopcock changeover

• Press <Clear>.

The Titrino fills (only if an exchange unit is inserted)

The Titrino gets out of the diagnosis menu and returns to the user program.

• Remove exchange unit.

• Check spindle zero position, see Fig. 5.

0.2 - 0.6 mm

Fig. 5 Fig. 6

The spindle must be 0.2 - 0.6 mm below the edge of the sliding plate.

The bar of the stopcock coupling must be exactly parallel to the lateral edges of the MPT

Titrino, see Fig.6.

• Reinsert Exchange Unit.

Titrino fills.

The display of before reappears.

• Knob 'dV/dt' to right stop.

• Press the <DOS> key (on instrument) until the piston rod reaches the top and at the

same time measure the time from start to end.

XXX X ********

cylinder em

ty !

mind selected language!

1 2 ... 144 145 146 147 148 149 150 151 152 153 154 ... 197 198

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Metrohm 794 Basic Titrino Instrukcja Użytkownika Strona 149