User Manual

2 GMC-I Messtechnik GmbH

Operating Overview – Connections, Keys, Rotary Switch, Symbols

1 Display (LCD) (see page 3 for significance of symbols

2 HOLD / CONT Pause/resume ramp/interval

 Increase parameter values

Mode menu:

Selection of individual menu entries against direction of flow

3 ON / OFF | LIGHT, key for switching device and display illumination on and off

4 OUT | ENTER

OUT: Switch calibrator output on and off

Mode menu: Acknowledge entry (ENTER)

 Move cursor to the right

SELECT RANGE operating mode: ramp function selection

6 Rotary switch for calibration functions and complete shutdown

7 DAkkS calibration mark

8 Connector jacks for calibrator output

9 HOLD / CONT Pause/resume ramp/interval

 Reduce parameter values

Mode menu:

Selection of individual menu entries in direction of flow

10 CAL | SETUP

Key for switching back and forth between calibration and menu function

11 SELECT | ESC

Mode menu: Exit current menu level and

return to a higher level,

exit parameters configuration

without saving data.

Pause ramp/interval.

 Move cursor to the left,

SELECT RANGE operating mode: interval function selection

13 Power pack connector jack (accessory: NA X-TRA)

14 Infrared interface (accessory interface adapter:

USB X-TRA)

Not a measurement input!

Do not apply interference voltage,

except with current sink.