Gossen Metrawatt Metrahit Iso Insulation measuring device, CAT III 600 V Metrahit Iso Benutzerhandbuch

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Metrahit Iso
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GMC-I Gossen-Metrawatt GmbH
Interface Operation
7
Interface Operation
The multimeter is equipped with an infrared interface for the trans-
mission of measurement data to a PC. Measured data are opti-
cally transferred through the instrument housing by means of in-
frared light to an interface adapter (accessory), which is attached 
to the multimeter. The adapter’s USB interface allows for the 
establishment of a connection to the PC via an interface cable. 
Beyond this, commands and parameters can be transmitted from 
the PC to the multimeter as well. The following functions can be 
executed:
• Configuration and read-out of measuring parameters,
• Measuring function and measuring range selection,
• Start measurement,
• Read out stored measured values.
7.1
Activating the Interface
The interface is automatically activated for receiving operation 
(multimeter receives data from the PC) as soon as the interface is 
addressed by the PC, assuming that the “
irStb” parameter has 
been set to “
ir on” (see chapter 7.2), or the instrument is already 
switched on (the first command wakes up the multimeter, but 
does not yet execute any further commands).
The “continuous transmission” operating mode is selected 
manually as described below. In this operating mode, the 
instrument continuously transmits measurement data to the PC 
via the interface adapter, which can then be displayed with the 
help of a terminal program. 
Starting Continuous Transmission Operation with Menu Functions
 
1nFo 
Z
 ... 
Z
 
SEnd 
 
StArt 
 
send 
 
The 
 symbol blinks at the display in order to indicate interface 
operation.
Stopping Continuous Transmission Operation with Menu Functions
 
1nFo 
Z
 ... 
Z
 
SEnd 
 
send 
 
 
stop 
 
 
send 
 
The 
 symbol is cleared from the display.
Automatic Activation and Deactivation of Transmission Mode Operation
If the sampling rate is 10 seconds or longer, the display is 
switched off automatically between samples in order to prolong 
battery service life. The only exception is when the multimeter is 
set to continuous operation. 
As soon as an event occurs, the display is automatically switched 
back on.
MEASURE
SETUP
FUNC
ENTER
FUNC
ENTER
MEASURE
SETUP
FUNC
ENTER
FUNC
ENTER
FUNC
ENTER