Extech Instruments SD750 User Manual page 7

4. bEEP: Set the beeper ON or OFF
Use the ▲ button to select ON or OFF and then press Enter to store the setting and to
advance.
5. dEC: Set the SD card decimal character
Use the ▲ button to select USA (for decimal point usage) or Euro (for comma usage) and
press ENTER to store the setting and to advance.
6. rS232: Set the RS232 data output stream ON/OFF
Use the ▲ button to select ON or OFF and then press ENTER to store the selection and to
advance. For streaming of data to a PC via the RS232 Output jack, the optional 407001‐USB kit
(RS232 to USB cable and driver CD) along with the 407001 software (available free at the
extech website www.extech.com) are required.
7. tyPE CH1: Set Channel 1 Pressure Sensor range
The selected range must match the range for a given transducer. Use the ▲ button to select
2, 5, 10, 20, 50, 100, 200, or 400 bar and then press ENTER to store the setting and to
advance.
8. tyPE CH2: Set Channel 2 Pressure Sensor type (same procedure as for Channel 1 above)
9. tyPE CH3: Set Channel 3 Pressure Sensor type (same procedure as for Channels 1 and 2)
10. unit: Set the unit of measure for all channels
Use the ▲ button to select a unit of measure. All channels share the same unit of measure.
The options are BAR, PSI, kg/cm
11. ESC: Exit the setting mode. Press the SET button to return to normal operation.
System RESET
If a condition appears where the CPU does not respond to keystrokes or the meter display
seems frozen, press the recessed RESET button on the left side of the datalogger behind the
protective door to return the meter to a working state (insert a paper clip or similar pointed
object to press the RESET button).
RS‐232/USB PC Interface
For streaming of data to a PC via the RS232 Output jack, the optional 407001‐USB kit (RS232 to
USB cable and driver CD) along with the 407001 software (available free at the extech website
www.extech.com) are required.
2
, mm HG, in HG, m H
7
O, in H 0, ATP (atmospheres), and kPa.
2 2
SD750-EU-EN V1.6 08/13