Operation - Greenlee SDMM-1 Instruction Manual

Operation

1. Press ON/OFF to turn on the unit. Select the proper function according to the Settings
Table.
2. See Typical Measurements for specific measurement instructions.
3. Test the unit on a known functioning circuit or component.
• If the unit does not function as expected on a known functioning circuit, replace the
battery.
• If the unit still does not function as expected, send the unit to Greenlee for repair.
4. Take the reading from the circuit or component to be tested
Settings Table
To measure this ...
Continuity
Diode
/
Resistance
Voltage (AC) AC/DC until VAC appears on display
Voltage (DC) AC/DC until mVDC appears on display
* Tone sounds below threshold. See Specifications.
Diode Table
The fixed test probe is positive and the removable test probe is negative when checking
diodes.
Fixed Test Probe
Anode
Cathode
10
press ...
/V until appears; press
/ / until appears on display
/V until appears; press
/ until appears on display
/V until appears on display
Removable Test Probe
Cathode
Anode
and the tester
will indicate ...
resistance reading*
reading or OL
resistance reading
voltage reading
voltage reading
Result
Diode voltage drop
.OL