User Manual

2-2 Connections 2400 Series SourceMeter
®
User’s Manual
Connection overview
WARNING To prevent electric shock, test connections must be configured
such that the user cannot come in contact with conductors or
any DUT that is in contact with the conductors. Safe installa
-
tion requires proper shields, barriers, and grounding to pre-
vent contact with conductors. Operator protection and safety
are the responsibility of the person installing the product.
During power-up, voltage spikes may appear on the terminals
of the SourceMeter. These voltage spikes could be at hazard
-
ous levels (42.4V peak) and could damage sensitive DUTs.
Never touch external circuitry or the test leads when powering
up the SourceMeter. It is good practice to always disconnect
DUTs from the SourceMeter before powering up the SourceMe
-
ter.
Hazardous voltages may be present on the output and guard
terminals. To prevent electrical shock that could cause injury
or death. NEVER make or break connections to the SourceMe
-
ter while the unit is on. Power off the equipment from the front
panel or disconnect the main power cord from the rear of the
SourceMeter before handling cables connected to the outputs.
Putting the equipment into standby mode does not guarantee
the outputs are not powered if a hardware or software fault
occurs.
Front/rear terminals selection
The OUTPUT (HI and LO) and SENSE (HI and LO) terminals are accessible from
both the front and rear panels. The GUARD, GUARD SENSE, and EARTH (chas-
sis ground) terminals are only accessible from the rear panel.
Front panel terminals selection
The FRONT/REAR TERMINALS key is used to control which set of terminals is
connected to the SourceMeter. Pressing this key toggles the SourceMeter con-
nections between the front and rear terminals. When the REAR annunciator is on,
the rear terminals are connected to the SourceMeter. When REAR is off, the front
terminals are selected.
NOTE When the FRONT/REAR TERMINALS key is pressed, the OUTPUT will
turn OFF.