Appendix E: Short, Opp And Ocp Test Examples - Prodigit 3302F Mainframe Operation Manual

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3302F Series Mainframe Operation Manual

Appendix E: Short, OPP and OCP test examples

The parameters for the Short, Over Power Protection and Over Current Protection tests can be
programmed over the optional computer interfaces. The following examples may prove useful.
SHORT Test
This example sets a short test for 500ms until the STOP command is received.
REMOTE
TCONFIG SHORT
STIME 500
START
TESTING?
STOP
OPP Test
In this example threshold limits are set and the NG signal enabled.
REMOTE
TCONFIG OPP
OPP:START 3
OPP:STEP 1
OPP:STOP 5
VTH 0.6
WL 0
WH 5
NGENABLE ON
START
TESTING?
NG?
OPP?
STOP
OCP Test
This test will start sink at 3A and increase towards 5A in 1A steps.
REMOTE
TCONFIG OCP
OCP:START 3
OCP:STEP 1
OCP:STOP 5
VTH 0.6
IL 0
IH 5
NGENABLE ON
START
TESTING?
NG?
OCP?
STOP
(Set Remote)
(Set SHORT test function)
(Sets short time to 500ms time)*
(Start SHORT testing)
(Ask Testing? 1:Testing,0:Testing End)
(Stop SHORT testing)
* if 500 is replaced with 0 the short test is continuous until STOP command
(Set Remote)
(Set OCP test)
(Set start load watt 3W)
(Set step load watt 1W)
(Set stop load watt 5W)
(Set OPP VTH 0.6V)
(Set watt low limit 0W)
(Set watt high limit 5W)
(Set NG Enable ON)
(Start OPP testing)
(Ask Testing? 1:Testing,0:Testing End)
(Ask PASS/FAIL?,0:PASS,1:FAIL)
(Ask OPP watt value)
(Stop OPP testing)
(Set Remote)
(Set OCP test)
(Set start load current 3A)
(Set step load current 1A)
(Set stop load current 5A)
(Set OCP VTH 0.6V)
(Set current low limit 0A)
(Set current high limit 5A)
(Set NG Enable ON)
(Start OCP testing)
(Ask Testing? 1:Testing,0:Testing End)
(Ask PASS/FAIL?,0:PASS,1:FAIL)
(Ask OCP current value)
(Stop OCP testing)
Page 72

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