
85
External Input and Output Terminals and Signals
7.1 External Input and Output Terminals and Signals
Switching the current sink (NPN) and current source (PNP)
The EXT. I/O MODE switch (NPN/PNP) allows you to change the type of the compatible PLC
(programmable logic controller). The EXT. I/O MODE is set to NPN at the time of shipment.
CAUTION
Turn off the power of the instrument and then switch the EXT. I/O MODE switch
(NPN/PNP).
Set the NPN/PNP setting according to the instrument to be connected
externally.
Otherwise, the instrument connected to the EXT. I/O connector can be damaged.
EXT. I/O MODE switch (NPN/PNP) setting
NPN
PNP
Input circuit
Compatible with sink output
Compatible with source output
Output circuit
Non-polar
Non-polar
ISO_5 V output
+5 V output
−5 V output
Current sink
Current source
Connector used and signal arrangement
This instrument can be controlled using the EXT. I/O.
“Input/output test (EXT. I/O test function)” (p. 95) is useful for checking the EXT. I/O input/output.
IMPORTANT
The connector frame is connected to a metal part on the back of the instrument and protective
ground terminal of the power inlet.
Connector used
D-sub 37-pin female #4-40 inch screw
Compatible
connector
DC-37P-ULR (soldered type)
DCSP-JB37PR (pressure welded type)
Japan Aviation Electronics Industry, Ltd.
See “Interface specifications” “(4) EXT. I/O” (p. 187).
External Control (EXT
. I/O)
HIOKI BT5525A961-00
Содержание BT5525
Страница 2: ...HIOKI BT5525A961 00 ...
Страница 6: ...Contents 6 HIOKI BT5525A961 00 ...
Страница 48: ...48 Notifying the Judgment Result and Test Completion with a Beep HIOKI BT5525A961 00 ...
Страница 76: ...76 Initializing the Instrument Reset HIOKI BT5525A961 00 ...
Страница 82: ...82 Deleting Panel Data HIOKI BT5525A961 00 ...
Страница 200: ...200 License Information HIOKI BT5525A961 00 ...
Страница 215: ...www hioki com HIOKI BT5525A961 00 ...