MTS 793 Controller Hardware
FlexTest IIm Controller Connections
181
Digital Outputs
•
Digital outputs provide an optically isolated open collector/open
emitter output.
•
The digital outputs are controlled by the Digital Output process in
the MultiPurpose TestWare application. They can also be
controlled manually in the Station Manager application.
•
Each digital output connector located on the Digital I/O Access
Panel supports two channels.
•
Each digital output is an open collector/open emitter rated at 30 V
DC max at 50 mA max.
J1 - 2
6
2
1
7
X1
12 volt common
+CH1
-CH1
External Switch
or
Relay Contact
External Device
3
2
1
+12 VDC
+12 VDC
J3 - 4
9
4
5
8
X4
12 volt common
+CH4
-CH4
External Device
3
2
1
+12 VDC
+12 VDC
Digital I/O
Access Panel
498 Digital I/O
Transition Module
Opto-
Coupler
Digital I/O
Access Panel
498 Digital I/O
Transition Module
Opto-
Coupler
This shows how to
connect an external
switch or a set of relay
contacts to channel 1 of
the digital inputs.
This shows how to
connect an external logic
signal to channel 4 of the
digital inputs.
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