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6F3B0250
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T1/T1S User’s Manual
3. I/O Application Precautions
3.1 Application precautions for input signals
(1) Current source / sink selection on the T1-16 dry contact input
The input current flow direction (source or sink) of the T1-16 dry contact input can be
selected by setting the jumper plug on the T1-16 printed circuit board as shown below.
The factory setting is current source. Refer to section 2.4.1 for specifications and signal
connections.
!
WARNING
!
CAUTION
The tool for opening the
cover is attached on the
back of the T1-16.
Remove the tool from the
unit.
Put the tool on the side of
the unit so that the marks
<
on the tool and the unit
are aligned.
Push the tool to unhook
the cover. Then remove
the cover.
(1) Turn off power before
opening the cover.
(2) Take care not to touch
any electrical parts on
the board. Static
electricity can cause
damage.
(3) Use a pair of tweezers
to change the jumper
plug setting.
Jumper plug
3 side:
Source
1 side:
Sink
Configure emergency stop and safety interlocking circuits outside the
T1/T1S. Otherwise, malfunction of the T1/T1S can cause injury or serious
accidents.
CTi Automation - Phone: 800.894.0412 - Fax: 208.368.0415 - Web: www.ctiautomation.net - Email: info@ctiautomation.net