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Technical Specification
Alternative Tally Control Connections
Shorting Plug (TallyPlus and ClockPlus)
If a constant red display is required, a 3.5 mm shorting jack plug can be
inserted into the opto sensor socket. The shorting jack plug can be
easily made by wiring the tip and sleeve of the plug together.
Switch Control Cable (TallyPlus and ClockPlus)
The tally colour status change can be controlled manually by inserting
a switching cable (ground loop) into the opto sensor socket. An
operator in the control room, for example, could then change the tally
status when required.
The switching cable consists of a 3.5
mm jack plug, a length of twin
conductor cable, and a latching on/off
switch.
Logic Control Connection (ClockPlus)
The tally input connector senses a positive logic signal applied to the
input and switches the display red.
Connector type: 3.5 mm mono jack socket.
Logic voltage specification:
High State (Red Tally)
>2.5V, <12.5V
Low State (Green Tally)
<1.0V or CONTACT OPEN
Pin
Signal
Tip
HOT
Sleeve
GROUND
Summary of Contents for ClockPlus
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