Operator's Manual
DS7A - Constant Current Stimulator
Making Trigger Connections to the DS7A
All Trigger connections to the DS7A will be made to the rear panel, shown below.
Symbols used in connection with the Trigger.
Output - signal output
connector.
Active "high" square wave
pulse produced
Input - signal input connector.
Active "low" square wave
pulse produced
Positive going pulse required
Negative going pulse required
Foot switch connector.
Note: Only connect to other
Medical Equipment.
Description of socket function
TRIGGER-OUT socket - provides a trigger output pulse whenever the unit receives a valid TRIGGER-IN
signal.
TRIGGER-IN socket
- allows an external voltage change to trigger the unit (Logic signal (+3 to +15 V)
+ve edge, TTL compatible).
Foot switch input
- allows a foot switch to be used to trigger the unit.
Digitimer Ltd.
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Copyright © 2014
File Ref: N:\Docs\Company\Manuals\DS7A\Issue-14\DS7A-iss14.odt
Last Revised: February 1, 2017
