GRAPHTEC GL2000 User Manual page 25

CHAPTER 2 Checks and Preparation
Alarm Output Specifications
Number of Output channels
Output format
Trigger output time
When the power is turned OFF or ON, the device temporarily becomes at an alarm state .
Trigger output
2-12
Item
4
Output 1 is used for alarm output and trigger output by switching.
Open collector output
+5 V, 10 kΩ pull-up resistance
* For details of alarm output, refer to the next page.
When a start trigger or a stop trigger is detected, a pulse of approx.500 μs
width is output from the output 1 terminal.
(When setting low active and trigger output)
* When a stop trigger is issued within 1 ms from the start trigger, the trigger
is output at an interval of approx.1 ms.
Trigger output
of start trigger
Approx. 500μs
Description
Trigger output
of start trigger
Approx. 500μs
Approx. 1ms