Honeywell HF800 Series, Справочное руководство

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Input/output settings
Input Channel settings
There are two inputs on the reader, with the protection of 2 polarity insensitive
optocouplers: input1 and input2, they work with same functions as external trigger. Its
main functions are: acquisition trigger in external trigger mode. By default, input1 and
input2 are associated with None polarity, the input signals are fully programmable by
the users.
Polarity and Debounce time
Select tab of the DataMax
®
.
1. Polarity The active state of these inputs is: NONE, Rising Edge, Falling Edge,
Low Level, High Level.
2. Debounce time an anti-disturbance filter. The value can be changed through the
software parameter;
To set input1 or input2 work as external trigger, the Operation Mode should be
set to external Trigger mode, there are
one shot mode, burst mode,
continuous mode under external trigger mode.
For example:
If select Polarity Low Level. Set the Operation Mode to
Continuous mode , the low
level will start decoding barcode and the High level will stop decoding. If the Reader
get the barcode data during the low level, it will also stop decoding.
Decoding
Start
Stop