Yokogawa GC1000 Mark II Process Gas Chromatograph - Manual (Page 64)

<Toc> <Ind> <5. Actions of External Input and Output Signals >
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IM 11B03A03-01E 3rd Edition : Aug. 23. 2006-00
5.3 Contact Input
The following six types can be specified for up to eight contact inputs as standard.
• Stream Sequence command
• Stream (continuous) command
• Stream (1 cycle) command
• Calibration (Validation)
• Operation Mode
• Alarm processing
CAUTION
Contact input requires closed, pulse input. For input, closed, pulse input for at least 2
seconds must be performed. Closed, pulse input for less than 2 seconds may result in
invalid function. Status input must not be performed.
For actions other than alarm processing, refer to Section 4.4, “Description of Actions.”
When alarm processing is specified for contact input, the alarm specified in the DI Setup
panel is generated.