Yokogawa GC1000 Mark II Process Gas Chromatograph - Manual (Page 63)

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<Toc> <Ind> <5. Actions of External Input and Output Signals >
IM 11B03A03-01E 3rd Edition : Aug. 23. 2006-00
5.2.2 Stream
When the stream with the number specified in the DO Setup panel runs, the contact output
turns On.
Actions when Stream 1 is specified for Contact Output 1, are described below.
(1) When the operation mode is changed from Stop to Run:
When the Warming up time of Stream 1 starts, the contact output turns On.
(2) When the operation mode is changed from Run to Stop:
The contact output is kept On until the measurement status is changed next.
(3) When the operation mode is changed from Run to Pause:
The contact output is kept On.
(4) When Stream (continuous) is changed from 1 to 2:
When the analysis of Stream 2 starts, the contact output turns Off.
(5) When Stream (continuous) is changed from 2 to 1:
When the analysis of Stream 1 starts, the contact output turns On.
(6) When Stream (continuous) 1 is changed to other measurement status:
When the Warming up time for the first stream of the other measurement status starts,
the contact output turns Off.
5.2.3 Operation Mode
When the operation mode specified in the DO Setup panel is enabled, the contact output
turns On. If Run is specified, the start of the Warming up time triggers the contact output to
turn On.
5.2.4 Alarm
If an alarm specified in the DO Setup panel is generated, the contact output turns On.
When the alarm is cleared, the contact output turns Off.
5.2.5 Timing
The contact output turns on and off according to the timing specified in the Method Setup
panel.