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3 checking contact inputs, 4 assigning contact inputs – Yokogawa Multi Channel Oxygen Analyzer System ZR22/AV550G User Manual

Page 141

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IM 11M12D01-01E

8-15

8. Detailed Data Setting

8.4 Assigning Contact Inputs

External contact inputs allow remote operation of the following functions shown in
Table 8.6 .

Table 8.6 Contact Input Functions

T8.6E.eps

Output Range Switching

While contact signal is applied, output range 2 is selected
and [Range] is displayed on the display. See Fig. 8.15.

CAL start

Contact input starts Semi-Automatic Calibration.
Calibration Mode setting must be Semi-Auto or [Auto].
Contact signal must be applied for at least 1 sec. Even
if input signal continues to be applied, calibration is not
repeated unless contact input is released then reapplied.

Indication Check Start

Contact input starts Semi-Automatic Indication Check.
Indication Check setting must be Semi-Auto or [Auto]. Contact
signal must be applied for at least 1 sec. Even if input signal
continues to be applied, Indication Check is not repeated
unless contact input is released then reapplied.

Blowback start

Contact input starts Blowback. Contact signal must be
applied for at least 1 sec. Even if input signal continues to
be applied, Blowback is not repeated unless contact input
is released then reapplied.

CAL gas pressure low

Contact input disables Semi-Auto or Auto Calibration.

Process Gas Alarm

While contact signal is input, for safety reasons heater power
is turned off. When contact input is released, heater power is
reapplied and warmup begins.
When warmup ends then Measuring mode starts

Item

Function

Tag:

Ch1
21.0

%

Ch2
21.0

%

Ch3
21.0

%

Ch4
21.0

%

Ch5
21.0

%

Ch6
21.0

%

Ch7
21.0

%

Ch8
20.7

%

F8.15.EPS

Range

Fig. 8.15 During Range Switching