System 182-XT-4
Relay outputs
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6.4.2
System monitoring
Function
The System monitoring enables the monitoring of system errors.
To set up the System monitoring function for a relay output, you have
to select the System option when linking the relay output (see section
6.2.1).
It can be used to monitor the following system errors:
Settings
Collective error
message
In the case of a Collective error message, the relay opens if one of the
following malfunctions occurs:
One of the sensors properly registered at the controller does not
supply a valid main measured value
One of the sensors properly registered at the controller does not
supply a valid secondary measured value
In any case, the relay remains open for 10 seconds and only closes
when the malfunction is no longer present.
In the following cases, the relay does not open despite an invalid
measured value:
The sensor is being calibrated
The sensor is in the maintenance condition
The sensor is being cleaned with the aid of a valve module in the
system (compressed air operated cleaning system).
Settings
Selection
Explanations
Power failure
On
Off
The Power failure On function
monitors the supply voltage in
the
DIQ/S 182-XT-4-PR. If the
voltage falls below a critical
value, the relay switches.
Collective error
On
Off
The Collective errorOnfunction
simultaneously monitors the
proper function of all sensors.
(for details, see below this
table)
Action
Open
For all functions of the System
monitoring, the relay action is
set to Open.
Summary of Contents for YSI 182-XT-4
Page 6: ...Contents System 182 XT 4 0 4 ba76027e02 12 2014...
Page 10: ...Overview System 182 XT 4 1 4 ba76027e02 12 2014...
Page 14: ...Safety System 182 XT 4 2 4 ba76027e02 12 2014...
Page 64: ...Installation System 182 XT 4 3 50 ba76027e02 12 2014...
Page 82: ...Operation System 182 XT 4 4 18 ba76027e02 12 2014...
Page 88: ...The SETTINGS menu System 182 XT 4 5 6 ba76027e02 12 2014...
Page 114: ...Relay outputs System 182 XT 4 6 26 ba76027e02 12 2014...
Page 116: ...Maintenance and cleaning System 182 XT 4 7 2 ba76027e02 12 2014...
Page 122: ...What to do if System 182 XT 4 8 6 ba76027e02 12 2014...
Page 134: ...Technical data System 182 XT 4 9 12 ba76027e02 12 2014...
Page 135: ...System 182 XT 4 1 ba76027e02 12 2014...
Page 138: ...Accessories and options System 182 XT 4 11 2 ba76027e02 12 2014...
Page 142: ...Appendix store separately if required System 182 XT 4 13 2 ba76027e02 12 2014...
Page 143: ......