org.lsst.ccs.subsystem.refrig

Class EvaporatorPressDevice

java.lang.Object

org.lsst.ccs.monitor.Device

org.lsst.ccs.subsystem.refrig.EvaporatorPressDevice

All Implemented Interfaces:

org.lsst.ccs.framework.HasLifecycle

public class EvaporatorPressDevice
extends org.lsst.ccs.monitor.Device

A virtual device used to calculate cold system evaporator pressure drop

Author:

The LSST CCS Team

Field Summary

Fields

Modifier and Type	Field and Description
static int	CHAN_COLD1
static int	CHAN_COLD2
static int	NUM_CHANS

Fields inherited from class org.lsst.ccs.monitor.Device

alertOfflineId, alertService, configService, fullName, inited, lineMask, lineState, lineWarm, log, mon, name, path, s

Constructor Summary

Constructors

Constructor and Description
EvaporatorPressDevice()

Method Summary

Modifier and Type	Method and Description
protected int[]	checkChannel(org.lsst.ccs.monitor.Channel ch) Checks a channel's parameters for validity.
protected void	close() Closes the device.
protected void	initDevice() Check device parameters
protected void	initialize() Initializes the device.
protected double	readChannel(org.lsst.ccs.monitor.Channel ch) Reads a channel.

Methods inherited from class org.lsst.ccs.monitor.Device

addLine, checkChannel, checkHwLine, checkLine, checkOnline, checkTimeout, configure, disable, dropChannel, dropChannel, enable, getDeviceMonitorUpdateTasks, getFullName, getGroupForChannel, getMonitorUpdateTasksForChannels, getName, getOutputLines, getPath, init, initChannel, initChannel, initChannel, initSensors, isEnabled, isHwLineSet, isLineSet, isOnline, isTimeout, readChannel, readChannelGroup, readChannelGroup, readChannelNow, setDisabled, setHwLine, setLine, setLineWarm, setOnline, setOutputLines, start, testOnline

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.lsst.ccs.framework.HasLifecycle

build, postBuild, postInit, postShutdown, postStart, shutdown

Field Detail

CHAN_COLD1

public static final int CHAN_COLD1

See Also:

Constant Field Values

CHAN_COLD2

public static final int CHAN_COLD2

See Also:

Constant Field Values

NUM_CHANS

public static final int NUM_CHANS

See Also:

Constant Field Values

Constructor Detail

EvaporatorPressDevice

public EvaporatorPressDevice()

Method Detail

initDevice

protected void initDevice()

Check device parameters

Overrides:

initDevice in class org.lsst.ccs.monitor.Device

initialize

protected void initialize()

Initializes the device.

Specified by:

initialize in class org.lsst.ccs.monitor.Device

close

protected void close()

Closes the device.

Specified by:

close in class org.lsst.ccs.monitor.Device

checkChannel

protected int[] checkChannel(org.lsst.ccs.monitor.Channel ch)
                      throws Exception

Checks a channel's parameters for validity.

Overrides:

checkChannel in class org.lsst.ccs.monitor.Device

Parameters:

ch - The Channel to check;

Returns:

A two-element array containing the encoded type [0] and subtype [1] values.

Throws:

Exception - if any errors found in the parameters.

readChannel

protected double readChannel(org.lsst.ccs.monitor.Channel ch)

Reads a channel.

Overrides:

readChannel in class org.lsst.ccs.monitor.Device

Parameters:

ch - The Channel to read.

Returns:

The value read from the channel