Michell Instruments Liquidew EExd, User Manual

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Liquidew EExd User’s Manual
Michell Instruments 23
OPERATION
VARIABLES PAGE 1/3
UNITS
apply
alarm
OP1 MIN
OP1 MAX
OP2 MIN Moisture
cumeme
0 PPM(W)
-100 PPM(W)
20 PPM(W)
0
o
C
Variables Page in single channel configuration with Moisture & Solute Cumene selected
Figure 20 VARIABLES Pages (Examples)
3.7.3 Single Channel Configuration Variables Pages
For more information on each variable refer to Appendix B.
Variables Page 1
Variable Brief Description
UNITS Measurement, either moisture content or dew point
apply
When calculating moisture content, this variable is used to select the
sample solute type or user-defined solute
alarm Moisture content or dew-point value that trips the process alarm
OP1min Moisture content or dew-point value that gives 4 mA on mA1 output
OP1max Moisture content or dew-point value that gives 20 mA on mA1 output
OP2min Temperature value that gives 4 mA on mA2 output
Variables Page 2
Variable Brief Description
OP2max Temperature value that gives 20 mA on mA2 output
°C/°F
Temperature units selection
INT TEMP Set-point temperature of the internal heater
TIME
System time
DATE System date
ADDR
Sets the instrument address for serial communications
Variables Page 3
Variable Brief Description
LOG INT’VAL
Time interval between data logs
RESET LOG Clears the logged data
SET DEFAULT
Sets the system defaults