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Math off, Watlow ez-zone, Rml module – Watlow EZ-ZONE RM Limit Module Rev C User Manual

Page 102: Chapter 6 features, Math overview, Math process scale

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Watlow EZ-ZONE

®

RML Module

99

Chapter 6 Features

Source Value A

Source Value B
Source Value C

Source Value D

Source Value E

Math

Overview

Instances - 16 per RML

Source Function A

Source Instance A

Source Zone A

Source Error A

Source Function B

Source Instance B

Source Zone B

Source Error B

Source Function C

Source Instance C

Source Zone C

Source Error C

Source Function D

Source Instance D

Source Zone D

Source Error D

Source Function E

Source Instance E

Source Zone E

Source Error E

Range Low

Range High

Pressure Units

Altitude Units

Scale Low

Scale High

Function

Filter Offset

Output Value

Error

[`S2;A]

Source Zone A : 0 to 16

[`S2;C]

Source Zone C : 0 to 16

[`S2;E]

Source Zone E : 0 to 16

[`S2;b]

Source Zone B : 0 to 16

[`S2;d]

Source Zone D : 0 to 16

[`Si;A]

Source Instance A : 1 to 250

[`Si;C]

Source Instance C : 1 to 250

[`Si;b]

Source Instance B : 1 to 250

[`S;id]

Source Instance D : 1 to 250

[`r;Lo]

Range Low : -1,999.0 to 9,999.0

[`r;hi]

Range High : -1,999.0 to 9,999.0

[`S;Lo]

Scale Low : -1,999.0 to 9,999.0

[`S;hi]

Scale High : -1,999.0 to 9,999.0

[oFSt]

Offset : -1,999.000 to 9,999.000

[P;unt]

Pressure Units : PSI, Torr, mBar, Atmosphere, Pascal

[A;unt]

Altitude Units : Feet, Kilofeet

[`FiL]

Filter : 0.0 to 60.0 seconds

[MAt]

Math Menu

[oPEr]

Operation Page

[`Si;E]

Source Instance E : 1 to 250

Error : None, Open, Shorted, Measurement Error, Bad Cal Data,

Ambient Error, RTD Error, Fail, Math Error, Not Sourced, Stale

[MAt]

Math Menu

[`SEt]

Setup Page

[`Su;A]

Source Value A : -1,999.000 to 9,999.000

[`Su;b]

Source Value B : -1,999.000 to 9,999.000

[`Su;C]

Source Value C : -1,999.000 to 9,999.000

[`Su;d]

Source Value D : -1,999.000 to 9,999.000

[`Su;E]

Source Value E : Off, On

[``o;u]

Output Value : -1,999.000 to 9,999.000

[sfn;a]

Source Function A : None, Analog Input, Current, Cool Power, Heat

Power, Power, Linearization, Math, Process Value, Set Point Closed,

Set Point Open, Variable

[``fn]

Function : Off, Average, Process Scale, Deviation Scale, Switch Over,

Differential,

Ratio, Add, Multiply, Absolute Difference, Minimum,

Maximum, Square Root, Sample and Hold, Pressure to Altitude,

Dewpoint

[sfn;b]

Source Function B : None, Analog Input, Current, Cool Power, Heat

Power, Power, Linearization, Math, Process Value, Set Point Closed,

Set Point Open, Variable

[sfn;C]

Source Function C : None, Analog Input, Current, Cool Power, Heat

Power, Power, Linearization, Math, Process Value, Set Point Closed,

Set Point Open, Variable

[sfn;D]

Source Function D : None, Analog Input, Current, Cool Power, Heat

Power, Power, Linearization, Math, Process Value, Set Point Closed,

Set Point Open, Variable

[sfn;e]

Source Function E : None, Alarm, Compare, Counter, Digital I/O,

Profile Event Out A to H, Function Key, Logic, Timer, Variable

[Unit]

Units : Source, None, Absolute Temperature, Relative Temperature, Power,

Process, Relative Humidty

Math

Off

Range Low

Range High

Pressure Units

Altitude Units

Scale Low

Scale High

Function

Filter Offset

Filter

Output Value = Filter [A + Offset]

Display units follows Source A

Source Function A

Source Instance A

Source Zone A

Source Error A

Source Function B

Source Instance B

Source Zone B

Source Error B

Source Function C

Source Instance C

Source Zone C

Source Error C

Source Function D

Source Instance D

Source Zone D

Source Error D

Source Function E

Source Instance E

Source Zone E

Source Error E

Source Value A

Source Value B

Source Value C

Source Value D
Source Value E

Output Value

Error

Math

Process Scale

Range Low

Range High

Pressure Units

Altitude Units

Scale Low

Scale High

Function

Filter Offset

Filter

If E = OFF, Output Value = Filter [(Range

High - Range Low) / (Scale High - Scale

Low) * (A - Scale Low) + Range Low +

Offset] If E = ON, Output Value = Filter

[B + Offset] Scale Low/High and Range

Low/High follows Source A display units.

Source Function A

Source Instance A

Source Zone A

Source Error A

Source Function B

Source Instance B

Source Zone B

Source Error B

Source Function C

Source Instance C

Source Zone C

Source Error C

Source Function D

Source Instance D

Source Zone D

Source Error D

Source Function E

Source Instance E

Source Zone E

Source Error E

Source Value A

Source Value B

Source Value C

Source Value D

Source Value E

Output Value

Error