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Process value switch over process value ratio – Watlow EZ-ZONE RMC User Manual

Page 209

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Watlow EZ-ZONE

®

RMC Module

206

Chapter 7 Features

Process Value

Wet Bulb/Dry Bulb

Source Function A

Source Instance 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

Process Value

Differential

Source Function A

Source Instance 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

Pressure Units

Altitude Units

Barometric Pressure

Cross Over P

oint

Cross Over Band

Function

Filter Offset

Pressure Units

Altitude Units

Barometric Pressure

Cross Over P

oint

Cross Over Band

Function

Filter Offset

Output Value = Filter [(A - B) + Offset]
Display units follows Source A plus relative
Source B

Output Value = Filter [Calculated Humidity + Offset]
where Source A is the Dry Bulb and Source B is the
Wet Bulb
Note: Wet/Dry bulb temperatures are in degrees F and
pressures are in PSI. Output Value is % relative
humidity. Useful temperature range is 10 to 350F

Process Value

Switch Over

Process Value

Ratio

Output Value = Filter [(A / B) + Offset]
If display units of Source A = Source B, no display
units on output value, else follow Source A

Source Function A

Source Instance 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 Function A

Source Instance 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

Source Value A

Source Value B
Source Value C

Source Value D

Source Value E

Output Value

Error

Pressure Units

Pressure Units

Altitude Units

Altitude Units

Barometric Pressure

Barometric Pressure

Cross Over P

oint

Cross Over P

oint

Cross Over Band

Cross Over Band

Function

Function

Filter

Filter

Offset

Offset

If E = OFF, Output Value = Filter [A + Offset]
If E = ON, Output Value = Filter [B + Offset]
Display units follows active source.