Compare function, Watlow ez-zone, Rmh module – Watlow EZ-ZONE RMH User Manual
Page 143: Chapter 6 features
Watlow EZ-ZONE
®
RMH Module
•
140
•
Chapter 6 Features
Compare Function
[SFn;A]
Source Function A :
Power, Power, Linearization, Math, Process Value, Set Point Closed, Set Point
Open, Variable
None, Analog Input, Current, Cool Power, Heat
[SFn;b]
Source Function B :
Power, Power, Linearization, Math, Process Value, Set Point Closed, Set Point
Open, Variable
None, Analog Input, Current, Cool Power, Heat
[S2;A
] Source
A : 0 to 16
Zone
[S2;b]
Source
B : 0 to 16
Zone
[Si;A]
Source
A : 1 to 250
Instance
Compare
Overview
Instances - 24 per RMH
Tole
ran
ce
Err
or H
and
lin
g
Fu
nctio
n
[Fn]
Function :
Greater or Equal , Less or Equal
Off, Greater Than, Less Than, Equal To, Not Equal To,
Tolerance is expressed in same units as Source A
Requires Source A and Source B to be without errors for function to work.
[`CPE]
[`SEt]
Compare Menu
Setup Page
[Si;b]
Source
B : 1 to 250
Instance
[Er;h]
Error Handling :
,
True Good
False Bad False Good, True Bad,
[`CPE]
[oPEr]
Compare Menu
Operation Page
[Su;A]
Source
A : -1,999.000 to 9,999.000
Value
units or F
[Su;b]
Source Value B : -1,999.000 to 9,999.000 units or F
[o;u]
Output Value : Off, On
Output Value
Error
Source
A
Value
Source
B
Value
Source Function A
Source Instance A
Source Zone A
Source Error A
Source Function B
Source Instance B
Source Zone B
Source Error B
[toL]
Tolerance : 0.0 to 9,999.000 units or F
An error, when read, can indicate any of the following:
None, Open, Shorted, Measurement Error, Bad Cal Data,
Ambient Error, RTD Error, Fail, Math Error, Not Sourced,
Stale
No Compare, Output Value = OFF
Tole
ran
ce
Err
or H
and
lin
g
Fu
nctio
n
Output Value
Error
Source
A
Value
Source
B
Value
Source Function A
Source Instance A
Source Zone A
Source Error A
Source Function B
Source Instance B
Source Zone B
Source Error B
Compare
Off
Compare
Greater Than
A>B, Output Value = ON
Tole
ran
ce
Err
or H
and
lin
g
Fu
nctio
n
Output Value
Error
Source
A
Value
Source
B
Value
Source Function A
Source Instance A
Source Zone A
Source Error A
Source Function B
Source Instance B
Source Zone B
Source Error B
Compare
Less Than
A Tole ran ce Err or H and lin g Fu nctio n Output Value Error Source A Value Source B Value Source Function A Source Function B Source Instance B Source Zone B Source Error B A=B, Output Value = ON Tole ran ce Err or H and lin g Fu nctio n Output Value Error Source A Value Source B Value Source Function A Source Error A Source Function B Source Zone B Compare Equal To
Source Instance A
Source Zone A
Source Error A
Source Instance A
Source Zone A
Source Instance B
Source Error B