
MOD 30ML Functions
BUILT-IN ANALOG INPUT BLOCK
+
VOLTS
MILLIVOLTS
CURRENT
TC
TC+CJC
RTD
RESISTANCE
Unlock
Auto
MODE
Built-in
Analog Input
I/O
Communica
tions Error
AIN Error
COMMERRA
MODERRA
Auto
Manual
Manual
Range
Bottom
Range Top
Communications
Error Condition
BAD
GOOD
Unlock
Lock
Error Checks
I/O Lock
(from IF Block)
Lock
GOOD
Diagnostic
Group
Input Number
Input Type
FRQ
Quality Check
COMMERRU
MODERRU
Result
ERRCNT
CJC Result
Apply Only to RTD
Input Types
RTD Type
Nominal
Resistance
-
FR
Sum
Leadwire
Resistance
Apply Only to
RTD Input
Types
Auto
Manual
FCJC
CJCIN Connection
FCJCQ
RQ
CJCQ
Local
External
Burnout
Detection
Resistance
Range
CJC Mode
Linearization
Type
Figure 2-25. Built-In Analog Input/Block (AIN), Functional Block Diagram
2-64
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