Watlow PM LEGACY™ Limit Controller
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44
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Chapter 5 Operations Page
Operations Page
Display Parameter Name
Description
Range
Default
Modbus
Relative
Address
CIP
Class
Instance
Attribute
hex (dec)
Pro-
fib-
us
In-
dex
Pa-
ram-
eter
ID
Data
Type
and
Ac-
cess
**
Ai
opEr
Analog Input Menu
Ain
Ain
Analog Input
Analog Input Value
View the process
value.
Note:
Ensure that the In-
put Error (below) in-
dicates no error (61)
when reading this
value using a field
bus protocol. If an
error exists, the last
known value prior to
the error occurring
will be returned.
-1,999.000 to
9,999.000°F or
units
-1,128.000 to
5,537.000°C
- - - -
Instance 1
Map 1 Map 2
360 360
0x68 (104)
1
1
0
4001
float
R
i.Er
i.Er
Analog Input
Input Error
View the cause of
the most recent
error. If the
attn
message is
Er.i1
,
this parameter will
display the cause of
the input error.
Er.i1 =
input 1
Er.i2 =
input 2
nonE
None (61)
OpEn
Open (65)
shrt
Shorted (127)
E.M
Measurement
Error (140)
E.CaL
Bad Calibra-
tion Data (139)
Er.ab
Ambient Er-
ror (9)
E.rtd
RTD Error
(141)
faiL
Fail (32)
Nsrc
Not Sourced
(246)
- - - -
Instance 1
Map 1 Map 2
362
362
0x68 (104)
1
2
1
4002
uint
R
i.Ca
i.CA
Analog Input
Calibration Offset
Offset the input
reading to compen-
sate for lead wire
resistance or other
factors that cause
the input reading to
vary from the actual
process value.
-1,999.000 to
9,999.000°F or
units
-1,110.555 to
5,555.000°C
0.0
Instance 1
Map 1 Map 2
382
382
0x68 (104)
1
0xC (12)
2
4012
float
RWES
** R: Read, W: Write, E: EEPROM, S: User Set
