Watlow D4T Data Logger
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161
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Chapter 6 Appendix
Parameter Class
and Name
Range
Default
Data Type and
Attributes
Modbus Registers
Function
"Off (62)
Average (1367)
Process Scale (1371)
Deviation Scale (1372)
Switch Over (1370)
Differential (1373)
Ratio (1374)
Add (1375)
Multiply (1376)
Absolute Difference
(1377)
Minimum (1378)
Maximum (1379)
Square Root (1380)
Sample and Hold (1381)
Pressure to Altitude
(1649)
Dew Point (1650)"
Off (62)
"unsigned 16-bit
Access = RW"
"Math 1: 12200
Math n: 12200+((n-1)*
80)"
Output Value
-99999 To 99999
- - - -
"IEEE Float
Access=R"
"Math 1: 12202
Math n: 12202+((n-1)*
80)"
Offset
-99999 To 99999
0
"IEEE Float
Access=RW"
"Math 1: 12204
Math n: 12204+((n-1)*
80)"
Scale Low
-99999 To 99999
0.0
"IEEE Float
Access=RW"
"Math 1: 12206
Math n: 12206+((n-1)*
80)"
Scale High
-99999 To 99999
1.0
"IEEE Float
Access=RW"
"Math 1: 12208
Math n: 12208+((n-1)*
80)"
Range Low
-99999 To 99999
0.0
"IEEE Float
Access=RW"
"Math 1: 12210
Math n: 12210+((n-1)*
80)"
Range High
-99999 To 99999
1.0
"IEEE Float
Access=RW"
"Math 1: 12212
Math n: 12212+((n-1)*
80)"
Filter
0 To 60
0.0
"IEEE Float
Access=RW"
"Math 1: 12214
Math n: 12214+((n-1)*
80)"
Error
"None (61)
Open (65)
Shorted (127)
Measurement Error (140)
Bad Calibration Data
(139)
Ambient Error (9)
RTD Error (141)
Fail (32)
Math Error (1423)
Not Sourced (246)
Stale (1617)"
"unsigned 16-bit
Access = R"
"Math 1: 12216
Math n: 12216+((n-1)*
80)"
Pressure Units
"PSI (1671)
mbar (1672)
Torr (1673)
Pascal (1674)
Atmosphere (1675)"
PSI (1671)
"unsigned 16-bit
Access = RW"
"Math 1: 12218
Math n: 12218+((n-1)*
80)"
Altitude Units
"Feet (1676)
Kilofeet (1677)"
Kilofeet (1677)
"unsigned 16-bit
Access = RW"
"Math 1: 12220
Math n: 12220+((n-1)*
80)"