Watlow F4T • 237 • Chapter 6 Appendix
Parameter Class
and Name
Range Default
Data Type and
Attributes
Modbus Registers
Outer Working Process
Value
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Cascade Loop 1: 4180
Cascade Loop n:
4180+((n-1)* 200)"
Inner Working Process
Value
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Cascade Loop 1: 4182
Cascade Loop n:
4182+((n-1)* 200)"
Remote Source Value
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Cascade Loop 1: 4184
Cascade Loop n:
4184+((n-1)* 200)"
Profile Set Point Value
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Cascade Loop 1: 4186
Cascade Loop n:
4186+((n-1)* 200)"
Inner Loop Set Point
Closed
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Cascade Loop 1: 4188
Cascade Loop n:
4188+((n-1)* 200)"
Outer Loop Set Point
Closed
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Cascade Loop 1: 4190
Cascade Loop n:
4190+((n-1)* 200)"
Profile End Action
"User (100)
Off (62)
Hold (47)"
User (100)
"unsigned 16-bit
Access = RW"
"Cascade Loop 1: 4192
Cascade Loop n:
4192+((n-1)* 200)"
Function
"Process (75)
Deviation (1807)"
Process (75)
"unsigned 16-bit
Access = RW"
"Cascade Loop 1: 4194
Cascade Loop n:
4194+((n-1)* 200)"
Inner Loop Heat
Algorithm
"PID (71)
On / Off (64)"
PID (71)
"unsigned 16-bit
Access = RW"
"Cascade Loop 1: 4196
Cascade Loop n:
4196+((n-1)* 200)"
Inner Loop Cool
Algorithm
"PID (71)
On / Off (64)"
PID (71)
"unsigned 16-bit
Access = RW"
"Cascade Loop 1: 4198
Cascade Loop n:
4198+((n-1)* 200)"
Simple Set Point
Enable
"On (63)
Off (62)"
Off (62)
"unsigned 16-bit
Access = RW"
"Cascade Loop 1: 4200
Cascade Loop n:
4200+((n-1)* 200)"
Inner Loop PID Set
Active
1 To 5
"unsigned 8-bit
Access=R"
"Cascade Loop 1: 4202
Cascade Loop n:
4202+((n-1)* 200)"
Set Point
[Min Set Point] To [Max
Set Point]
"IEEE Float
Access=R"
"Cascade Loop 1: 4206
Cascade Loop n:
4206+((n-1)* 200)"
Compare (see: p.107)
Source Value A
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R "
"Compare 1: 4822
Compare n: 4822+((n-
1)* 40)"
Source Value B
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R "
"Compare 1: 4824
Compare n: 4824+((n-
1)* 40)"
Function
"Off (62)
Greater Than (1435)
Less Than (1436)
Equal To (1437)
Not Equal To (1438)
Greater or Equal (1439)
Less or Equal (1440)"
Off (62)
"unsigned 16-bit
Access = RW"
"Compare 1: 4826
Compare n: 4826+((n-
1)* 40)"
Output Value
"On (63)
Off (62)"
"unsigned 16-bit
Access = R"
"Compare 1: 4828
Compare n: 4828+((n-
1)* 40)"