Watlow F4T • 236 • Chapter 6 Appendix
Parameter Class
and Name
Range Default
Data Type and
Attributes
Modbus Registers
Cool Proportional
Band Outer Loop 3
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
25.0°F or units,
13.0°C
"IEEE Float
Access=RW"
"Cascade Loop 1: 4144
Cascade Loop n:
4144+((n-1)* 200)"
Integral Outer Loop 3
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4146
Cascade Loop n:
4146+((n-1)* 200)"
Derivative Outer Loop
3
0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4148
Cascade Loop n:
4148+((n-1)* 200)"
Heat Proportional
Band Outer Loop 4
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
25.0°F or units,
13.0°C
"IEEE Float
Access=RW"
"Cascade Loop 1: 4150
Cascade Loop n:
4150+((n-1)* 200)"
Cool Proportional
Band Outer Loop 4
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
25.0°F or units,
13.0°C
"IEEE Float
Access=RW"
"Cascade Loop 1: 4152
Cascade Loop n:
4152+((n-1)* 200)"
Integral Outer Loop 4
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4154
Cascade Loop n:
4154+((n-1)* 200)"
Derivative Outer Loop
4
0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4156
Cascade Loop n:
4156+((n-1)* 200)"
Heat Proportional
Band Outer Loop 5
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
25.0°F or units,
13.0°C
"IEEE Float
Access=RW"
"Cascade Loop 1: 4158
Cascade Loop n:
4158+((n-1)* 200)"
Cool Proportional
Band Outer Loop 5
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
25.0°F or units,
13.0°C
"IEEE Float
Access=RW"
"Cascade Loop 1: 4160
Cascade Loop n:
4160+((n-1)* 200)"
Integral Outer Loop 5
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4162
Cascade Loop n:
4162+((n-1)* 200)"
Derivative Outer Loop
5
0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4164
Cascade Loop n:
4164+((n-1)* 200)"
Outer Loop Deadband
-1000 to 1000°F or
units, -555 to 555°C
0.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4166
Cascade Loop n:
4166+((n-1)* 200)"
Range Low
-99,999.000 to 99,999.000°F
or units, -55,572.778 to
55,537.222°C
0.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4168
Cascade Loop n:
4168+((n-1)* 200)"
Range High
-99,999.000 to 99,999.000°F
or units, -55,572.778 to
55,537.222°C
1.0
"IEEE Float
Access=RW"
"Cascade Loop 1: 4170
Cascade Loop n:
4170+((n-1)* 200)"
Number of PID Sets 1 To 5 1
"unsigned 8-bit
Access=RW"
"Cascade Loop 1: 4172
Cascade Loop n:
4172+((n-1)* 200)"
Cascade Heat Power 0 To 100%
"IEEE Float
Access=R"
"Cascade Loop 1: 4174
Cascade Loop n:
4174+((n-1)* 200)"
Cascade Cool Power -100 To 0%
"IEEE Float
Access=R"
"Cascade Loop 1: 4176
Cascade Loop n:
4176+((n-1)* 200)"
Cascade Power -100 To 100%
"IEEE Float
Access=R"
"Cascade Loop 1: 4178
Cascade Loop n:
4178+((n-1)* 200)"