Watlow F4T • 231 • Chapter 6 Appendix
Parameter Class
and Name
Range Default
Data Type and
Attributes
Modbus Registers
Heat Proportional
Band 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"
"Control Loop 1: 2846
Control Loop n:
2846+((n-1)* 160)"
Cool Proportional
Band 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"
"Control Loop 1: 2848
Control Loop n:
2848+((n-1)* 160)"
Integral 3
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Control Loop 1: 2850
Control Loop n:
2850+((n-1)* 160)"
Derivative 3 0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Control Loop 1: 2852
Control Loop n:
2852+((n-1)* 160)"
Heat Proportional
Band 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"
"Control Loop 1: 2854
Control Loop n:
2854+((n-1)* 160)"
Cool Proportional
Band 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"
"Control Loop 1: 2856
Control Loop n:
2856+((n-1)* 160)"
Integral 4
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Control Loop 1: 2858
Control Loop n:
2858+((n-1)* 160)"
Derivative 4 0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Control Loop 1: 2860
Control Loop n:
2860+((n-1)* 160)"
Heat Proportional
Band 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"
"Control Loop 1: 2862
Control Loop n:
2862+((n-1)* 160)"
Cool Proportional
Band 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"
"Control Loop 1: 2864
Control Loop n:
2864+((n-1)* 160)"
Integral 5
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Control Loop 1: 2866
Control Loop n:
2866+((n-1)* 160)"
Derivative 5 0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Control Loop 1: 2868
Control Loop n:
2868+((n-1)* 160)"
Number of PID Sets 1 To 5 1
"unsigned 8-bit
Access=RW"
"Control Loop 1: 2870
Control Loop n:
2870+((n-1)* 160)"
TRU-TUNE+ Enable
"No (59)
Yes (106)"
No (59)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2872
Control Loop n:
2872+((n-1)* 160)"
Profile End Action
"User (100)
Off (62)
Hold (47)"
User (100)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2874
Control Loop n:
2874+((n-1)* 160)"
Remote 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"
"Control Loop 1: 2876
Control Loop n:
2876+((n-1)* 160)"
Set Point
-99,999.000 to 99,999.000°F
or units, -55,555.000 to
55,555.000°C
"IEEE Float
Access=R"
"Control Loop 1: 2880
Control Loop n:
2880+((n-1)* 160)"
Cascade Loop (see: p.92)
Control Mode
"Off (62)
Auto (10)
Manual (54)"
Auto (10)
"unsigned 16-bit
Access = RW"
"Cascade Loop 1: 4010
Cascade Loop n:
4010+((n-1)* 200)"