Watlow F4T - Page 230

Watlow F4T • 227 • Chapter 6 Appendix
Parameter Class
and Name
Range Default
Data Type and
Attributes
Modbus Registers
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"
"Alarm 1: 1414
Alarm n: 1414+((n-1)*
100)"
Display
"Off (62)
On (63)"
On (63)
"unsigned 16-bit
Access = RW"
"Alarm 1: 1418
Alarm n: 1418+((n-1)*
100)"
Control Loop (see: p.112)
Control Mode
"Off (62)
Auto (10)
Manual (54)"
Auto (10)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2730
Control Loop n:
2730+((n-1)* 160)"
Heat Algorithm
"PID (71)
On / Off (64)"
PID (71)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2732
Control Loop n:
2732+((n-1)* 160)"
Cool Algorithm
"PID (71)
On / Off (64)"
PID (71)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2734
Control Loop n:
2734+((n-1)* 160)"
Integral 1
0 To 99999 seconds per
repeat
180.0
"IEEE Float
Access=RW"
"Control Loop 1: 2736
Control Loop n:
2736+((n-1)* 160)"
Derivative 1 0 To 99999 seconds 0.0
"IEEE Float
Access=RW"
"Control Loop 1: 2738
Control Loop n:
2738+((n-1)* 160)"
Dead Band
-1000 to 1000°F or
units, -555.6 to 555.6°C
0.0°F or units, 2.0°C
"IEEE Float
Access=RW"
"Control Loop 1: 2740
Control Loop n:
2740+((n-1)* 160)"
Heat Proportional
Band 1
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
3.0°F or units, 1.7°C
"IEEE Float
Access=RW"
"Control Loop 1: 2742
Control Loop n:
2742+((n-1)* 160)"
On/Off Heat
Hysteresis
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
3.0°F or units, 1.7°C
"IEEE Float
Access=RW"
"Control Loop 1: 2744
Control Loop n:
2744+((n-1)* 160)"
Cool Proportional
Band 1
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: 2746
Control Loop n:
2746+((n-1)* 160)"
On/Off Cool Hysteresis
0.001 to 99,999.000°F
or units, 0.001 to
55,555.000°C
3.0°F or units, 1.7°C
"IEEE Float
Access=RW"
"Control Loop 1: 2748
Control Loop n:
2748+((n-1)* 160)"
Autotune
Aggressiveness
"Under (99)
Critical (21)
Over (69)"
Critical (21)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2750
Control Loop n:
2750+((n-1)* 160)"
Autotune Set Point 50 To 200% 90.0
"IEEE Float
Access=RW"
"Control Loop 1: 2752
Control Loop n:
2752+((n-1)* 160)"
Autotune
"No (59)
Yes (106)"
No (59)
"unsigned 16-bit
Access = RW"
"Control Loop 1: 2754
Control Loop n:
2754+((n-1)* 160)"