Watlow EZ-ZONE PM PID User Manual
Page 58
Watlow EZ-ZONE
®
PM PID Controller
•
55
•
Chapter 6 Setup Page
Setup Page
Dis-
play
Parameter Name
Description
Range
Default
Modbus Rela-
tive
Address
CIP
Class
Instance
Attribute
hex (dec)
Pro-
fibus
Index
Param-
eter ID
Data
Type
&
Read/
Write
[`C;Ag]
[ C.Ag]
Control Loop (1)
Cool Algorithm
Set the cool control
method.
[`oFF]
Off (62)
[`Pid]
PID (71)
[on;of]
On-Off (64)
Off
Instance 1
Map 1 Map 2
1886
2366
0x97 (151)
1
4
73
8004
uint
RWES
[`C;Cr]
[ C.Cr]
Control Loop (1)
Cool Output Curve
Select a cool output
curve to change the
responsiveness of the
system.
[`oFF]
Off (62)
[`Cr;A]
Non-linear Curve
1 (214)
[`Cr;b]
Non-linear Curve
2 (215)
Off
Instance 1
Map 1 Map 2
1888
2368
0x97 (151)
1
5
- - - -
8038
uint
RWES
[`h;Pb]
[ h.Pb]
Control Loop (1)
Heat Proportional
Band
Set the PID proportional
band for the heat out-
puts.
0.001 to 9,999.000°F or
units
-1,110.555 to 5,555.000°C
25.0°F or
units
14.0°C
Instance 1
Map 1 Map 2
1890 2370
0x97
(151)
1
6
65
8009
float
RWES
[`h;hy]
[ h.hy]
Control Loop (1)
Heat Hysteresis
Set the control switch-
ing hysteresis for on-off
control. This determines
how far into the “on”
region the process value
needs to move before the
output turns on.
0.001 to 9,999.000°F or
units
0.001 to 5,555.000°C
3.0°F or
units
2.0°C
Instance 1
Map 1 Map 2
1900 2380
0x97
(151)
1
0xB (11)
66
8010
float
RWES
[`C;Pb]
[ C.Pb]
Control Loop (1)
Cool Proportional
Band
Set the PID proportional
band for the cool outputs.
0.001 to 9,999.000°F or
units
0.001 to 5,555.000°C
25.0°F or
units
14.0°C
Instance 1
Map 1 Map 2
1892 2372
0x97
(151)
1
7
67
8012
float
RWES
[`C;hy]
[ C.hy]
Control Loop (1)
Cool Hysteresis
Set the control switch-
ing hysteresis for on-off
control. This determines
how far into the “on”
region the process value
needs to move before the
output turns on.
0.001 to 9,999.000°F or
units
0.001 to 5,555.000°C
3.0°F or
units
2.0°C
Instance 1
Map 1 Map 2
1902 2382
0x97
(151)
1
0xC (12)
68
8013
float
RWES
[``ti]
[ ti]
Control Loop (1)
Time Integral
Set the PID integral for
the outputs.
0 to 9,999 seconds per
repeat
180 sec-
onds per
repeat
Instance 1
Map 1 Map 2
1894 2374
0x97
(151)
1
8
69
8006
float
RWES
[``td]
[ td]
Control Loop (1)
Time Derivative
Set the PID derivative
time for the outputs.
0 to 9,999 seconds
0
seconds
Instance 1
Map 1 Map 2
1896 2376
0x97
(151)
1
9
70
8007
float
RWES
Note:
Some values will be rounded off to fit in the four-character display. Full values can be
read with other interfaces.
R: Read
W: Write
E:
EE-
PROM
S:
User
Set