Watlow Ez-Zone PM8 - Page 56

Watlow EZ-ZONE
®
PM PID Controller • 53 • Chapter 6 Setup Page
Setup Page
Dis-
play
Parameter name
Description
Range Default
Parameter
Appears
in Menu
When
Modbus Rela-
tive
Address
CIP
Class
Instance
Attribute
hex (dec)
Profibus
Index
Data
Type
&
Read/
Write
[`L;dd]
[ L.dd]
Control Loop (1)
Open Loop Detect
Deviation
Set the value that the
process must deviate
from the set point to
trigger an open-loop
error.
-1,999.000to9,999.000°F
or units
-1,110.555to5,555.000°C
10.0°For
units
6.0°C
Open Loop
Detect En-
able is set
to Yes.
Instance 1
Map 1 Map 2
1926 2406
0x97 (151)
1
0x18 (24)
76 float
RWES
[``rP]
[ rP]
Control Loop (1)
Ramp Action
Select when the con-
troller's set point will
ramp to the defined
end set point.
`oFF] Off (62)
[`Str] Startup (88)
[StPt] Set Point Change
(1647)
[both] Both (13)
Off Always Instance 1
Map 1 Map 2
2186 2666
0x6B (107)
1
0xE (14)
56 uint
RWES
[`r;SC]
[ r.SC]
Control Loop (1)
Ramp Scale
Select the scale of the
ramp rate.
[hoUr] Hours (39)
[Min] Minutes (57)
Minutes Ramp Ac-
tion is set
to Startup,
Set Point
or Both.
Instance 1
Map 1 Map 2
2188 2668
0x6B (107)
1
0xF (15)
57 uint
RWES
[`r;rt]
[ r.rt]
Control Loop (1)
Ramp Rate
Set the rate for the
set point ramp. Set
the time units for the
rate with the Ramp
Scale parameter.
0.0to9,999.000°Forunits
0.0to5,555.000°C
1.0°For
units
1.0°C
Ramp Ac-
tion is set
to Startup,
Set Point
or Both.
Instance 1
Map 1 Map 2
2192 2672
0x6B (107)
1
0x11 (17)
58 float
RWES
[`L;SP]
[ L.SP]
Control Loop (1)
Low Set Point
Set the minimum val-
ue of the closed loop
set point range.
-1,999.000to9,999.000°F
or units
-1,128.000to5,537.000°C
-1,999°F
or units
-1,128°C
Always Instance 1
Map 1 Map 2
2164 2644
0x6B (107)
1 to 2
3
52 float
RWES
[`h;SP]
[ h.SP]
Control Loop (1)
High Set Point
Set the maximum val-
ue of the closed loop
set point range..
-1,999.000to9,999.000°F
or units
-1,128.000to5,537.000°C
-1,999°F
or units
-1,128°C
Always Instance 1
Map 1 Map 2
2166 2646
0x6B (107)
1
4
53 float
RWES
[SP;Lo]
[SP.Lo]
Control Loop (1)
Set Point Open Lim-
it Low
Set the minimum value
of the open-loop set
point range.
-100 to 100% -100 Always Instance 1
Map 1 Map 2
2168 2649
0x6B (107)
1
5
54 float
RWES
[SP;hi]
[SP.hi]
Control Loop (1)
Set Point Open Lim-
it High
Set the maximum
value of the open-loop
set point range.
-100 to 100% 100 Always Instance 1
Map 1 Map 2
2170 2650
0x6B (107)
1
6
55 float
RWES
Note:
Some values will be rounded off to fit in the four-character display. Full values can be read with
other interfaces.
* Available with PM4, PM8 and PM9 models only
R: Read
W: Write
E:
EE-
PROM
S:
User
Set