Watlow Ez-Zone PM8 - Page 37

Watlow EZ-ZONE
®
PM PID Controller • 34 • Chapter 5 Operations Page
Operations Page
Display
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
[`C;Pr]
[ C.Pr]
Monitor (1)
Cool Power
View the current cool
output level.
-100.0 to 0.0% 0.0
Cool algo-
rithm is not
set to Off.
(Setup Page)
Instance 1
Map 1 Map 2
1906 2386
0x97 (151)
1
0xE (14)
- - - - float
R
[`C;SP]
[ C.SP]
Monitor (1)
Closed Loop Working
Set Point
View the set point cur-
rently in effect.
-1,999.000 to
9,999.000°Forunits
-1,128.000 to
5,537.000°C
Always Instance 1
Map 1 Map 2
2172 2652
0x6B (107)
1
7
- - - - float
R
[`Pu;A]
[ Pv.A]
Monitor (1)
Process Value Active
View the current fil-
tered process value us-
ing the control input.
-1,999.000 to
9,999.000°Forunits
-1,128.000 to
5,537.000°C
Always Instance 1
Map 1 Map 2
402 402
0x68 (104)
1
0x16 (22)
- - - - float
R
[Loop]
[oPEr]
Loop Menu
[`r;En]
[ r.En]
Loop (1)
Remote Enable
Enable this loop to
switch control to the
remote set point.
[``no] No
[`YES] Yes
No Always Instance 1
Map 1 Map 2
2200 2680
0x6B (107)
1
0x15 (21)
48 uint
RWES
[`r;ty]
[ r.ty]
Loop (1)
Remote Set Point
Type
Enable this loop to
switch control to the
remote set point.
[auto] Auto (10)
[man] Manual (54)
No Remote en-
able set to
yes
Instance 1
Map 1 Map 2
2202 2682
0x6B (107)
1
0x16 (22)
- - - - uint
RWES
[`C;M]
[ C.M]
Loop (1)
Control Mode
Select the method
that this loop will use
to control.
[`off] Off (62)
[AUto] Auto (10)
[MAn] Manual (54)
Auto Always Instance 1
Map 1 Map 2
1880 2360
0x97 (151)
1
1
63 uint
RWES
[A;tSP]
[A.tSP}
Loop (1)
Autotune Set Point
Set the set point that
the autotune will use,
as a percentage of the
current set point.
50.0 to 200.0% 90.0 Heat Al-
gorithm or
Cool Algo-
rithm (Set-
up Page) is
set to PID.
Instance 1
Map 1 Map 2
1998 2398
0x97 (151)
1
0x14 (20)
- - - - float
RWES
[`AUt]
[ AUt]
Loop (1)
Autotune Request
Start an autotune.
While the autotune is
active, the Home Page
will display
[Attn]
[tUn1] . When the
autotune is complete,
the message will clear
automatically.
[``no] No (59)
[`YES] Yes (106)
No Heat Al-
gorithm or
Cool Algo-
rithm (Set-
up Page) is
set to PID.
Instance 1
Map 1 Map 2
1920 2400
0x97 (151)
1
0x15 (21)
64 uint
RW
[`C;SP]
[ C.SP]
Loop (1)
Closed Loop Set
Point
Set the set point that
the controller will au-
tomatically control to.
Low Set Point to High
Set Point (Setup
Page)
75.0°F
or
units
24.0°C
Always Instance 1
Map 1 Map 2
2160 2640
0x6B (107)
1
1
49 float
RWES
Note:
Some values will be rounded off to fit in the four-character display. Full values can be read with
other inter- faces.
* Available with PM4, PM8 and PM9 models only
R: Read
W: Write
E: EEPROM
S: User
Set