Owner manual

Watlow EZ-ZONE
®
PM Integrated Controller • 59 • Chapter 5 Operations Page
Operations Page
Dis-
play
Parameter name
Description
Range Default
Modbus
Relative Ad-
dress
CIP
Class
Instance
Attribute
hex (dec)
Probus
Index
Param-
eter ID
Data
Type
& Read/
Write
[A;tSP]
[A.tSP}
Control Loop (1 to 2)
Autotune Set Point
Set the set point that
the autotune will use, as
a percentage of the cur-
rent set point.
50.0 to 200.0% 90.0 Instance 1
Map 1 Map 2
1918 2398
Instance 2
Map 1 Map 2
1988 2468
0x97 (151)
1 to 2
0x14 (20)
- - - - 8025 float
RWES
[`AUt]
[ AUt]
Control Loop (1 to 2)
Autotune
Start an autotune. While
the autotune is active,
the Home Page will
display [Attn] [tUn1]
or [tun2]. When the
autotune is complete, the
message will clear auto-
matically.
[``no] No (59)
[`YES] Yes (106)
No Instance 1
Map 1 Map 2
1920 2400
Instance 2
Map 1 Map 2
1990 2470
0x97 (151)
1 to 2
0x15 (21)
64 8026 uint
RW
[`C;SP]
[ C.SP]
Control Loop (1 to 2)
Closed Loop Set Point
Set the set point that
the controller will auto-
matically control to.
Low Set Point to High Set
Point (Setup Page)
75.0°F
or
units
24.0°C
Instance 1
Map 1 Map 2
2160 2640
Instance 2
Map 1 Map 2
2240 2720
0x6B (107)
1 to 2
1
49 7001 float
RWES
[`id;S]
[ id.S]
Control Loop (1 to 2)
Idle Set Point
Set a closed loop set
point that can be trig-
gered by an event state.
Low Set Point to High Set
Point (Setup Page)
75.0°F
or
units
24.0°C
Instance 1
Map 1 Map 2
2176 2656
Instance 2
Map 1 Map 2
2197 2736
0x6B (107)
1 to 2
9
50 7009 float
RWES
[`h;Pb]
[ h.Pb]
Control Loop (1 to 2)
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
Instance 2
Map 1 Map 2
1960 2440
0x97 (151)
1 to 2
6
65 8009 float
RWES
[`h;hy]
[ h.hy]
Control Loop (1 to 2)
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
Instance 2
Map 1 Map 2
1970 2450
0x97 (151)
1 to 2
0xB (11)
66 8010 float
RWES
[`C;Pb]
[ C.Pb]
Control Loop (1 to 2)
Cool Proportional
Band
Set the PID proportional
band for the cool out-
puts.
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
Instance 2
Map 1 Map 2
1962 2442
0x97 (151)
1 to 2
7
67 8012 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: EEPROM
S: User
Set