Azbil C35 Series User Manual

5-19
Chapter 5. DETAILED DESCRIPTION OF EACH FUNCTION

PID control
In the fixed PID control, the PID control related items can be set.
Item (Bank) Display Contents Initial value User level
Proportional band (PID1)
(PID bank)
0.1 to 999.9% 5.0% Basic,
Standard,
High function
Integration time (PID1)
(PID bank)
0 to 9999s or 0.0 to 999.0s *
(No integration control action when set at "0".)
120s
Derivative time (PID1)
(PID bank)
0 to 9999s or 0.0 to 999.0s *
(No derivative control action when set at "0".)
30s
Manual reset (PID1)
(PID bank)
-10.0 to +110.0% 50.0%
MV low limit (PID1)
(PID bank)
-10.0 to +110.0% 0.0% Standard,
High function
MV high limit (PID1)
(PID bank)
-10.0 to +110.0% 100.0%
Cool-side proportional
band (PID1) (PID bank)
0.1 to 999.9% 5.0% Basic,
Standard,
High function
Cool-side integration time
(PID1) (PID bank)
0 to 9999s or 0.0 to 999.0s *
(No integration control action when set at "0".)
120s
Cool-side derivative time
(PID1) (PID bank)
0 to 9999s or 0.0 to 999.0s *
(No derivative control action when set at "0".)
30s
Cool-side MV low limit
(PID1) (PID bank)
-10.0 to +110.0% 0.0% Standard,
High function
Cool-side MV high limit
(PID1) (PID bank)
-10.0 to +110.0% 100.0%
Proportional band (PID 2)
Same as PID 1 5.0% Basic,
Standard,
High function
Integration time (PID 2)
120s
Derivative time (PID 2)
30s
Manual reset (PID 2)
50.0%
MV low limit (PID 2)
Same as PID 1 0.0% Standard,
High function
MV high limit (PID 2)
100.0%
Cool-side proportional
band (PID 2)
Same as PID 1 5.0% Basic,
Standard,
High function
Cool-side integration time
(PID 2)
120s
Cool-side derivative time
(PID 2)
30s
Cool-side MV low limit
(PID 2)
Same as PID 1 0.0% Standard,
High function
Cool-side MV high limit
(PID 2)
100.0%
Proportional band (PID 3)
Same as PID 1 5.0% Basic,
Standard,
High function
Integration time (PID 3)
120s
Derivative time (PID 3)
30s
Manual reset (PID 3)
50.0%
* For presence of the decimal point, when [
C23
: PID Decimal point position] is set
at “0”, the decimal point does not exist. When this setting is set at “1”, the decimal
point exists.
(Continue on next page.)

Azbil C35 Series Specifications

General

Brand	Azbil
Model	C35 Series
Category	Controller
Language	English