Azbil C1M - Page 182

6-20
Chapter 6. Displayed Items and Settings
Display Item Description Initial
value
User
level
Notes
C 18
Output at READY
(Cool)
−10.0 to +110.0 % 0.0 1 Displayed if the control method
is PID control (CtrL = 1) and
heating/cooling control is used
(C26 ≠ 0).
C 19
Output operation
at changing AUTO/
MANUAL
0: Bumpless transfer
1: Preset
0 1 Displayed if the control method
is PID control (CtrL = 1).
If the mode is MANUAL at
power-on, the MV will be the
value set by preset MANUAL
value (C20).
C 20
Preset MANUAL
value
−10.0 to +110.0 % 0.0 or
50.0
1
C 21
Initial output type
(mode) of PID
control
0: Automatic
1: Not initialized
2: Initialize (if a new SP is set)
0 2
C 22
Initial output of PID
control
−10.0 to +110.0 % 0.0 or
50.0
2
C 23
Integral time and
derivative time
decimal point
position
0: No decimal point
1: 1 digit after the decimal point
2: 2 digits after the decimal point
3: 3 digits after the decimal point
0 2 Displayed if the control method
is PID control (CtrL = 1).
C 26
Heat/cool control 0: Not used
1: Use (individual PID)
2: Use (shared PID)
0 0 Displayed if the control method
is PID control (CtrL = 1) and
the sum of control outputs and
event relay outputs is 2 or more.
Control action and heating/
cooling control (p.5-16) (for
details)
C 28
Heat/Cool control
dead zone
−100.0 to +100.0 % 0.0 0 Displayed if heat/cool control is
used (C26 ≠ 0).
C 30
LSP system group 1 to 8 1 0
C 31
SP ramp type 0: Standard
1: Multi-ramp
2: Step operation enabled: Step operation
does not resume when the power is
turned back on (shifts to READY)
3: Step operation enabled: Step operation
resumes when the power is turned
back on
C 32
SP ramp unit 0: 0.1 U/s
1: 0.1 U/min
2: 0.1 U/h