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WATLOW Series 988 User’s Manual 5.13
Operation Menus, Chapter 5
Operation-PID A or B
Cycle Time, Output 1A or 1B
Select the time, in seconds, of a complete on/off cycle.
[Ct1A] This prompt appears only if [`In1] (Input Menu) is not set to a
process, [CntL] (Global Menu) is not set to [CSCd] and [Pb1A] is set high-
er than [```0].
If Default
↓ ↓
mechanical [``%0] … [`1)0] … [99(9] min.
relay [Ct1A] [Ct1A] [Ct1A]
outputs
open collector [brSt] [``)1] … [``!0] … [99(9] min.
or solid-state [Ct1A] [Ct1A] [Ct1A] [Ct1A]
relay outputs
Proportional Band, Output 2A or 2B
Select the proportional band for PID output 2. If set to [```0] it func-
tions as an on/off control, and the switching differential is determined by
the [HYS2] value (Output Menu). Decimal precision is determined by the
[`dEC1] or [`dEC2] setting (Input Menu).
[Pb2A] This prompt appears only if [CntL] (Global Menu) is not set to
[CSCd] and if [`Ot2] (Output Menu) is set to [``Ht] or [``CL] or if [ALg0]
(Global Menu) is set to [dUPL].
If Default
↓ ↓
[``US]
&
[``°F] [```0]…[``25]…[9999]
[`dFL] [`C_F] [Pb2A] [Pb2A] [Pb2A]
(Calibration Menu) (Global Menu)
&
[`r†d] [``)0]…[``25]…[99(9]
Input 1 or 2
[Pb2A] [Pb2A] [Pb2A]
(Input Menu)
[``US]
&
[``°C] [```0] [``14]…[9999]
[`dFL] [`C_F] [Pb2A] [Pb2A] [Pb2A]
(Calibration Menu) (Global Menu)
&
[`r†d] [``)0]…[``14]…[99(9]
Input 1 or 2
[Pb2A] [Pb2A] [Pb2A]
(Input Menu)
[``SI] [``)0]…[``#0]…[99(9]
% of span
[`dFL] [Pb2A] [Pb2A] [Pb2A]
(Calibration Menu)
[Ct1A]
[Ct1b]
[Pb2A]
[Pb2B]
˜
NOTE:
The PID B Menu
appears only on
controllers with
enhanced software
(98_B-_ _ _ _-_ _ _ _).