Precision Digital PD554 - Manual (Page 22)

This parameter establis hes how long after a program ends the relay outputs will trigger
for if set to PEND. Its default setting is 15 seconds. This parameter is always set in
seconds.
PV
5.3 Control Group (G.CTL)
Press SET/ENT key to select control group. (Refer to parameter map in section 3.)
PV
This parameter establishes the user screens for viewing, confirmation, and setup of
commonly used parameters from the operation display. To add the parameter to the
operation display, enter the corresponding number for the parameter from the Table of D-
Registers as either US1 or US2. The default settings are OFF.
PV
PV
Turning ON this parameter locks all settings from being changed. This applies to the
operation displ ay functions, such as changing the set point, as well as setting group
parameters. If ON, only the LOCK parameter may be changed. The default setting is OFF.
PV
This parameter establish es the operation of the digital input (DI) external contacts. The
digital input operating config urations are shown in Table 2: DI Operation. This feature is
only valid for models with digital inputs.
PV
DI.SL DI1 DI2 Operation
1
off - HOLD OFF
on - HOLD ON
- off STEP OFF
- on STEP ON
off - RESET
on - PROG RUN
- off PROG1
- on PROG2
2
OFF - - DI Disabled
Table 2: DI Operation
G.AT Q G.PID Q PWD Q G.CTL Q G.IS Q G.DO
K R
G.COM Q G.RET Q G.ALM Q G.OUT Q G.IN
ST ST ST ST ST
ST
ST ST ST ST
T
&
See page 14 and the Operation Flow Chart for a map of the operation display.
PD550 Series Nova Programmable Process and Temperature Controller Instruction Manual
22