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™ PD6210 Analog Input Batch Controller
Instruction Manual
30
Setting the Relay Operation
(
relay
)
This menu is used to set up the operation of the
relays.
•
During setup, the relays do not follow the input
and they will remain in the state found prior to
entering the Relay menu.
1. Relay assignment
a. Rate for low and high alarm
b. Total for batch control relays
c.
Grand total for grand total alarms
2. Relay action
a. Automatic reset only (non-latching)
b. Aut manual reset when not in a
batch process (non-latching)
c.
Latching (manual reset when not in a
batch process only)
d. Latching with Clear (manual reset when
not in a batch process only after alarm
condition has cleared)
e. Pump alternation control (Not applicable
to batch control)
f.
Sampling (the relay is activated for a
user-specified time and may be
assigned to rate or grand total)
g. Off (relay state can be controlled by
Interlock feature)
3. Set and reset points; batch preset
4. Fail-safe operation
a. On (enabled)
b. Off (disabled)
5. Time delay
a. On delay (0-999.9 seconds)
b. Off delay (0-999.9 seconds)
6. Relay action for loss (break) of 4-20 mA input
(ignore, on, off)
Note: Fail-safe should not be used for relays assigned
to batch control.
•
The rate alarms are active only during a batch
process. As a result, rate alarms should not be
programmed with manual reset, as they cannot
be manually reset during a batch process, the
only time they are active.
