Milltronics AiRanger SPL PL-573, Instruction Manual

Page: 44 / 113

Page 44 AiRanger SPL PL-573
Application Par
a
m
.
To enter a Relay Designation...
1. Press
to display the Auxiliary Function symbol,
2. Press or to scroll access the desired relay designation and...
3. Press .
Note:
When the Relay Function is altered, affected Alarm Parameters (P101 to P104)
display "ch" (changed) when accessed. Use the Relay A/B Setpoints (P112/P113)
instead.
To reset the Relay Function to use Standard Alarms, enter the desired Relay Set Up
(P100).
Values:
0 = off (relay always de-energized)
1 = level alarm (preset)
2 = in bounds alarm (not applicable to Point 3 differential level)
3 = out of bounds alarm (not applicable to Point 3 differential level)
4 = rate of change alarm
5 = temperature alarm
6 = LOE alarm
7 = transducer cable fault alarm
50 = pump control (non-sequenced)
Independent Relay Setpoints
Relay A and B Setpoint values set the critical points (based on the Relay Function)
where, in the Run mode ...
•
Relay status indicators are switched "ON" and "OFF"
•
Alarm Indicators (if programmed) are switched "ON" or "OFF"
•
Relays are "energized" and "de-energized"
For most Relay Functions, setpoint values represent material levels, entered in Units
(P005) or percent of Span (P007) as referenced to Empty (P-006). Temperature
alarm values are entered in degrees Celsius (°C).
Rate alarms are entered in Units / minute or percent of Span per minute. A positive
value is entered for a filling rate alarm; negative for emptying.