Precision Digital PD650 User Manual
Page 53
Model PD650 Large Display Process Meter
Instruction Manual
53
Setting Relays for Pump Alternation (ALtERn)
Setting relays for pump alternation control
At the end of the SetuP menu, the display will show
alternate (ALtErn), press ENTER to set up this function. If
ENTER is not pressed within 3 seconds, this function will
remain programmed as it was before, and the next menu will
be displayed.
ALtErn
then
SetPtS
If ENTER is pressed while display reads ALtErn,
display changes to Alt rY, status LEDs 1-4 flash
in pairs. To program relay pair to alternate, press
ENTER when desired pair is flashing. To program
relays for independent operation (not to alternate),
press ENTER when all status LEDs are off. After
making the selection, Setpts menu is displayed.
Possible combinations of alternating relays: 1-2,
1-3, 1-4, 2-3, 2-4, 3-4, and none.
Note: Only one relay pair can be set up to
alternate at a time.
AltErn
then
Alt rY
then
Select flashing
LED Pair
then
SetPtS
This completes the set points setup. The display moves to the next
programming menu, SEtPtS. Program the alarm set/reset and preset values.
To exit main programming menu and return to reading press the ACK button.