PRECISION DIGITAL PD6000-6R0 - Pump Alternation Control Operation

Model PD6000 Analog Input Process Meter Instruction Manual
46
Pump Alternation Control Operation
Pump 1
Relay1 Set
Relay2 Reset
Relay2 Set
Relay1 Set Relay2 Set
Input
de-energized energized
Relay1 Set Relay2 Set
Relay1 &
Relay2 Reset
LEDs indicate the relay status
Input
Input
Relay1 Reset Relay2 Reset Relay1 Reset
Pump 2 Pump 1 Pump 2 Pump 1 Pump 2
de-energized energized
de-energized energized
Input
Input
Relay1 Reset Relay2 Reset Relay1 Reset
Pump 2 Pump 1 Pump 2 Pump 1 Pump 2
de-energized energized
de-energized energized