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DFM 5.1 Doppler Flow Meter
RELAY PARAMETERS
Relay
Press
and
or
to select a corresponding relay number (2
relays are standard, 4 additional are optional).
Function
Press
or
to select Off, Pulse or Flow.
Flow
Mode Select Pump, Low Alarm or Hi Alarm.
Pump mode provides separate On/Off settings where the
relay will energize at one flow rate and de-energize at another.
On Position the cursor under the numerals and press or
to set digits to the required relay On set point.
Off set digits to the required Off set point.
Low Alarm mode relay will energize at a programmable flow
rate and remain energized with flow below the set point. When
flow rises above the set point, the relay will de-energize.
Hi Alarm mode relay will energize at a programmable flow
rate and remain energized with flow above the set point. When
flow falls below the set point, the relay will de-energize.
Pulse
Press
and set digits to the flow volume increment required
between relay pulses. Use this feature for remote samplers,
chlorinators or totalizers. Minimum time between pulses is
2.25 seconds and pulse duration is 350 milliseconds.
Return to Relay and change settings for each relay number.
Press to return to Menu Selections.
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