9
Signet 2537 Flowmeter
x5
x6
2s
2s
T
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t
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t
1.
2.
3.
4.
Hysteresis holds a relay energized until the
fl
ow rate moves this amount past the setpoint.
The factory setting is 0.5000
3.
Program the HYSTERESIS.
Set Relay operation
The Flow Switch has one relay (SPDT or solid-state) that can be programmed as a HIGH (Hi)
alarm or a LOW (Lo) alarm.
T
P
t
T
P
t
t
P
T
t
T
P
2s
Go to next
menu item
Return to
Normal Operation
Save the new setting:
x5
x3
2s
2s
T
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t
t
T
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t
T
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1.
2.
3.
4.
5.
2.
Program the SETPOINT.
The SETPOINT is the
fl
ow rate
where the relay will be energized.
The factory setting is 5.0000.
x7
2s
2s
T
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t
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T
t
t
T
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1.
2.
3.
4.
5.
When the
fl
ow rate reaches the setpoint, the
2537 will wait this long (in seconds) before
triggering the alarm.
The factory setting is 0000.0 seconds.
4.
Program the DELAY.
A HI alarm will be activated when the
fl
ow rate rises ABOVE the setpoint.
A LO alarm will be activated when the
fl
ow rate falls BELOW the setpoint.
The factory setting is Hi(gh).
x4
2s
2s
T
P
t
T
P
t
t
T
P
1.
2.
3.
4.
1.
Select HI or LO Relay Alarm logic
2s
Go to next
menu item
Return to
Normal Operation
Save the new setting:
2s
Go to next
menu item
Return to
Normal Operation
Save the new setting:
2s
Go to next
menu item
Return to
Normal Operation
Save the new setting:
Minimum value
Maximum value
Minimum value
Maximum value
Minimum value
Maximum value
Example: Change the Relay Logic to Low:
Example: Change the Setpoint to 8.0000:
Example: Change the Hysteresis to 5.0000:
Example: Change the Delay to 10.0:
