Nu-Way MGN 2800N, Инструкция по установке и обслуживанию

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MGN 2800N HP 21
Press and hold the PGM button down until the green set point figure changes to an AL, the larger
upper figures show the value. Use the up/down buttons to set the new value and change to the next
screen. to cancel an entry press Exit. Scroll through the screens, (PGM button) modifying any value
found to be in error (up/down buttons). At the last screen the PGM button will return the controller to
the original operating display.
At any point in the procedure the original operating display can be obtained by letting the unit time
out, the value in the display at the time out will be accepted.
A value can only be altered within the permitted range of that parameter. All other parameters must
remain as supplied.
Note: The detector range parameters SCL and SCH are given as °C for Hot Water (temperature)
and bar for Steam (pressure).
K6
PGM EXIT
SIEMENS
Landis & Staefa RWF40
Burner enable
Reduce output
Increase output
Manual
operation
Limit
comparator
Increase
value
Exit key
Process value
display (red)
Setpoint display
value (green)
Reduce
value
PGM key
RWF 40 Recommended Settings
Parameter Display
Hot
Water
Steam
Proportional
band
Pb1 10 1
Derivative
time
Dt 10 5
Reset
time
Rt 50 20
Actuator
time
Tt
Set to the
Air Damper running
time between
low and high flame
Switch on
threshold
Hys 1 0 0
Upper off
threshold
Hys 3 999.9 999.9
Detector:
range start
SCL 0 0
Detector:
range end
SCH
100 25