SECTION 3
OPERATION
26
c) Steam pressure setting (low) (Option: Only when pressure sensor is installed)
This setting provides high fire stop pressure under manual operation
(*)
. Under manual operation
(*)
,
the boiler shifts from high fire to low fire when the boiler steam pressure rises to the set pressure
during high fire.
Set the same unit as that of header steam pressure.
P.19
1) Press the “SELECT” switch as many times as
needed to display steam pressure setting
(low).
2) Press the “UP” and “DOWN” switches
simultaneously, then the set value starts
blinking.
3) Press the “UP” or “DOWN” switch to set the
desired pressure.
4) Press the “SELECT” switch to finish the setting.
d) Differential setting (low) (Option: Only when pressure sensor is installed)
After the shift from high fire to low fire at the pressure specified in the previous section, the boiler
starts high fire again when the boiler steam pressure decreases by the specified differential set in
this section.
Set the same unit as that of header steam pressure.
P.19
1) Press the “SELECT” switch as many times as
needed to display differential setting (low).
2) Press the “UP” and “DOWN” switches
simultaneously, then the set value starts
blinking.
3) Press the “UP” or “DOWN” switch to set the
desired pressure.
4) Press the “SELECT” switch to finish the
setting.
Summary of Contents for MP1-200
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Page 62: ...SECTION 7 APPENDIX 54 MEMO...
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