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－22－
1) RESET part is intialize RAM of MICOM and others when power is on or power is inferruoted for some time It will make
whole program runs from the first status. When power is supplied, reset voltage is “LOW”status for a few seconds and
turn into “HIGH”(Vcc Voltage) status in the normal opweating.
1) DOOR S/W sensing part doesn,t sense Door of Fand R room on each micom.
2) Lamp control door is opened, door S/W pin NO 3 opened and voltage no touching No1 of CN 27 and MICOM input Then the
door-open is sensed.
3) When the door is opened, Door S/W pin No 3 opened and voltage no touching No 1 of CN No 27 and MICOM input.
Then the door-open is sensed.
→ It makes door alarm after 2 minutes
This time F,R DOOR must close at the same time for stopping Door alarm.
4) DID DOOR S/Whave no each sensing parts and control lamp ON/OFF by contact dot of DOOR.
4. DOOR S/W SENSING PART
ITEM
F
R
DOOR CONDITIONS
CLOSE
OPEN
CLOSE
OPEN
DOOR S/W CONTACT
OPEN
CLOSE
OPEN
CLOSE
LAMP
OFF
ON
OFF
ON
MICOM INPUT VOLTAGE
OUTMODE
5V
OUTMODE
5V
CN72PIN NO1 CONTACT
ON
OFF
ON
OFF