CHAPTER 3: USING PROGRAMMING FUNCTIONS
UNIFLOW
®
4 PULSED HEAT CONTROL
990-908 3-23
The 2 key will bring up the RELAY 1
status option screen.
The 1 through 8 keys on the keypad set
the RELAY 1 status options.
1.
BASEHEAT: Relay is
OPEN/CLOSED during baseheat
process cycle
2. RISE1: Relay is OPEN/CLOSED
from point at which 50% of RISE1
time has elapsed until the end of
RISE1.
< RELAY 1 >
1. BASEHEAT
2. RISE1
3. PREHEAT ON
4. RISE2
5. REFLOW
6. COOL1
7. END OF REFLOW
8. CYCLE PWR ALARM
9.__NOT ACTIVE
PAGE FOR MORE RELAY SETTINGS
Number Select, Page, Graph / Data
3. PREHEAT ON: Relay is OPEN/CLOSED during preheat process cycle.
4.
RISE2: Relay is OPEN/CLOSED from point at which 50% of RISE2 time has elapsed until the
end of RISE2.
5. REFLOW: Relay is OPEN/CLOSED from start of heating to COOL1 if no Postheat cycle
otherwise COOL2.
6. COOL1: Relay is OPEN/CLOSED when COOL1 temperature is reached
7. END OF REFLOW: Relay is OPEN/CLOSED when COOL1 is reached if no Postheat cycle, otherwise
COOL2.
8. CYCLE PWR ALARM: Relay is OPEN/CLOSED when a more severe alarm, as indicated by “Cycle
Power” text in the alarm message, occurs.
9. NOT ACTIVE: Relay is not active.
If the desired relay state is not on the first
Relay State screen, press the key to
select the second relay screen.
The
1 through 8 keys on the keypad set
the
RELAY 1 status options.
1.
SYSTEM READY: Relay is
OPEN/CLOSED when the Control is
ready for reflow operation.
< RELAY 1 >
1. SYSTEM READY
2. HEAT ON
3. HEAD IS UP
4. ALARM
5. OUT OF LIMITS
6. CLEAN THERMODE
7. REPLACE THERMODE
8. IDLE HEAT
PAGE FOR MORE RELAY SETTINGS
Number Select, Page, Graph / Data
2. HEAT ON: Relay is OPEN/CLOSED during baseheat, rise1, preheat,rise2, reflow and postheat
process cycle.
3. HEAD IS UP: Relay is OPEN/CLOSED when head is retracted. If process does not have a Postheat
stage, then relay switches to active at COOL1. If the process does have a Postheat stage, then relay
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