Temperature Controls and Indicators. Graco 312065M - Reactor, Electric Proportioners, 312065P - Reactor, Electric Proportioners, 312065M, 312065N - Reactor, Electric Proportioners, 312065L Reactor, Electric Proportioners
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Temperature Controls and Indicators
NOTICE
To prevent damage to the softkey buttons, do not press the buttons with sharp objects such as pens, plastic cards, or fingernails.
Heater Power Indicators Heater Displays
Temperature Controls and Indicators
Zone A Arrow Keys
Zone B Arrow Keys
Hose Zone Arrow Keys
A
B
Heater A On/Off Key
Heater B On/Off Key
Hose Heater On/Off Key
Actual Temperature Key
° F
° C
Temperature Scale Keys
Target Temperature Key
F IG . 4. Temperature Controls and Indicators
Main Power Switch
Located on right side of unit, page 14. Turns Reactor
power ON and OFF heater zones or pumps on.
. Does not turn
Red Stop Button
Located between temperature control panel and motor
to shut off motor and heater zones only. Use main power switch to shut off all power to unit.
312065P 15
Temperature Controls and Indicators
Actual Temperature Key/LED
Press to display actual temperature.
Press and hold to display electrical current.
Temperature Displays
Show actual temperature or target temperature of heater zones, depending on selected mode. Defaults to actual at startup. Range is 32-190°F (0-88°C) for A and
B, 32-180°F (0-82°C) for hose.
Circuit Breakers
Target Temperature Key/LED
Press to display target temperature.
Press and hold board temperature.
to display heater control circuit
Temperature Scale Keys/LEDs
Press
° F
or
° C
to change temperature scale.
Heater Zone On/Off Keys/LEDs
Press to turn heater zones on and off. Also clears
heater zone diagnostic codes, see page 36.
Located inside Reactor cabinet.
Ref.
CB1
CB2
Size
50 A
40 A
CB3
CB4
25, 40*
25, 40*
CB5 20
* Depending on model.
Component
Hose/Transformer Secondary
Transformer Primary
Heater A
Heater B
Motor/Pumps
LEDs flash when heater zones are on. The duration of each flash shows the extent that the heater is turned on.
Temperature Arrow Keys
Press , then press or perature settings in 1 degree increments.
to adjust tem-
CB1
CB2
CB3
CB4 ti9884a
CB5
For wiring and cabling, see repair manual 312066.
16 312065P

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