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Despatch/Watlow 1500 Control Instruction Manual
Manual Set Point Controller
Use the following procedure to enter a dry bulb temperature,
RH%, or change auxiliary event status when the
MNTR
DATA
LED is on.
1.
Press the
RUN/HALT
key so the
PROG HALT
LED
lights up.
2.
Press the
RESTART
key.
3.
Enter the dry bulb temperature.
a. Press the
FCTN
key until C1 is signaled in the
FUNCTION
display.
b. Update the dry bulb temperature by using up/down
arrow keys.
c. Press enter when the desired set point is signaled in
the data display.
Your set point is now in effect.
If the set point shown in the
DATA
display is higher than
the value shown in the
ACTUAL
display for CH-1, then
the heat LED near the Watlow 1500 should be on.
If the set point in the
DATA
display is lower than the
value in the
ACTUAL
display for CH-1, then the cool
LED should be on.
