Despatch 1500 Controller Bedienungsanleitung PDF herunterladen (Seite 11)

Despatch/Watlow 1500 Control Instruction Manual Page 5

Key Description

CH SEL Selects either channel 1 or channel 2 for the ACTUAL display.

CLEAR Clears alarm codes from the FUNCTION display in the monitor data mode.

Clears the step in the STEP display in the change data mode when the unit

is in the halt condition. Clears all 51 programmed steps when the unit is in

the halt condition, and in the guarded access area of the change parameter

mode.

RE-START Returns the controller to the initial program step only in the program halt

condition.

RUN/HALT Starts or stops the program. The processor will resume a program where it

was interrupted, unless the RESTART key was pressed, or the step number

or set point data at the current step was changed during the halt condition.

MODE Selects either the monitor data, change data or change parameter mode.

FCTN The FUNCTION key steps through the prompts in each of the three modes.

ENTER Enters the selected data or next step operations in the change data and

change parameter modes.

Increases and decreases the value in the DATA display. A light touch

changes the value by one. Holding the key down causes the DATA display

to increase rapidly.

Table 2 Watlow 1500 Keys

LED Description

CH-1 CH-2 Indicates the channel in the ACTUAL display.

EEF Indicates the value in the ACTUAL display is temperature in EF.

EEC Indicates the value in the ACTUAL display is temperature in EC.

%RH Indicates the value in the ACTUAL display is per cent relative humidity.

PROG END Indicates that the processor has reached the end of the program.

PROG HALT Indicates that the processor is in the halt condition. This may be caused by

pressing the RUN/HALT key or by a blank step in the program. Flashing

indicates that the processor is in remote-hold condition.

MNTR

DATA

Indicates the processor is in the monitor data mode. While in this mode the

Watlow 1500 is used as a set point controller or a process profiler.

CHG DATA Indicates the processor is in the change data mode.

CHG PARA Indicates the processor is in the change parameter mode.

TIME Indicates that the FUNCTION and DATA displays are showing time.

Table 3 Watlow 1500 LEDs

Watlow 1500 Control (Cont.)

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 42 43

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Despatch 1500 Controller Bedienungsanleitung Seite 11