Campbell 21X Instrukcja Operatora Pobierz pdf (Strona 22)

To

obtain daily output, the lf Time instruction

is

again

used

to set

the

Output Flag and is

followed

by the

Output

lnstructions

to store time

and

the

daily maximum and minimum

temperatures and

the

time each

occurs.

Any Program

Control

lnstruction

which

is

used

to

set

the Output

Flag

high will

set

it low if

the

conditions are not met for setting it

high.

lnstruction 92 above sets the

Output

Flag high

21X MICROLOGGER

OVERVIEW

Instruction

(Loc.:Entry)

O4:P77

05:P71

Instruction

(Loc.:Entry)

06:P92

07:

P77

08:

P73

09:

P74

Description

Output Time

Slore

hour

and minute.

Average

One repetition.

Source of

TC

temps to be

averaged, Input Storage location 2.

every hour. The

Output

Instructions

which

follow

do

not

output

every

hour because they

are

preceded

by another Instruction

92

which

sets the Output Flag high at

midnight

(and

sets

it

low at

any

other time).

This is

a unique

feature of

Flag

0. The Output Flag is

set low

at

the start

of each

table

(Section

3.7).

Description

lf Time

0 minutes into the interval.

1440 minute interval.

Set Output

Flag

(Flag

0).

Output

Time

Store

day,

hour and minute.

Maximize instruction.

One repetition.

Output the time at which

the maximum occurs,

in

hours

and minutes.

Location to maximize, TC temp.

Minimize instruction.

One repetition.

Output

the time

at

which the minimum occurs,

in hours and minutes.

Location to

minimize, TC temp.

Parameter

(Par.#:Entry)

01:10

01:1

O2:2

Parameter

(Par.#:Entry)

01:0

O2t144O

03:10

01:110

01:1

02:10

03:2

01:1

O2:1O

03:2

On

power-up

the

year

and day

are

initialized

to the date the 21X

PROMs

were assembled, the

clock

must be

set to the

current

date

and

time. This

is

done in

the

*5

Mode

(Section

1.2).

ov-l4

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