Watlow Series 942 Data Communications Bedienungsanleitung PDF herunterladen (Seite 21)

How to Use Data Communications

WATLOW Series 942

"?" Commands

Table 6 -

"? MTR" Command

Response Data.

< > = Non-literal

Description.

PtYP = rAtE PtYP = tI Step Type

Set Point Set Point Soak Jumploop End

Step # <Step#> <Step#> <Step#> <Step#> <Step#>

Type Code 1123 0

Data.2 <SP> <SP> <HOUr> <JS> <End>

Data.3 <rAtE> <HOUR> <min> <JC>

Data.4 <Ent1> <MIN> <SEC>

Data.5 <Ent2> <SEC> <Ent1>

Data.6 <Ent1> <Ent2>

Data.7 <Ent2>

"? MDL" Command

This command asks the 942 for the type of unit and the level of software. The

model number will appear as 1 character. The syntax of the function is as

follows:

? <Space> MDL

This function will return the following information:

942<Model number> <Space> <Software revision level>

"? MTR" Command

The ? MTR command monitors the current RUNning step.

The syntax for this command is: ?<Space> MTR

There are no arguments to the command. The command will return the

following data:

Data.5 . . .Data.n

Table 6 below shows how to interpret the response syntax. Note that each

argument is an ASCII decimal number representing a specific value for each

parameter listed in the table. A response would be:

<11> <space> <1> <space> <375> <space> <2> <space> <30> <space> <0>

This tells you that the current step is #11 a Set Point step, the SP is 375°. Step

time is 2:30:00, Events 1 and 2 (Ent1, Ent2) are ON.

Data.1 Data.2

Low Limit High Limit Code Function

TAG 0 7 0 - - - = no logging

1 - - A

2 - S -

3 - SA

4 P - -

5 P - A

6 PS -

7 PSA

Table 5 -

Continued

NOTE:

P = Process

S = Set Point

A = Auxiliary Status

- - - = no logging

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 27 28

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