Watlow Series 942 Data Communications Manual de usuario descargar pdf (Pagina 18)

WATLOW Series 942

How to Use Data Communications

Commands

Data Comm

Table 4 -

"?" Commands

and Responses.

These commands

are READ ONLY.

The "?" Command

reads a specific

value of the Series

942 parameter

(Data.1).

Data.1 Respns Information Comments

BTYP 0 T/C Only

1 T/C, RTD whole, process

2 T/C, RTD tenths, process

3 R, S, B T/C

C1 PROCESS Process value Between RL and RH

CSP SETPOINT Current Profile Set point Between RL and RH

EJC 0 - 100 The # of jumploops remaining. Run mode only.

ENSP End Set Point of current step. Run mode only.

ERR 0 No error Multiple errors are possible.

1 Open sensor

2 Reversed sensor

4 Ambient sensor

8 Configuration

16 EE Checksum

32 A/D underflow

64 A/D overflow

128 Not used

ER2 0 No error Cleared when ER2 is read.

1 Transmit buffer overflow Only 1 ER2 response is valid.

2 Receive buffer overflow

3 Framing error

4 Overrun error

5 Parity error

6 Talking out of turn

7 Invalid reply error

8 Noise error

20 Command not found

21 Parameter not found

22 Incomplete command line

23 Invalid character

24 Number of chars. overflow

25 Input out of limit

26 Read only command

27 Write allowed only

28 Output 3 is not an event

29 Output 4 is not an event

30 Request to RUN invalid

31 Request to HOLD invalid

32 Command invalid in RUN mode

33 Command invalid in RUN mode

39 Infinite loop error

MDL See Page 21. Displays 942 X

X = software revision

MODE 1 Run mode Multiple modes are possible.

2 Hold mode

4 Configuration mode

8 Calibration mode

16 Alarm silence active

34 OFF

MTR See Page 21. Monitors current step Run or hold mode.

RESU See Page 22. Resume a profile Hold mode only.

"?" Command

The "?" command finds the specific value of a Series 942 parameter (Data.1).

Table 4 and 5 provide the complete list of parameters you may use, plus

responses. You may use the "?" command in either the RUN or HOLD modes.

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 27 28

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Watlow Series 942 Data Communications Manual de usuario Pagina 18

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