Wika D-11-7 Manuale Utente Scaricare il pdf (Pagina 23)

23WIKA operating instructions pressure transmitter model D-1x-7

2478159.05 12/2011 GB/D/F/E

Span correction, example:

For a pressure transmitter with a measuring range of 0 ... 25 bar, the span is 25 mbar too low.

Pressure range 0 ... 25 bar

Span: 25 bar

Span oset

Oset: -0.025 bar

Error detection

Byte 4 (error status) and byte 5 (error code) contain the error messages.

The error status shows whether there is an error present. If there is an error,

this can be read via the error code (see example).

Example

Error code 42

hex

corresponds to binary 01000010, i.e. bit 1 and 6 are set.

▶ Error correction through reset.

The encoding should be read from the following diagram.

6. Commissioning, operation

Correction value = -

Span oset

x 50,000

Span

Correction value = -

-0.025 bar

x 50,000

25 bar

Correction value = -50 0xFFCE



Output data

0x23 0xFF 0xCE

Send message

Byte 4 Byte 5

Error status Error code

Error status

■

No error: 0x0A

■

Error: 0x0E

Error code

■

No error: 0x00

■

Fault: See example

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 111 112

Commenti su questo manuale

Nessun commento

Wika D-11-7 Manuale Utente Pagina 23

Commenti su questo manuale

Prodotti e manuali riguardandi Strumenti di misura Wika D-11-7