Wika D-11-7 Manuel d'utilisateur télécharger pdf (Page 19)

19WIKA operating instructions pressure transmitter model D-1x-7

2478159.05 12/2011 GB/D/F/E

Description of services

Software and hardware version

Via these services it is possible to read the rmware and hardware version.

Start and end of the measuring range

The byte "MBA (value)" or "MBE (value)" contains the amount of the corresponding value, where the

second most signicant bit is taken as the algebraic sign (0=positive, 1=negative). This value is to be

calculated with the measuring range factor:

Date of manufacture

Service byte 1 contains the month of manufacture in the format MM (e.g. 08 for August) and service

byte 2 the year of manufacture in the format YY (e.g. 02 for 2002).

6. Commissioning, operation

Factor / unit (byte 3)

7 6 5 4 3 2 1 0

Exponent

00 00 00 0 ⇒ value x 10

00 00 01 1 ⇒ value x 10

00 00 10 2 ⇒ value x 10

00 00 11 3 ⇒ value x 10

Sign of the exponent

0 = positive

1 = negative

Measurement type

0 = relative pressure

1 = absolute pressure

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 111 112

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Wika D-11-7 Manuel d'utilisateur Page 19