WIKA D-11-7 - Manual (Page 19)

19 WIKA operating instructions pressure transmitter model D-1x-7
2478159.05 12/2011 GB/D/F/E
GB
Description of services
Software and hardware version
Via these services it is possible to read the firmware 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 significant 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
0
00 00 01 1 ⇒ value x 10 1
00 00 10 2 ⇒ value x 10 2
00 00 11 3 ⇒ value x 10 3
Sign of the exponent
0 = positive
1 = negative
Measurement type
0 = relative pressure
1 = absolute pressure