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Chapter 3 About the Micro Motion
®
7951
Page 3.3
3.5 Typical installations
The diagram below illustrates a typical installation utilising the 7951.
PT
TE
DT
4-20mA
4-wire PRT
Frequency
MODBUS communications
to and from host com
p
uter
Part of pipeline
Transducers and transmitters
PT
TE
Static pressure transducer
Temperature element (PRT)
DT
Density transmitter
Alarm
Analogue outputs
Printer
7951
Figure 3.2: Typical installation for A Gas Signal Converter system
3.6 Checking your software version
The 7951 is driven by pre-loaded software which differs according to the application for which the instrument is to
be used. To check hardware configuration, see Ordering Information in Appendix C.
PREFIX DIGIT 1 DIGIT 2 DIGIT 3 DIGIT 4
SOFTWARE VERSION NUMBER
DIGIT 2:
FLOW
METER
0 NONE
1 ORIFICE
2 TURBINE/PD
3 VENTURI
4 MASS
5 MULTI
DIGIT 4:
SPECIAL
0 – 9
PREFIX:
HARDWARE
PLATFORM
50 7950
51 7951
DIGIT 1:
METERED
PRODUCT
1 GAS
2 LIQUID
3 BOTH
4 OTHER
DIGIT 3:
STREAMS/
CHANNELS
1 SINGLE
2 DUAL
3 TRIPLE
4 QUAD
5 1, 2, 3 or 4
Figure 3.3: Software version number