Siemens SITRANS LG270 Mode D'emploi page 71

pareil respectives, sur les grandeurs caractéristiques électriques du système bus ainsi que sur les
blocs de fonction utilisés.
Revisions Data
Electricial Characteristics
Transmitter Function Blocks
Advanced Function Blocks
Diagnostics
General Information
PBD-51041145
DD-Revision
CFF-File
Device Revision
Cff-Revision
Device révision logicielle
ITK (Interoperability Test Kit) Number
Physicial Layer Type
Input Impedance
Unbalanced Capacitance
Output Amplitude
Electrical Connection
Polarity Insensitive
Max. Current Load
Device minimum operating voltage
Resource Block (RB)
Transducer Block (TB)
Standard Block (AI)
Execution Time
Discret Input (DI)
PID Control
Output Splitter (OS)
Signal Characterizer (SC)
Integrator
Input Selector (IS)
Arithmetic (AR)
Standard
Advanced
Performance
Function Blocks Instantiable
LAS (Link Active Scheduler)
Master Capable
Number of VCRs (Virtual Communication Re-
lationships)
SITRANS LG270 - Mise en service
Rev_01
030101.cff
3
xx xx 01
> 1.3.0
6.2.0
Low-power signaling,
bus-powered, FISCO I.S.
> 3000 Ohms between
7.8 KHz - 39 KHz
< 250 pF to ground from either
input terminal
0.8 V P-P
2 Wire
Yes
10 mA
9 V
1
1
3
30 mS
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
Yes
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