Vega MINITRAC 31 - 11.2 Device communication Foundation Fieldbus

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11 Supplement
MINITRAC 31 • Foundation Fieldbus
41782-EN-211203
Protection class I
Pollution degree 4
7)
Relative humidity max. 100 %
Protection, depending on housing ver-
sion
IP66/IP67(NEMAType4X)
8)
Overvoltage category III
9)
11.2 Device communication Foundation Fieldbus
Inthefollowing,thenecessarydevice-specicdetailsareshown.Youcanndfurtherinformationof
Foundation Fieldbus on www.eldbus.com.
Overview
Thefollowingtablegivesyouanoverviewoftheinstrumentversionsandthecorrespondingdevice
descriptions,theelectricalcharacteristicsofthebussystemaswellastheappliedfunctionblocks.
Revisions Data DD-Revision Rev_02
CFF-File 020101.c
Device Revision 0201.o
0201.sym
C-Revision xx xx 01
Devicesoftwarerevision > 1.7.0
ITK(InteroperabilityTestKit)Number 6.0.1
Electricial Characteristics Physicial Layer Type Low-powersignaling,bus-pow-
ered, FISCO I.S.
Input Impedance >3000Ohmsbetween7.8KHz-
39KHz
Unbalanced Capacitance <250pFtogroundfromeitherin-
put terminal
Output Amplitude 0.8VP-P
Electrical Connection 4 Wire
Polarity Insensitive Ye s
Max. Current Load 10 mA
Device minimum operating voltage 9V
Transmitter Function Blocks ResourceBlock(RB) 1
TransducerBlock(TB) 1
StandardBlock(AI) 3
Execution Time 30 ms
7)
Micro-environment in housing: pollution degree 2
8)
A suitable cable is required for maintaining the protection rating.
9)
 Alternative:OvervoltagecategoryIIwithoperatingheightupto5000m