75
11 Supplement
MINITRAC 31 • Foundation Fieldbus
41782-EN-211203
Ʋ Internal load 250Ω
Ʋ Input voltage max.6V
Switchinginput
Ʋ Type of input - Open Collector 10 mA
Ʋ Type of input - Relay contact 100 mA
Ʋ Input voltage max.24V
Output variable - Level measurement
Output
Ʋ Signal digital output signal, Foundation Fieldbus protocol
Ʋ Physical layer according to IEC 61158-2
Damping(63%oftheinputvariable) 0 … 999 s, adjustable
Channel Numbers
Ʋ Channel 1 Processvalue(level)
Ʋ Channel 8 Electronics temperature
Ʋ Channel 9 Pulse rate
Transmission rate 31.25Kbit/s
Current value 10 mA, ±0.5 mA
Resolution, digital >0.1mm(0.004in)
Output variable - Density measurement
Output
Ʋ Signal digital output signal, Foundation Fieldbus protocol
Ʋ Physical layer according to IEC 61158-2
Damping(63%oftheinputvariable) 0 … 999 s, adjustable
Channel Numbers
Ʋ Channel 1 Processvalue(density)
Ʋ Channel 3 Processtemperature(withexternaltemperaturesensor)
Ʋ Channel 8 Electronics temperature
Ʋ Channel 9 Pulse rate
Transmission rate 31.25Kbit/s
Current value 10 mA, ±0.5 mA
Resolution, digital >0.1mm(0.004in)
Output variable - Level detection
Output
Ʋ Signal digital output signal, Foundation Fieldbus protocol
Ʋ Physical layer according to IEC 61158-2
Damping(63%oftheinputvariable) 0 … 999 s, adjustable
Channel Numbers
Ʋ Channel 1 Processvalue(switchingstatus)
Ʋ Channel 8 Electronics temperature