VEGA POINTRAC 31 Foundation Fieldbus User Manual
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43
11 Supplement
POINTRAC 31 • Foundation Fieldbus
41779-EN-131119
L
Fig. 17: Data of the input variable
L Measuring range (range in which the switching point must lie)
Measuring range
152 mm (6 in) or 304 mm (12 in)
Analogue input
Ʋ Input type
4 … 20 mA, passive
Ʋ Internal load
250 Ω
Switching input
Ʋ Type of input - Open Collector
10 mA
Ʋ Type of input - Relay contact
100 mA
Output variable
Output
Ʋ Signal
digital output signal, Foundation Fieldbus protocol
Ʋ Physical layer
according to IEC 61158-2
Damping (63 % of the input variable)
0 … 999 s, adjustable
Channel Numbers
Ʋ Channel 1
Process value (switching status)
Ʋ Channel 8
Electronics temperature
Ʋ Channel 9
Pulse rate
Transmission rate
31.25 Kbit/s
Current value
10 mA, ±0.5 mA
Resolution, digital
> 0.1 mm (0.004 in)
Relay output
Output
Relay output (SPDT), floating spdt
Switching voltage
Ʋ Min.
10 mV