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115
Output 1
Current loop, 4 ... 20 mA, floating, reverse polarity protected
HART communication (see further below for specifications)
Supply voltage
14 ... 30 V
Process variable *
Conductivity, resistivity, concentration, salinity, or temperature
Characteristic *
Linear, bilinear, or logarithmic
Overrange *
22 mA in the case of error messages
Output filter *
PT
1
filter, time constant 0 ... 120 s
Measurement error
1)
< 0.25 % current value + 0.025 mA
Start/end of scale *
Configurable within selected range
Bilinear: Vertex X/Y *
Configurable within selected range
Specifications
I input (TAN)
Current input 0/4 ... 20 mA / 50 Ω for external temperature signal
Start/end of scale
Configurable –50 ... 250 °C / –58 ... 482 °F
Characteristic
Linear
Measurement error
1.3)
< 1% current value + 0.1 mA
HOLD input (TAN)
Galvanically separated (optocoupler)
Function
Switches device to HOLD mode
Switching voltage
0 ... 2 V AC/DC
HOLD inactive
10 ... 30 V AC/DC
HOLD active
CONTROL input (TAN)
Galvanically separated (optocoupler)
Function
Selecting parameter set A/B or flow measurement
Parameter set A/B
Control input
0 ... 2 V AC/DC
10 ... 30 V AC/DC
Parameter set A
Parameter set B
FLOW
Pulse input for flow measurement 0 ... 100 pulses/s
Message
via 22 mA
Display
00.0 … 99.9 l/h
Содержание Stratos Pro A201COND
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