Knick Stratos Evo A402, User Manual

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Current outputs
The floating current outputs (0) 4 ... 20 mA are used
for transmitting measured values. An output filter
can be programmed, the fault current value can be
specified.
Relay contacts
2 relay contacts for limit values. Adjustable for the
selected process variable: hysteresis, switching behav-
ior (MIN/MAX limit), contact type (N/O, N/C) and delay.
Wash (cleaning function)
This contact can be used for controlling a rinsing
probe or for indicating the active parameter set.
Signal outputs
The analyzer provides two 0 (4) .... 20 mA current outputs for transmission of
measured value and temperature, for example.
Relay contacts
Four floating relay contacts are available.
14
15
16
17
18
19
20
R1
R2
Alarm
R3
R4
Wash
Alarm
An alarm can be generated by Sensocheck,
flow monitoring or current failure.
PID controller
Configurable as pulse length or pulse frequency controller.
Introduction
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9
10
Output 1
Output 2