KROHNE OPTISENS AAM 1050, Installation And Operating Instructions Manual

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Manual OPTISENS AAM 1050
5 OPTISENS AAM 1050
0.4 Features
0.4.1 Device
0.00…4.00 mg/l Cl2 free Chlorine
0.00…20.00 mg/l Cl2 free Chlorine *
0.00…4.00 mg/l O3 Ozone*
0.00…4.00 mg/l ClO2 Chlorine dioxide*
Measuring ranges
0.0…30.00 mg/l H2O2 Hydrogen peroxide*
*special version
Temperature range -30.0…+140.0°C
Minimum flow rate > 30.0 l/h
Display measured value with unit;
temperature with unit;
status display sensor, calibration, controller & alarm
Temperature compensation manual or automatic
Calibration 1-point calibration;
Zero-point calibration for low concentrations
Automatic Sensor Cleaning Automatic recognition
Flow monitor Switch point at 30 l/h
The configuration of measuring parameter, measuring range and type of temperature sensor is done at the
factory and cannot be changed after shipping!
0.4.2 Controller
Set points
2 set points free adjustable within measuring range with choice of
direction
Controller types ON/OFF controller with hysteresis
P controller as Pulse-Pause-, Impulse-Frequency- or steady controller
PI controller as Pulse-Pause-, Impulse-Frequency- or steady controller
Hysteresis 0.00 – 4.00 mg/l or 0.0-30.0 mg/l for H2O2
P range X
P
0.00 – 4.00 mg/l or 0.0-30.0 mg/l for H2O2
Integral time T
N
0…2000 s
Least pulse 0.1…9.9 s
Pulse+ pause time 02…99 s
Impulse frequency 00…72 equiv. to 0...7200 pulses/h
Turn-on delay 0…200 s
Alarm function min. and max. limit and onset delay, power failure alarm,
Dosage control 0… 90 min
0.4.3 Connections
Relays
3 potential-free contacts (2x controller, 1x alarm)
6 A, 250 V, max. 550 VA
Analog output 1x 0/4…20 mA galvanically isolated
max. loading 500 Ohm
Analog inputs 1 measuring input for Cl2, ClO2, O3 or H2O2,
1 measuring input for Pt100
Digital input external controller stop and/or lack-of-water indication
Serial interface RS485, Baud rate 9600, data format 8 Bit,
1start and 1stop bit, no parity
Water Inlet/Outlet Female thread ½“ with attached valve,
hose connection 6 mm I.D.,8 mm O.D.
Flow required 10-300 l/h, ideal 50-200 l/h, pressure max. 6 bar
Sampling point ¼“ female thread with attached valve