Lutz Jesco EASYPRO, Operating

Page: 13 / 64

Technical data
13
Subject to technical changes.
200114 BA-42820-02-V03
Water sampling station
EASYPRO
Operating instructions
5.2 Water sampling stations for industrial applications
EASYPRO 1 2 3 4 1/1 2/2
Sample water require-
ment
for CS120 excess chlorine measuring
cell l/h
45 approx. -
for all other measuring cells l/h 30 approx. 2 x 30 approx.
Sample water inflow and discharge mm PE hose 6/8 + stop valve with G1/4 connection
Pressure resistance
for diaphragm-covered measuring cell bar max. 6, air gap required
for all other measuring cells max. 6
Pressure loss in the water sampling station bar 0.3 approx.
Mesh size sample water filter μm 300
Voltage supply 100 – 240 V AC, 50/60 Hz
Power consumption W max. 20
Analogue outputs for remote transmission 4 x 0/4 – 20 mA, working resistance max. 500 Ω
Disturbance variable input mA 0/4 – 20
Interfaces Ethernet TCP/IP or RS485 Modbus RTU (optional)
Protection class IP65 (electronic controller)
Ambient temperature °C -5 to +45 (no exposure to direct sunlight)
Control characteristic
P, PI, PID or PD behaviour, control direction selectable with disturbance
variable feed forward, 2-side control selectable
Measuring inputs (depending on version)
Number of measuring inputs 1 2 3 4 2 x 1 2 x 2
Bromine Diaphragm-covered measuring cell mg/l 0 – 5
(dependant on the measuring cell)
-
Free chlorine
Amperometric 3-electrode measuring
cell with potentiostat (DMZ3.1)
mg/l
0 – 15
(dependant on the measuring cell transconduct-
ance)
2 x 0 – 15
(dependant on the measuring
cell transconductance)
CS120 excess chlorine measuring cell mg/l
0 – 10
(dependant on
the measuring
cell transcon-
ductance)
-
-
Diaphragm-covered measuring cell mg/l 0 – 10
(dependant on the measuring cell)
-
Chlorine dioxide
Amperometric 3-electrode measuring
cell with potentiostat (DMZ3.1)
mg/l 0 – 15
(dependant on the measuring cell transconductance)
2 x 0 – 15
(dependant on the measuring
cell transconductance)
CS120 excess chlorine measuring cell mg/l
0 – 10
(de-
pendant on the
measuring cell
transconduct-
ance)
-
-
Diaphragm-covered measuring cell mg/l 0 – 2
(dependant on the measuring cell)
-
Total chlorine Diaphragm-covered measuring cell mg/l 0 – 10
(dependant on the measuring cell)
-
Ozone Diaphragm-covered measuring cell mg/l 0 – 2
(dependant on the measuring cell)
-
pH value pH single-rod measuring cell pH
2 – 12 or 0 – 14
(dependant on the single-rod measuring cell)
2 x 2 – 12 or
2 x 0 – 14
(depending on the single-rod
measuring cell)
Redox value Redox single-rod measuring cell mV 0 – 1000 2 x 0 – 1000
Conductivity conductive Conductivity measuring (k=1) mS/cm 0 – 100
(depending on the measuring principle)
Chlorite Diaphragm-covered measuring cell mg/l 0 – 2
(dependant on the measuring cell)
-
Hydrogen peroxide Diaphragm-covered measuring cell mg/l 0 – 200
(dependant on the measuring cell)
-
Temperature Pt100 °C
5 – 45
(standard version)
5 – 60
(configurable)
2 x 5 – 45
(standard version)
2 x 5 – 60
(configurable)