Technical Data; Design / Enclosure Class; General Data; Electronic Data And Functions - Grundfos Conex DIA-1 Instrucciones De Instalación Y Funcionamiento

8. Technical data

8.1 Design / enclosure class

Wall-mounted
enclosure
IP65
including built-in
potentiostat
Control panel
enclosure IP54 (front) / IP65 (sensor
including separate interface)
potentiostat

8.2 General data

Input power Approximately 15 VA
Permissible
ambient 0 °C to +45 °C
temperature
Permissible
storage -20 °C to +65 °C
temperature
Maximum relative
90 % (non-condensing)
humidity
Weight 2 kg
Plastic (control panel
enclosure: noryl,
Enclosure
wall-mounted
enclosure: ABS)
• 230/240 V (50/60 Hz)
Power supply
versions • 115/120 V (50/60 Hz)
• 24 VDC
(standard model)

8.3 Electronic data and functions

8.3.1 Electronics
Electronics 16-bit microprocessor
High-resolution graphics LCD
Display
with background light
1 alarm relay, 2 controller
Potential-free relay
relays (250 V/6 A, maximum
outputs
550 VA)
Controller stop; external
setpoint / external pH value
Signal inputs
0/4 to 20 mA; sample-water
deficiency sensor
4 analog outputs 0/4 to 20
Signal outputs mA, freely adjustable,
maximum load 500 Ω
• Chlorine, chlorine dioxide,
Freely adjustable
• pH, redox (ORP)
analog outputs for
measured values
• Temperature
• Continuous control
8.3.2 Functions of the instrument amplifier
Measured-value display:
measured value with its unit,
Display mode
temperature display:
in °C or °F
Temperature Manual or automatic with
compensation Pt100
Manual or with automatic
Calibration
recognition of buffer solution
ozone, peroxide, peracetic
acid
(0/4 to 20 mA)
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