Technical Data; Design/Enclosure Class; General Data; Electronic Data And Functions - Grundfos Conex DIA-2Q Manual De Instrucciones

8. Technical data

8.1 Design/enclosure class

Wall-mounted
enclosure
(distance from IP65
sensors up to three
metres)
IP54 (front)/
IP65 (sensor interface)
Control panel
(distance from sensor
enclosure
interface up to 100 metres,
including separate
distance from sensor
potentiostat
interface to sensors up to
three metres)

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 1.5 kg
Plastic (control panel
enclosure: noryl,
Enclosure
wall-mounted
enclosure: ABS)
•
Power supply
versions •
•
12
230/240 V (50/60 Hz)
(standard model)
115/120 V (50/60 Hz)
24 VDC

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; proportional
Signal inputs value, disturbance variable
0/4 to 20 mA; water sensor
4 analog outputs 0/4 to 20
Signal outputs mA, freely adjustable,
maximum load 500 Ω
•
•
•
Freely adjustable
analog outputs for
measured values
•
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 calibration, or with
Calibration automatic recognition of
buffer solution
Parameter group 1:
chlorine, chlorine dioxide,
ozone, peroxide, peracetic
acid
Parameter group 2: pH,
redox
For temperature or
continuous control (0/4 to
20 mA) of the parameters
from group 2 (pH, redox)
For continuous control
(0/4 to 20 mA) of the
parameters from group 1
(chlorine, chlorine dioxide,
ozone, peroxide, peracetic
acid)