Technical Data; Instrument Versions; General Data; Electronic Data And Functions - Grundfos Conex DIS-D Instrucciones De Instalación Y Funcionamiento

6. Technical data

6.1 Instrument versions

6.1.1 Instrument amplifier
Type Measured variables
Chlorine, chlorine dioxide or
®
Conex DIS-D
ozone
®
Conex DIS-PR pH/redox and temperature
6.1.2 Versions of power supply
• 230/240 V (50/60 Hz)
• 115/120 V (50/60 Hz)
• 24 VDC.

6.2 General data

Enclosure class
Input power
Permissible ambient
temperature
Permissible storage
temperature
Max. relative humidity
Weight
Enclosure

6.3 Electronic data and functions

6.3.1 Electronics
Electronics
Display
Floating relay outputs 1 alarm relay, 1 controller
Signal inputs
Signal outputs
IP65
Approx. 15 VA
0 °C to +45 °C
-20 °C to +65 °C
90 % (non-condensing)
0.8 kg
Plastic ABS
16-bit microprocessor
LCD
switching relay
(250 V / 6 A, max. 550 VA)
Measured value
Water sensor
Temperature
®
(only Conex DIS-PR)
1 analog output 0/4 to 20
mA, max. load 500 Ω, for
measured value or
continuous control
6.3.2 Instrument amplifier functions
Display mode
Temperature comp.
®
(Conex DIS-PR)
Calibration
Measured-value output 0/4 to 20 mA
6.3.3 Controller functions
Controller
Controller output for
switching controller
Controller output for
continuous controller
For limit monitor
0 to 100 % of measuring range,
Limit adjustable in physical dimension of
measured variable
0 to 50 % of full-scale value,
Hysteresis adjustable in physical dimension of
measured value
For interpulse, pulse frequency and continuous
controllers
Setpoint
Proportional band, X
p
Reset time, T
n
Pulse + pause time
Minimum ON time,
T
min
Maximum frequency
Control/switching
direction
Measured-value display:
measured value in
physical dimension,
temperature display: in °C
®
(only Conex DIS-PR)
Manual or automatic with
Pt100
Manual Cal with auto-read
function
Selectable as switching or
continuous controller
Limit monitor, interpulse
controller (P, PI), pulse
frequency controller (P, PI)
0/4 to 20 mA selectable
0 to 100 % of measuring
range, adjustable in
physical dimension of
measured value
0.1 to 3000.0 %,
resolution 0.1 % in the
range 0.1 to 100.0 %,
resolution 1 % in the
range 101.0 to 3000.0 %
0 to 3000 s, resolution 1 s
1 to 100 s, resolution 1 s
(only with interpulse
controller)
0.1 to 10.0 s, resolution
0.1 s (only with interpulse
controller)
1 to 220 pulses per
minute, pulse width 50 ms
(only with interpulse
controller)
Upward or downward
violation selectable
7