Grundfos CU 362 Instrucciones De Instalación Y Funcionamiento página 29

9. Technical data
9.1 Environmental data
Altitude above sea level
Maximum 2000 m.
Relative air humidity
5 to 95 %.
Enclosure class
IP54.
9.2 Ambient temperature
• During operation: 0-50 °C (must not be exposed to direct
sunlight). At temperatures below 0 °C, the display may react
slowly.
• In stock: -20 - +60 °C.
• During transportation: -20 - +60 °C.
9.3 Electrical data
Supply voltage
See nameplate on Dedicated Controls.
Backup fuse
See the wiring diagram supplied with the Dedicated Controls
system.
Digital inputs
Open-contact voltage
Closed-contact current
Frequency range
All digital inputs are supplied with SELV voltage (Safety
Extra-Low Voltage).
Analog inputs
Input current and voltage
Tolerance
Repetitive accuracy
Input resistance, current
Input resistance, voltage, CU 362
Input resistance, voltage, IO 351B
Sensor supply
All analog inputs are supplied with SELV voltage (Safety
Extra-Low Voltage).
Digital outputs (relay outputs)
Maximum contact load
Minimum contact load
All digital outputs are potential-free relay contacts.
Some outputs have a common C terminal.
For further information, see the wiring diagram supplied
with the Dedicated Controls system.
24 VDC
5 mA, DC
0-4 Hz
0-20 mA
4-20 mA
0-10 V
± 3.3 of full scale
± 1 % of full scale
< 250 Ω
> 50 kΩ ± 10 %
> 50 kΩ ± 10 %
24 V, 30 mA, short-circuit-
protected
240 VAC, 2 A
5 VDC, 10 mA
Inputs for PTC sensor/thermal switch
For PTC sensors to DIN 44082. A thermal switch can also be
connected.
Open-circuit voltage
Closed-circuit current
Inputs for PTC sensors are electrically separated from the
other inputs and outputs of the Dedicated Controls
system.
10. Disposing of the product
This product or parts of it must be disposed of in an environmentally
sound way.
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company or
service workshop.
See also end-of-life information at
recycling.
11. Document quality feedback
To provide feedback about this document, scan the QR code using
your phone's camera or a QR code app.
Click here to submit your feedback
12 VDC ± 15 %
2.6 mA, DC
www.grundfos.com/product-
29