Technical Data; Relay Output; Digital Inputs; Maintenance - Grundfos IO Instrucciones De Instalación Y Funcionamiento

9. Technical data

Supply voltage
Power consumption
Cables

9.1 Relay output

Normally open contact
Normally closed contact
Maximum contact load
Minimum contact load

9.2 Digital inputs

Open-circuit voltage
Closed-circuit current
Frequency range
Logic "0"
Logic "1"
Only potential-free devices must be
Caution
connected to the digital inputs.
28
24 VDC ± 10 % and
5 VDC ± 5 %
Maximum 3.5 W
Cross-section:
2
0.5 to 2.5 mm or
AWG 20-13
Length:
The above values
apply to cable lengths
not exceeding
30 metres.
C, NO
C, NC
240 VAC, 2 A
5 VDC, 10 mA
5 VDC
10 mA
0 to 16 Hz
< 1.5 V
> 4.0 V

10. Maintenance

The IO module is maintenance-free during normal
use and operation. The IO module must only be
cleaned with a dry dust-free cloth.

11. Service

The IO module cannot be serviced. If the IO module
is faulty, the CIU unit must be replaced.

12. Disposal

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.
Subject to alterations.