ABB DY DCF77 Manual

ABB Ikke kategoriseret DY DCF77

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Side 1/1

REFERENCE STANDARDS

Compliance with Community Directives:

2014/53/EU (RED)

is declared with reference to the following harmonized standards:

• EN 60950-1

• ETSI EN 301 489-1, ETSI EN 301 489-3, ETSI EN 300 330

1User Manual

DCF MODULE FOR EXTERNAL USE

Read all the instructions carefully

DIMENSIONS (mm)

DEVICE STATUS

INSTALLATION

DY DCF77 is

a module that allows you to capture the information of data

and time. This information may be shared with ABB devices designed to

interface with

DY DCF77

, so as to ensure a synchronization always perfect.

Code Model Description

2CSM250411R1000

DY DCF77

DCF module for external use

SAFETY WARNINGS

During product installation and operation it is necessary to observe the

following instructions:

1) The product must be installed by a qualified person, in strict compliance

with the connection diagrams.

2) Do not power the instrument if any part of it is damaged.

3) The product must be installed and activated in compliance with current

electric system standards.

4) The electrical system in the building in which the product is to be installed

should have an over-current switch and a protection device.

5) Do not use the product for purposes different from the one specified.

6) In case of malfunction do not perform repairs and contact immediately the

technical support.

7) The product can be used in environments with category of overvoltage III

and pollution degree 2.

8) Before accessing the connection terminals, verify that the leads are not live.

9) After installation, inaccessibility to the connection terminals without

appropriate tools must be guaranteed.

TECHNICAL CHARACTERISTICS

• Power supply: 12V DC (-20% ÷ +20%)

• Absorption: 4 mA

• DCF frequency: 77.5 kHz

• Wall or pole installation

• Wiring

– Cable length: 100m

– Flexible cables section: 0.75 ÷ 1.5 mm

– Sheathed cables maximum diameter: 3 mm

• Protection degree: IP54

• Operating temperature: 0 ÷ +50 °C

• Storage temperature: -25÷ +70 °C

• Operating humidity: 20÷90% non condensing

• Key to force sending data to the connected devices

• Red / green / orange led for signaling device status (Figure 1)

Led for signaling

device status

Key to force sending data

to the devices

• Installation can be wall or pole (by using the adapter in the package)

• Remove the cover by leveraging the teeth on the sides of the product

• Pass the cables through the cable entry on the bottom side and connect the

power and bus cables respecting the wiring diagram

• Tighten the cable gland and replace the cover.

• When you power on the led emits two RED flashes as follows:

OFF ON OFF ON OFF

… 1 s 1 s 1 s …

After the power on sequence the DY DCF77 sends data and time to the I/O

extension port (then to the connected devices) every 30 minutes.

• The flashing of the GREEN led indicates the status of the device:

ON OFF

REPETITIONS

searching

for valid signal 500 ms 500 ms continuous

exact time acquired less

than 30 minutes 100 ms 100 ms 6 every 5 seconds

exact time acquired less

than 48 hours 100 ms 100 ms 3 every 5 seconds

• Sending data to the I/O extension port (and to the connected devices) is signaled

by the RED flashing of the led for 3 seconds as follows:

ON OFF ON OFF …..

100 ms 100 ms 100 ms 100 ms …..

Note: at any time you can force sending data to the I/O extension port by pressing

the key (accessible by removing the cover, see figure 2).

3CONNECTION DIAGRAMS

I/O extension

port

Figure 1 Figure 2

DY DCF77

2CSM441046D0201

ABB S.p.A

V.le dell’Industria 18

20010 Vittuone (MI) - Italy

Tel. +39 02 2415 0000

https://new.abb.com/low-voltage

We reserve the right to make technical changes or modify

the contents of this document without prior notice.

Installation Manual

Produkt Specifikationer

Mærke:	ABB
Kategori:	Ikke kategoriseret
Model:	DY DCF77

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