Siemens SITRANS CU02 Manuale utente

___________________

SITRANS

Acoustic Sensors

SITRANS CU02

Operating Instructions

03/2017

A5E40873245_AA

About the SITRANS CU 02

Specifications

Installation

Interconnection

Operation

Setting Up

Programming

Security Alteration

Maintenance

Siemens AG

Division Process Industries and Drives

Postfach 48 48

90026 NÜRNBERG

GERMANY

Document order number: A5E40873245

Ⓟ

10/2018 Subject to change

Legal information

Warning notice system

This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent

damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert

symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are

graded according to the degree of danger.

DANGER

indicates that death or severe personal injury will result if proper precautions are not taken.

WARNING

indicates that death or severe personal injury may result if proper precautions are not taken.

CAUTION

indicates that minor personal injury can result if proper precautions are not taken.

NOTICE

indicates that property damage can result if proper precautions are not taken.

If more than one degree of danger is present, the warning notice representing the highest degree of danger will

be used. A notice warning of injury to persons with a safety alert symbol may also include a warning relating to

property damage.

Qualified Personnel

The product/system described in this documentation may be operated only by

personnel qualified

for the specific

task in accordance with the relevant documentation, in particular its warning notices and safety instructions.

Qualified personnel are those who, based on their training and experience, are capable of identifying risks and

avoiding potential hazards when working with these products/systems.

Proper use of Siemens products

Note the following:

WARNING

Siemens products may only be used for the applications described in the catalog and in the relevant technical

documentation. If products and components from other manufacturers are used, these must be recommended

or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and

maintenance are required to ensure that the products operate safely and without any problems. The permissible

ambient conditions must be complied with. The information in the relevant documentation must be observed.

Trademarks

All names identified by ® are registered trademarks of Siemens AG. The remaining trademarks in this publication

may be trademarks whose use by third parties for their own purposes could violate the rights of the owner.

Disclaimer of Liability

We have reviewed the contents of this publication to ensure consistency with the hardware and software

described. Since variance cannot be precluded entirely, we cannot guarantee full consistency. However, the

information in this publication is reviewed regularly and any necessary corrections are included in subsequent

editions.

SITRANS CU02

Operating Instructions, 03/2017, A5E40873245_AA 3

Table of contents

1 About the SITRANS CU 02 ..................................................................................................................... 5

1.1 Overview ...................................................................................................................................5

2 Specifications.......................................................................................................................................... 7

3 Installation .............................................................................................................................................. 9

3.1 Mounting ...................................................................................................................................9

3.2 Rail mounting ..........................................................................................................................10

4 Interconnection ..................................................................................................................................... 13

4.1 Connection Layout ..................................................................................................................13

4.2 SITRANS AS 100 Sensor Connection....................................................................................14

5 Operation.............................................................................................................................................. 17

5.1 Start Delay ..............................................................................................................................17

5.2 Display ....................................................................................................................................17

5.3 Relay.......................................................................................................................................18

5.4 Analog Output .........................................................................................................................19

6 Setting Up............................................................................................................................................. 21

6.1 Setting Up ...............................................................................................................................21

6.2 Operating values.....................................................................................................................22

7 Programming ........................................................................................................................................ 23

7.1 Calibration: 0 - 100% / 4 - 20 mA............................................................................................23

7.2 Relays .....................................................................................................................................23

7.3 Ancillary Functions..................................................................................................................25

7.4 Parameter List.........................................................................................................................26

8 Security Alteration................................................................................................................................. 27

9 Maintenance ......................................................................................................................................... 29

Table of contents

SITRANS CU02

4Operating Instructions, 03/2017, A5E40873245_AA

SITRANS CU02

Operating Instructions, 03/2017, A5E40873245_AA 5

About the SITRANS CU 02

1.1

Overview

Note

SITRANS CU 02 is to be used only in the manner outlined in this instruction manual.

The SITRANS CU 02 is an alarm control unit for use with SITRANS AS 100 acoustic sensor.

Features

●LCD display

●2 SPDT (form C) relays

●4 - 20 mA output, isolated

●programmable start up delay

●programmable alarm delay

About the SITRANS CU 02

1.1 Overview

SITRANS CU02

6Operating Instructions, 03/2017, A5E40873245_AA

SITRANS CU02

Operating Instructions, 03/2017, A5E40873245_AA 7

Specifications

Power :

•see nameplate for voltage configuration (100/115/200/230 V ac ±15%, 50/60 Hz, 10 VA)

Environmental :

•location: indoor

•altitude: 2000 m max

•ambient temperature: -20 to 50 °C (-4 to 122 °F)

•relative humidity: 80% for temperatures up to 50 °C

•installation category: II

•pollution degree: 2

Sensor Excitation :

•26 Vdc nominal, 70 mA max

Input :

•SITRANS Sensor 0 – 10 Vdc

Display :

•liquid crystal three 9 mm (0.35") digits multisegment graphic

for operation status

Relay :

•2 alarm/control relays

•1 form ‘C’ SPDT contact per relay, rated 5 A at 250 V ac non inductive

Analog Output :

•isolated 4 - 20 mA

•750 Ωload max

Cable :

•analog output Belden 8760 18AWG shielded twisted pair or

equivalent

•latch contact input: Belden 8760 18AWG shielded twisted pair or

equivalent

Accuracy :

•±0.02V (display) or ±40μA (mA output)

Enclosure :

•55 mm W x 75 mm H x 110 mm D (2.2" W x 3" H x 4.4" D)

•polycarbonate

•mounting:

•DIN rail (DIN 46277 or DIN EN50022)

•wall / panel mount

Specifications

SITRANS CU02

8Operating Instructions, 03/2017, A5E40873245_AA

Ingress Protection :

•IP 20

Approval :

•CSA general purpose

Weight :

•550 g (18 oz)

SITRANS CU02

Operating Instructions, 03/2017, A5E40873245_AA 9

Installation

Note

Installation shall only be performed by qualified personnel and in accordance with local

governing regulations. This product is susceptible to electrostatic shock. Follow proper

grounding procedures.

3.1

Mounting

Dimensions

①

Mounting slot (2 places).

Installation

3.2 Rail mounting

SITRANS CU02

10 Operating Instructions, 03/2017, A5E40873245_AA

Wall / Panel Mounting

①

Drill and tap for 4 mm (#8) screw (2 places).

3.2

Rail mounting

Mounting

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