Sensors TOC-625 Manuale utente

IAQ

CH4

NO2

LPG

C O 2

C2H6O

TOC-625-630

Multi-Channel Sensor Controller

Installation and Operation Manual

Version 3

Page 1 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

INDEX

Who should read this manual.

This manual is intended for use by trained installers of gas detection systems who are technically

competent and have all necessary tools to undertake installation and maintenance on this type of

equipment.

Failure to install and maintain the equipment properly can render the detector ineffective.

You should not undertake any of the procedures in this manual if you do not have access to the

correct equipment, have not undertaken training on this or similar equipment or are not technically

qualified to install this equipment.

Calibration gases and test equipment is available from Sensors.

Page 2 of 25

Page

CE Declaration

Gen Specifications

Main electrical Connection Points

Controller Overview

User Actions Day to Day Operation

Display Access and Menu Operation

Menu Overview

Putting into Service

Adding Detectors or Nodes

The FIND Command

Alarm settings

Calibrations

Cable checks and Warm Up Sequence

Supplied Set up

Channel Setup Overview

Relay Connections

Analogue Output (mA option)

Analogue Output (Volts Option)

Analogue Output Test

Putting into Service Summary

Alarm Level Setup

Alarm Type Setup

Alarm Relay

Alarm Summary

4-20mA Output Zero Function

4-20mA Output Calibration Function

Detector Zero Function

Detector Calibration Function

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

EC Declaration of Conformity

Issuers name and address:

Oliver IGD Limited of

4a Pepper Rd

Stockport, SK7 5BW

United Kingdom

Declares that the product listed as:

TOC-625

Single or Multi-Channel Detector Control Panel

Issued on: At Oliver IGD Limited, Stockport, SK7 5BW , United Kingdom

Notified Body For ATEX

and/or QAN:

Sira Test & Certification Ltd

Hazardous Area Centre,

Rake Lane

Eccleston,

Chester,

CH4 9JN.

United Kingdom

Oliver IGD Limited operate an

independently assessed ISO9001:2008

Quality Assurance System and ATEX QAN.

Quality Assurance Certificate Number

023827

Quality Assurance Notification Number

SIRA 02ATEX M174

Signature:

Name Andrew J Collier M.I.O.D

Position: Managing Director Date: 5.October 2011 Declaration Ref: TOC-625-DEC-1

Declaration of Conformity in accordance with EN ISO/IEC 17050-1:2004

Testing Agency:

CASS Industries Limited

Blackbrook Trading Estate

Weybrook Rd

Levenshulme

Manchester

M19 2QD

Are in conformity with the provisions of the following European Directive(s) when installed, operated, serviced and maintained

in accordance with the installation and operating instructions contained in the product documentation.

And that the standards and/or technical specifications referenced below have been applied or considered.

2004/108/EC EMC Directive

2006/95/EC Low Voltage Equipment Directive (note not applicable to 24V DC Powered Versions)

EN 61779-1:2000

EN 50271:2001

Technical File Reference

Electrical apparatus for the detection and measurement of flammable gases, general

requirements and test methods.

Electrical apparatus for the detection and measurement of combustible gases, toxic gases or

Oxygen: requirements and tests for apparatus using software and or digital technologies.

Excluding requirements for SIL

T625-TF9

H2S

CO2

SO2

NO NO2

CH4

TOC-625TOC-625

SYSTEM CONTROLLER

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

Page 3 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

141

136

196

30 30 30 50

PANEL MOUNT VERSION (CLAMP)

201

PANEL CUT OUT

30 122

108

REAR VIEW WALL MOUNTING

POINT DETAILS 4.5mm

SCREWS

FRONT VIEW

BOTTOM VIEW

REAR VIEW

SIDE VIEW

4 HOLES DIA 20mm

4 REAR ENTRY

KNOCK OUTS

20mm DIA

GAS DETECTION SYSTEM

TOC -625

SELECT

FAULT

POWER

ALARM

Optional Panel Mounting Kit

PN 5686401

Optional Battery Backup Kit

PN 5686601

Note this module uses the

same style enclosure as the

TOC-625 and houses

batteries and charge control.

It is usually mounted below

the TOC-625 and is supplied

with all required connectors.

Physical Details

Standard Specifications Power

Construction

Display

Outputs

Other I/O

Inputs

Temperature

Humidity

Sealing

110/230V AC 50/60Hz 30W Standard

24V DC Option

ABS

2 Lines x 8 Digit LCD Display

Multi-Colour Backlight (Red-Alarm, Yellow-Fault, Blue-Normal)

2 off SPCO Relays 4A Non-Inductive

User Configurable

3 off 4-20mA Linear Outputs

User Configurable

Sounder 80dB @ 100mm (Mutable)

RS485 Port Modbus

8 off Addressable Series Detectors or I/O Modules

-5 to 55 Deg C

0-95% RH Non-Condensing

IP54

Do not exceed listed ratings.

Failure to observe interface

ratings and environmental

operating conditions may have

an adverse affect on the

controller.

Page 4 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

Electrical Details Figure 1

Front View Cover Open

L N Enc nc

Mains Power

Connector

110/230V AC 50/60Hz

+24V DC

0V DC

mA Sig 1

mA Sig 2

mA Sig 3

Analogue Output Interfaces

Note as standard mA

outputs are set. These

can be re-configured

as 0-10V signals

Detector I/O Interface

0V DC A B 24V DC

Detector

I/O Node

Relay 1

24V DC

Input 1

Relay 2

Input 2

0V DC

Connect up to 8 addressable

devices. These can be Gas

Detectors or by using the

available I/O Nodes any 4-20mA

Device such as pressure or

temperature transmitters, read

these back to the control panel

as any other detector and set

alarms as required.

Connect to detectors and nodes

using 4 core 1.5mmSQ CY style

cable or FP200 style cable as

appropriate. Cable screens

should be terminated as

indicated

Each I/O Node counts as one

device and can be used to

interface to analogue devices

and provide additional relay

outputs where they are

needed to control items such

as beacon-sounders,

solenoids or interfaces to fire

panels. Depending on

loading external power may

be required.

Gas detectors count as one device,

there can be any mix of gas detector

types on the highway. For example

Flammable Gas Detectors, Carbon

Monoxide, Oxygen etc.

Normally Closed

Common

Normally Open

Connections

common to each of

the two relay outputs

0V DC

24V DC

RS485 Modbus

Comms Port

SCRN 0V DC A B 24V DC

Page 5 of 25

NOTE

Main power connections should only be made by a qualified electrician. Mains power should be fed via a fused

spur.

The following information shows the main electrical connection points labelled as points 1, 2 and 3. These

points are referred to in the manual supplied. When installing ensure you have the full manual available. This

page is also supplied inside the TOC-625 enclosure as a quick reference for site engineers. If you do not have

the full manual a copy is available on the Sensors website at www.sensors.ltd.uk

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

GAS DETECTION SYSTEM

TOC -625

SELECT

FAULT

POWER

ALARM

Controller Overview

Colour Backlit LCD Display

Flashes Red on alarm

Flashes Yellow on Fault Detection

Blue during menu operation

Note the back light is off in normal operation and

is on during an alarm, fault detected or when editing

or checking.

Internal Sounder 85dB

Sounds on alarm 1 or 2 activation

and can be muted Alarm Indicator LED (Red)

Flashes on Alarm Level 1

Continuous on Alarm Level 2

Fault Detected

Indicator LED (Yellow)

Power LED (Green)

Selector Button

WARMUP

600s

On initial power up the backlight will perform the

following cycle:

Backlight cycles: green-yellow-red

The display then shows:

Software Version

Software checksum and date

Connected sensor info

Finally a countdown starts to enable connected

sensors to stabilise prior to normal operation.

Typical display during warm up

Page 6 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

User Actions....Day to Day Operation

1=FLAM

10% LEL

1=FLAM

alarm 1

1=FLAM

FLT UND

To access the display click the button

In Alarm Condition

In Fault Condition

Channel

Number

Channel

Number

Channel

Number

Channel

Gas Type

Channel

Gas Type

Gas or Reading

Type

Current Channel

Reading

The back light turns on making

it easier to see the channel

information. Note that each

channel will be displayed in turn

as indicated by pressing the

button.

The back light will flash red and

the display will indicate which

alarm level and which channel

is in alarm. The sounder will

also activate. Pressing the

button will silence the sounder.

If the gas is still breaching the

alarm threshold it will not be

possible to reset the alarm

Once fully installed the TOC-625 controller will continuously monitor connected gas detectors and

sensors and compare current values with any set alarm thresholds. The display will cycle to display

each channel in turn. Normally the backlight will be switched off.

In the event of alarm or fault, CALL FOR SERVICE.

The owner operator is not usually a gas engineer or competent person

as defined by Health and Safety guidelines. If there is any doubt call

your service company and get it checked.

SELECT

FAULT

POWER

ALARM

In alarm mode the RED

alarm led will either be

flashing for alarm level 1 or

solid for alarm level 2. The

bottom line of the display will

indicate:

Alarm 1

Alarm 2

Alarm 1&2

In FAULT mode the Yellow fault led

will either be on. The bottom line of

the display will indicate as follows:

Alarm Level

Page 7 of 25

FLT COM

FLT SEN

FLT OVR

FLT UND

communication

error to sensors

Sensor Error

Sensor Over Range

Sensor Under Range

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

1=FLAMM

10% LEL

á 0

PASSWORD

â 0

PASSWORD

á 0

PASSWORD

áá 50

PASSWORD

á 50

PASSWORD

dec

PASSWORD

done

PASSWORD

inc

PASSWORD

cancel

PASSWORD

To access the display press the button for 1-2 seconds

Data entry and menu selection using the password entry as an example.

To access the menu system press the button until the message

“Release button and enter password”

message is displayed.

Channel

Number

The up arrow indicates

that the indicated password

number will increment at

each button press.

Gas or Reading

Type

Password Number You are

Entering

Current Channel

Reading

The back light turns on making

it easier to see the channel

information. Note that each

channel will be displayed in turn

as indicated

If the button is pressed twice in a

short time then two up arrows

appear to indicate auto increment.

Now just keeping the button

pressed increments the reading.

To end Auto Increment mode

release the button for more than

1s.

Note auto Increment works in

menu selection as well as data

entry to speed up menu

selections. Make sure auto

increment is off when making

selections.

With one arrow displayed

keep the button pressed

and the following menu

options appear.

Release button to select. The arrows

now indicate down to show you are

decrementing the number

Release button to select. The arrows

now indicate up to show you are

incrementing the number

Release button to select and enter (in

this case) the password.

Release button to select and cancel

the action.

Page 8 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

Toc-625 Menu Overview

á 0

PASSWORD

find

1 of 11

zero

1 of 8

edit add

2 of 11

cal

2 of 8

output 2

8 of11

disable

5 of 8

about

7 of 8

test add

3 of 11

test rly

4 of 11

Check

5 of 11

Fix

6 of 11

alarm 1

3 of 8

output 3

9 of11

contrast

6 of 8

output 1

7 of 11

alarm 2

4 of 8

usr menu

10 of 11

exit

8 of 8

exit

11 of 11

50 100

Engineer Menu Options User Menu Options

Provides access for

control panel set up and

diagnostic functions

Provides access for

maintenance functions

Use this option to

FIND connected

devices.

Use this option to

ZERO connected

devices

Use this option to

change the address of

a connected device

Use this option to

CALIBRATE

connected devices

Use this option to test

that connected

devices communicate

correctly

Use this option to test

The relay outputs and

audio vis devices on

the controller.

Use this option to trun

the auto Check

function on a detector

channel.

Use FIX to automatically

correct any channel

errors detected during

CHECK

Use this option to set

ALARM 1 level and

action

Use this option to test,

zero or calibrate

analogue output 1

Use this option to set

ALARM2 level and

action

Use this option to test,

zero or calibrate

analogue output 2

Use this option to

disable a channel

Use this option to test,

zero or calibrate

analogue output 3

Use this option to set

the screen contrast

Use this option to view

software version etc

Use this option to

move to the user

Use this option to

EXIT to normal

operation

Use this option to

EXIT back to normal

operation

Page 9 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

It is recommended to follow the set up sequence below when configuring and installing a control

panel from new.

Follow the cable commissioning procedure T625-700-920.PDF

if you don't have a copy of this download it from www.sensors.ltd.uk

Perform a sensor FIND and automatically install detector data. Engineers Menu .... Find Option

(note panels are usually supplied pre-configured so this

many not be necessary, check shipping documentation)

Set the sensor channel alarm levels. User menu ... Alarm Setup Options AL1 and AL2 for each

channel.

(note panels are usually supplied pre-configured so this

many not be necessary, check shipping documentation)

Allow the system to run for at least a few hours then:

Zero each connected detector. User Menu ZERO

Calibrate each detector. User Menu CALibrate

EXIT to normal operation and check alarm operation by applying calibration gas and observing

alarm activation.

Make sure all components are communicating correctly. Engineers menu TEST ADD option.

find

1 of 9

alarm 1

3 of 8

alarm 2

4 of 8

zero

1 of 8

cal

2 of 8

test add

3 of 9

Putting Into Service

Note that this product should be supplied via a fused spur. Ensure cables used are suitable for both

their intended area of operation and load capability. This product should only be installed by a

competent person.

Page 10 of 25

www.sensors.ltd.ukA Division of International Gas Detectors

Tel: +44 (0)161 483 1415

Fax: +44 (0) 161 484 2345

Email: [email protected]

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