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ICS-7-OEM Instruction Manual

02058-53-000

Page 10 of 29

Issue 3 19 January 2021

6

Wiring

The ICS-7-OEM is a versatile interlock system and there are a variety of ways in which it can be used.
Be sure you know which configuration you require before you attempt to wire the unit. If you
require further assistance, please call Lasermet technical help. Contact details are at the end of this
manual.

Example overall wiring scheme

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Содержание 02058-00-000

Страница 1: ...ICS 7 OEM Instruction Manual 02058 53 000 Issue 3 19 January 2021 LASERMET ICS 7 OEM INSTRUCTION MANUAL FAIL SAFE LASER INTERLOCK CONTROLLER ...

Страница 2: ... 7 OEM Illuminated Sign Control Output 14 6 3 Interlock Operator Output Contacts 15 7 Expansion Boards 20 7 1 Installing Expansion Boards 21 7 2 Use with Active Guarding 21 7 3 Expansion Board Fault Output 21 8 Mismatch Detector 22 8 1 Configurable Options for Safety Circuit Mismatch Events 22 8 2 Clearing a Mismatch Fault Indication 23 8 3 Mismatch Detector Remote Test and Reset 24 9 LED Indicato...

Страница 3: ...lies with the basic requirements for health and safety as provided by the following directives and standards Directives Machinery Directive 2006 42 EC June 2010 Low Voltage Directive 2014 35 EU EMC Directive 2014 30 EU Standards EN ISO 13849 1 2015 Safety of Machinery Safety related parts of Control Systems EN 60947 1 2007 A2 2014 Low Voltage Switchgear and Controlgear EN 61010 1 2010 A1 2016 Safe...

Страница 4: ...t fixing holes They must not come into contact with each other or any other moving part when in use The parts should never be subject to impact or mechanical strain Safety switches should never be defeated or bypassed It is imperative that all steps are taken to ensure that any spare actuators are made unavailable such that they cannot be used to defeat the switch or reduce the protection offered ...

Страница 5: ...rmance level e Eight safety interlock outputs each rated at 4A resistive 50VDC are provided to enable the laser operate door locks or provide signals to a PLC The interlock outputs are volt free contacts Seven outputs close when the system is armed The other output is normally closed and opens when armed Each output actually comprises two contacts one for each channel operated by different relays ...

Страница 6: ...any queries Contact details are given at the end of this manual 3 1 Differences between ICS 7 OEM and ICS 6 OEM Power supply to expansion modules is now switched on in the disarmed state allowing visual checking of Active Guarding status before arming is attempted An extra normally closed interlock output has been added in addition to the 7 normally open outputs Fuses and option switches are now a...

Страница 7: ... be wired as described in this manual using suitably rated door sensors and measures taken to minimise the effects of common cause failures in the sensors and wiring which may be connected to the unit Achieved Characteristics Architecture Category 4 Performance Level PL PL e MTTFd 381 years PFH 1 h 2 47 x 10 8 Based on MTTFd being capped at 100 years Mission Time 20 years Diagnostic Coverage DC 99...

Страница 8: ...osition for wiring It should be inaccessible by operators It has indicator lights on its top surface which would normally only need to be observed by installation and maintenance personnel Provision should be made to prevent the unit from sliding along the DIN rail after fitting for example by the use of end clamps or other equipment During installation wired connections will need to be made from ...

Страница 9: ...e controller All dual channel inputs and outputs are wired ABBA with one channel connected A A and the other channel B B Input signals are connected on the right bottom of the controller and are indicated by a green background All output signals are connected on the left top of the controller The normally open interlock operator outputs 2 8 are indicated by a pink background The normally closed ou...

Страница 10: ...rsatile interlock system and there are a variety of ways in which it can be used Be sure you know which configuration you require before you attempt to wire the unit If you require further assistance please call Lasermet technical help Contact details are at the end of this manual Example overall wiring scheme ...

Страница 11: ...rlock switch should have two safety contacts which are closed when the door is closed Some door contacts such as Lasermet s IS MECH switches have an additional monitor contact which closes when the door is opened This is not used in ICS 7 OEM A 4 way terminal block is provided for each door interlock switch One of the safety contacts which are closed when the door is closed is wired to the A termi...

Страница 12: ...als Fit a wire link across the B terminals The Mismatch Detector cannot be used and must be disabled see the Mismatch Detector section below It is usual to use low voltage 4 core flexible cable for these connections and Lasermet can supply suitable cable in standard PVC or low smoke zero halogen LSZH types If there are more than six doors they can be wired in groups A common situation is where the...

Страница 13: ...acts which open when the button is pressed 2NC Connect one safety contact which opens when the button is pressed to the A terminals of the E STOP terminal block Connect the other safety contact to the B terminals If there are two or more switches connect the contacts in series as shown below The Emergency Stop input may be driven by volt free isolated contacts from a PLC or safety relay if desired...

Страница 14: ...ler is armed One of the seven normally open outputs of the ICS 7 OEM is used to illuminate the sign This output must not then be used to operate a laser interlock as well Option 2 Two way Illuminated Warning Sign The Laser Off warning sign will come on when power is applied to the ICS 7 OEM This will go off and the Laser On warning sign will come on when the controller is armed Note that in the ca...

Страница 15: ...e directly wired to the ICS 7 OEM Where there is any possibility of the equipment being changed or moved it is often most convenient to be able to unplug the equipment Lasermet provide a range of small distribution boxes which allow for convenient positioning of wall or surface mounted plugs for laser interlocks and sockets for shutters The boxes are available with different combinations of plugs ...

Страница 16: ...ll only work off 12VDC LS 20 and LS 200 Shutter The LS 20 and LS 200 Shutters can use the above circuit however it is recommended that the monitoring circuit shown below is included to allow the ICS 7 OEM to monitor the shutter and to detect any faults If using the LS 20 SIL3 twin shutter the circuit below must be used to achieve the SIL3 PL e rating ...

Страница 17: ...at the shutter closes when the Interlock Operator contact opens Any ICS 7 OEM output used for shutters must not also be used for laser interlock control The contact is limited to 4A resistive load If your shutter is solenoid based it may need a protection diode fitted to prevent possible damage to the ICS 7 OEM Interlock Connectors Any of the ICS 7 OEM output contacts may be used to operate a lase...

Страница 18: ... 13849 1 and feature two interlock input channels This will require a distribution plug and socket with more connections Furthermore some lasers also include one or two laser safe contacts which can be monitored by the ICS 7 OEM In this instance if either or both laser safe contacts are not closed the ICS 7 OEM will not illuminate the Laser Off section of any such warning sign and arming will be i...

Страница 19: ...hile always allowing people to enter or leave the room in the event of a power loss In order to ensure that people can always enter or leave the room in the event of an emergency it will be necessary to put an emergency stop or break glass switch near each door If in doubt call Lasermet technical help The door should be fitted with interlock switches see section 6 2 so that the laser is disabled i...

Страница 20: ...e used with lasers which are potentially capable of damaging or burning through their enclosures The enclosure is lined with replaceable active detection panels If the laser burns through the panel it is shut down before it burns through the enclosure The fail safe Interface is available in the form of backplanes and plug in interface boards and is able to monitor large enclosures The ICS 7 OEM is...

Страница 21: ...ts to be seen On closing the Arm inputs the switched 24V supply is switched off momentarily to test the operation of the Active Guarding circuits then switched back on if the test succeeds NOTE This behaviour is different from that of the ICS 6 OEM Resetting faults on the Active Guarding When a fault occurs on one of the Active Guarding inputs it is temporarily latched to indicate which input has ...

Страница 22: ...Note that the use of a single channel safety contact and the disabling of the mismatch detector will reduce the achievable safety performance level of the system 8 1 Configurable Options for Safety Circuit Mismatch Events Mismatch Event Behaviour In the event of a mismatch being detected either of the following two actions are available depending on the option switch settings a Lock out preventing...

Страница 23: ...Plus interface card generates a mismatch event during its start up sequence so if this expansion card is being used the pre check mismatch detection must be disabled by setting Option 3 to On Mismatch detection of the safety circuits is still provided in this mode 8 2 Clearing a Mismatch Fault Indication In all cases the fact that a mismatch fault has been indicated warns users that the safety of ...

Страница 24: ...w the system has been wired up For each Interlock a pair of yellow LEDs indicate that the interlock is open If the contact is not used and a wire link has been fitted the corresponding LED will not illuminate If both A and B contacts are fitted and it is observed that one LED is on and the other off this indicates a fault which will be detected by the mismatch detector if it is enabled In this eve...

Страница 25: ...r is triggered which disables the system and illuminates a red Fault light on the front panel The Mismatch Detector also monitors the internal relays of the controller and the safety proving contacts of external equipment such as dual shutters contactors etc Site specific procedures may be applicable in such an event which cover actions to be taken to determine the cause of the fault to have it re...

Страница 26: ... illuminated in yellow This may occur if an expansion board has detected a fault or if the expansion socket is open and no termination plug has been fitted 10 Operation Once correctly wired the ICS 7 OEM is extremely easy to use The following instructions cover the most common arrangements For more complex customer specific systems additional procedures may apply 10 1 Starting Up 1 Apply 24V power...

Страница 27: ...es power to the shutters or the laser and may result in accessible laser beams depending on your system set up This action should only be taken when everyone is ready and the necessary safety precautions have been taken e g protective eyewear etc 11 Fuses The ICS 7 OEM has two protection fuses which might blow if there is a fault or wiring error Both are indicated on the label see fig 1 and have r...

Страница 28: ...il Weight 0 8kg Dimensions are approximate Values given as typical are average values measured across a number of samples and are not guaranteed Lasermet reserve the right to alter any specification without prior notice 13 Warranty Lasermet provide a 12 month warranty for defects in materials and manufacture from the date of installation or delivery Installations completed by Lasermet are covered ...

Страница 29: ...rovide a complete system We also supply equipment and consultancy covering all aspects of laser safety Full support design and installation is available from Lasermet please contact us for any queries For sales and technical support Lasermet Ltd Lasermet House 137 Hankinson Road Bournemouth BH9 1HR United Kingdom Tel 44 0 1202 770740 Fax 44 0 1202 770730 Email sales lasermet com Website www laserm...

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