Safety Control Unit SG-EFS 104/4L Operating Instructions
Contents
1. Parts supplied Control Unit Enclosure with electronic part Operating Instructions Tel 49 731 2061 0 Fax 49 731 2061 222 Safety Control Unit SG EFS 104 4L page 2 4 SAFETY INSTRUCTIONS e This unit is designed and tested in accordance with EN 60947 1 and left the factory in a perfectly safe condition To maintain this condi tion you must observe the safety regulations marked WARNING in these operating instructions Failure to observe the safety regulations can lead to death injury to person nel or damage to the unit and other systems and equipment e To ensure correct and safe operation of the unit it must be properly trans ported and stored properly installed and commissioned and operated in accordance with its intended use Please read e Only persons familiar with the install ation commissioning and operation and with the corresponding qualificat ions to prove their skills may work on the units They must observe the con tents of these operating instructions the information stated on the unit and the relevant safety regulations for the installation and operation of electrical systems e Repairs in particular opening the en closure may only be carried out by the manufacturer or a person appointed by the manufacturer Otherwise all war ranty claims become null and void e When using the device outside the European Union you must observe the relevant regulations valid for the c2. 1 and Kanal 2 Channel 2 go out contacts of switching channels 1 2 and 3 open signal circuit closed WARNING Do not cross link control units Clamps Y11 Y12 and Y21 Y22 as well as S1 S2 are not voltage free and thus may not be cross linked with further control units SG EFS 104 4L with reset function manual reset c Connect external reset button to terminals S1 S2 After deactivation of the unit by the sensor it must be reactivated by means of an external reset button Fig 2 ce Connect normally closed contact of external contactors K3 K4 in series with reset button to terminals S1 S2 As above In addition the release circuit must have switched through i e external contactors are deenergised Fig 3 Fax 49 731 2061 222 page 4 4 Maintenance troubleshooting and disposal Maintenance The Control Unit is maintenance free c Test safety system monthly by activating the sensors if shorter testing intervals are not specified Sensor not activated Switching channels 1 2 and 3 must be closed All LEDs are lit c Activate sensor Switching channels 1 2 and 3 must be open LEDs Kanal 1 Channel 1 and Kanal 2 Channel 2 go out Reactivate Control Unit Sensor inactive again With auto reset Control Unit is reactivated after 1 sec With manual reset Reactivate Control Unit with reset button Subject to technical modifications Mayser Polymer Electric Postfach 30 48
3. 120 W DC13 Mayser Polymer Electric Postfach 30 48 89020 Ulm Germany Tel 49 731 2061 0 Important notes Supply voltage must be in accordance with the connecting voltage U indicated on the type plate Permissible ambient temperature range If installing into a cabinet maintain sufficient distance from heat sources min 2 cm Wiring Wire direct to the control circuit or continue two channel mode to the next circuit Fuse relay contacts externally due to risk of fusion Protection class The units may only be used in locat ions with a minimum protection class of IP54 e g cabinet Note When switching inductive loads the user must be fitted out with spark absorbers Fax 49 731 2061 222 240407 v1 2 240407 v1 2 page 3 4 Installation and Operation 13 23 33 41 A1 S2 S1 Y12 MAYSER SG EFS 104 4L Betrieb Kanal1 Kanal 2 Y21 Y22 Y11 A2 1424 34 42 A1 A2 S152 Y11 Y21 Y22 7a l C Auto l i l Loe Sensor Us z F a M s so gi go gt get a ie ees ae cere Oe ae Fig 1 Fig 2 Fig 3 Mayser Polymer Electric Postfach 30 48 Installation The enclosure of the Control Unit can be mounted in any position on 35 mm standard rail EN 50022 Wi
4. 240407 v1 2 page 1 4 Safety Control Unit SG EFS 104 4L Option with or without reset function SG EFS 104 4L 114 5 29 35 5 J Mayser Polymer Electric Postfach 30 48 89020 Ulm Germany MAYSER Polymer Electric Operating Instructions Safety Control Unit EEC type examination certificate EN 954 category 3 SIL2 in accordance with IEC 61508 with forceguided contacts for increased safety requirements for BK type sen sors These operating instructions apply to the following Control Unit SG EFS 104 4L 24 V Control system The single fault safe electronics module has two channels redundant Each channel triggers a forceguided relay The relays self test by contact return after each switching cycle The elect ronic system monitors the connected BK type sensor When the sensors are not activated both output relays are energised and both green LEDs light If the sensor is activated or a break occurs in the supply to the Control Unit relays K1 and K2 deenergise and the LEDs go out Enclosure W x H x D mm 22 5 x 114 5 x 99 Protection class IP20 Terminals fixed 4x 4 pin Cable clamps Solid wire 1x 2 5 mm Strand with sheath 1x 2 5 mm Solid wire 2x 1 5 mm Strand with sheath 2x 1 5 mm Weight approx 180g
5. Troubleshooting and fault elimination Prerequisite SG EFS 104 4L connected to power supply and sensor Sensor inactive and unit activated green LED Betrieb Power not lit gt supply voltage off or incorrect ce Check supply voltage compare with type plate ce Observe correct polarity gt Fault not remedied Control Unit faulty ce Replace Control Unit green LED Betrieb Power lit LEDs Kanal 1 Channel 1 and Kanal 2 Channel 2 not lit gt manual reset faulty connection interrupted or fault in reset button ce Replace manual reset circuit with bridge on S1 S2 gt Fault not remedied Control Unit faulty ce Replace Control Unit gt Faulty sensor or supply lines break in connection ce Disconnect sensor ce Bridge terminals Y11 Y12 and Y21 Y22 With manual reset press reset button gt If LEDs Kanal 1 Channel 1 and Kanal 2 Channel 2 are not lit Control Unit faulty ce Replace Control Unit only one LED Kanal 1 Channel 1 or Kanal 2 Channel 2 lit gt Fault in Control Unit gt Control Unit faulty ce Replace Control Unit Fault can still not be detected Mayser Support will help tel 49 731 2061 0 Return amp Disposal The Control Units produced by Mayser are professional electronic tools exclusively intended for commercial use so called B2B devices In contrast to units mainly used in private households B2C they may not be disposed of at collection centres of public waste disp
6. osal authorities e g municipal recycling centres At the end of their service life the devices can be returned to us for disposal WEEE Reg Nr DE 39141253 89020 Ulm Germany Tel 49 731 2061 0 Fax 49 731 2061 222 240407 v1 2
7. ountry of use Should the information given in these operating instructions be inad equate in any way please contact your local technical centre subsidi ary or representative Technical Data Connecting voltage U SG EFS 104 4L AC 24V DC 24V Voltage tolerance 10 to 10 10 to 10 Nominal frequency 50 60 Hz Power consumption lt 5VA lt 3 W Sensor Short circuit resistance lt 400 0 Line resistance lt 100 Line length Conirol Unit outputs Safety circuits Signal circuit Switching voltage Switching current Switching capacity according to EN 60947 5 1 Switching operations mechanical electrical Creep distance and air gap according to EN 50178 Contact fuse protection external Normally open contact Normally closed contact PFD Value according to IEC 61508 PFH Value according to IEC 61508 Operating behaviour Reactivation time Response time Operating conditions Permissible ambient temperature 25 C to 55 C rel humidity max 95 Impact resistance transport 10g Impact resistance in operation 2 5g max 100 m per connection Relays forceguided 13 14 23 24 33 34 normally open contact 41 42 normally closed contact max AC 250 V max 5A 1 250 VA AC 15 gt 1x 10 gt 1x 108 DC 24 V 2A for soiling degree 2 overvoltage category 3 250 V 6 3 A quick acting 4 A Neozed gL gG 4 57 x 10 1 08 x 10 1 h lt 1s lt 30 ms max DC 24 V max 5A
8. ring carried out in cable clamps Sensor Y11 Y12 Y21 Y22 Supply voltage A1 A2 Switching channel 1 13 14 Switching channel 2 23 24 Switching channel 3 33 34 Signal circuit 41 42 Reset button or bridge S1 S2 WARNING Do not release terminals with power on Connecting the sensor s BK type sensor with check for cable breakage Bridge the inputs Y11 Y12 and Y21 Y22 with the two signal lines of the same contact surface in each case The resistance between two sig nal lines of the same contact surface should not be more than 10Q and the short circuit resistance between the two contact surfaces after activating the sensor not more than 400Q 2 connection variants SG EFS 104 4L without reset function automatic reset ce Bridge between terminals S1 S2 must be set The unit is reactivated as soon as the sensor is no longer activated Fig 1 89020 Ulm Germany Tel 49 731 2061 0 Commissioning After connecting up sensors relay con tacts and power carry out a function test in the following order automatic start with set bridge or start Control Unit with reset button Sensor s not activated bright green LED Betrieb Power is lit both green LEDs Kanal 1 Channel 1 and Kanal 2 Channel 2 are lit Contacts of switching channels 1 2 and 3 closed Signal circuit open ce Activate sensor s bright green LED Betrieb Power is lit both green LEDs Kanal 1 Channel
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