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Safety Time Control Device SCB

Operating Instruction

SCB

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Содержание SCB Series

Страница 1: ...Safety Time Control Device SCB Operating Instruction SCB...

Страница 2: ...zander aachen de 2 Safety Time Control Device SCB H Zander GmbH Co KG Am Gut Wolf 15 52070 Aachen Germany info zander aachen de www zander aachen de Number E61 049 00 Version M01 Engl Translation of...

Страница 3: ...semiconductor output P1 and O2 10 7 5 Functions of the safe relay contact 17 18 and 27 28 10 7 6 Functions of the auxiliary outputs C1 and C2 10 7 7 Functions of the delay time 10 8 Application examp...

Страница 4: ...or variants SCB 04 SCB 04m SCB 04h 28 16 2 Configuration table for variants SCB 04 01 SCB 04m 01 SCB 04h 01 29 16 3 Configuration table for variants SCB 03 SCB 03m SCB 03h 29 16 4 Configuration table...

Страница 5: ...esult in fatal injuries to persons and damage to property Safety devices must not be bypassed remo ved or manipulated in any way Please follow all the safety instructions and war nings mentioned in th...

Страница 6: ...unction will be lost The current paths 17 18 and 27 28 must carry only the same voltage potentials The device version see nameplate Ver should be stored and checked before every commissioning When the...

Страница 7: ...13849 2 If a operating instruction is enclosed with the product then the specifications given in the operating instruction are applicable 5 Disclaimer and warranty If the above mentioned conditions f...

Страница 8: ...ailability is the sole responsibility of the operator 6 Features Depending on variant 2 safety semiconductor outputs and 2 safety relay contacts SCB 04 2 safety relay contacts SCB 02 3 safety semicond...

Страница 9: ...SCB Figure1 Block diagram SCB 7 1 Functions of the safety circuit I21 I11 and I22 I12 Depending on the wiring the input circuits I21 I11 and I22 I12 are used for two channel or single channel control...

Страница 10: ...g time functions can be configured Switch On delay The safe outputs contact will switch on time delayed if the safety circuit ist getting clo sed and a proper reset signal occurs Opening the safety ci...

Страница 11: ...Application example 8 1 Filtering exceedings of set limit values with automatic re trigger function Short term process related exceeding of set limit values cannot be completely excluded and should n...

Страница 12: ...yed reset in combination with a safety relay e g SR3C this can be prevented For this two reset buttons are used to release a machine located in the danger zone In combination with the SCB 04 and two s...

Страница 13: ...land Tel 49 241 9105010 Fax 49 241 91050138 info zander aachen de www zander aachen de 13 Safety Time Control Device Figure 3 Application example Time delay reset with two reset buttons Figure 4 Wirin...

Страница 14: ...ice SCB 9 Mounting The device has to be installed in a cabinet having minimum protection class of IP54 Mount on a 35 mm mounting rail as per EN 60715 For optimum heat dissipation mount with ventilatio...

Страница 15: ...galvanic isolation should be connected upstream of the mains An external fuse for the relay contacts 6 A gG must be provided Inductive loads at the outputs and contacts must have sufficient protectiv...

Страница 16: ...suitable intervals e g as part of the maintenance schedule of the plant No maintenance is requi red for the device itself 11 2 Proof Test To check the correct function of the device within the framew...

Страница 17: ...modules If the feedback circuit is not used the contact Y1 should be wired to DC 24 V Figure 8 Monitored manual reset The reset re lease is triggered by a falling edge at X1 with which a complete swi...

Страница 18: ...circuit with PNP semiconductor outputs OSSD out puts with se erate cross circuit detection For safety applications up to PL e Cat 4 SIL 3 Figure 15 Connection of the power supply to the terminals A1...

Страница 19: ...Table 1 explains the symbols used for this purpose Table 1 Symbol explanations 13 1 Loading a configuration Determine the desired configuration number using the configuration table shown in Chap ter...

Страница 20: ...K entry an error indication Er17 appears The error should be acknowledged by pressing the button for 2 s After acknowledgement it will go back to step 1 The entry can be made again TIP To abort the PU...

Страница 21: ...rization of a delay time After a configuration has been successfully loaded via the PUK the desired delay time can be parameterised The parametrization of the delay time is protected against external...

Страница 22: ...for 2 s ATTENTION After acknowledgement the SCB goes back into the operating mode If the starting behaviour automatic reset is selected and the safety circuit closed the SCB will be activated immedia...

Страница 23: ...circuit If your application requires external contactors or expansion modules connect them to the device for monitoring in accordance with Chapter 12 2 5 Wiring safety circuit Wire the safety circuit...

Страница 24: ...1 Operating state with Off delay outputs contacts In the operating state the current status of the SCB is shown on the display and the LEDs Abbildung 21 Display Anzeige im Betriebsmodus 1 Power On Af...

Страница 25: ...n the display provide information on the running delay time INFO The countdown is used only for monitoring Deviations from the actual delay time can occur especially in long delay times This function...

Страница 26: ...ations from the actual delay time can occur especially in long delay times This function is available for all variants with a time range from 0 0 to 99 seconds 5 Outputs switched At the end of the del...

Страница 27: ...cknowledgement by switching off and again switching on the reset button Er17 PUK Incorrect Acknowledgement by pressing the button for 2 seconds Er18 PIN Incorrect Acknowledgement by pressing the butto...

Страница 28: ...utputs contacts n F Corresponding AUX has no function F5 AUX C1 switches inverted to safe relay contacts 17 18 27 28 F6 AUX C2 switches parallelto safe relay contacts 17 18 27 28 Configuration No Non...

Страница 29: ...02m SCB 02h Table 8 Configuration table SCB 02 SCB 02m SCB 02h Legend F1 AUX C1 serves as immediate output for the time delayed safe outputs contacts F2 AUX C2 serves as fault signaling Configuration...

Страница 30: ...B 02 01 SCB 02m 01 SCB 02h 01 Table 9 Configuration table SCB 02 01 SCB 02m 01 SCB 02h 01 Legend F5 AUX C1 switches parallel to safe contacts F6 AUX C2 switches inverted to safe contacts Configuration...

Страница 31: ...t2 Safety circuit I11 I12 is closed t3 Output O1 and C1 are switches on immediately reaction time t4 After the parametric delay time has elapsed output O2 and the relay contacts 17 18 27 28 switches...

Страница 32: ...reset button at X1 t4 All outputs contacts are activated with the falling edge of the reset button t5 Requirement of the safety function by opening the safety circuit I11 I12 t6 Outputs O1 O2 and C1 a...

Страница 33: ...es off t5 Requirement of the safety function by opening the safety circuit I11 I12 t6 Outputs O1 O2 switches off immediately reaction time C1 switch on t7 Safety circuit I11 I12 is closed again before...

Страница 34: ...table SCB 04 01 Configuration Pr27 Legende F5 AUX C1 switches inverted to safe relay contacts 17 18 27 28 F6 AUX C2 switches parallelto safe relay contacts 17 18 27 28 Figure 27 shows the timing diagr...

Страница 35: ...lapsed Auxiliary outputs switches according configuration t9 Re activation of the safety inputs t10 Deactivation safety inputs I11 and I12 t11 Safe semiconductor output O1 switches on t12 Safe relay c...

Страница 36: ...4 21E 10 Dual channel E Stop with cross circuit monitoring Fig 8 11 12 Semiconductor e 4 7 04E 09 3 2 23E05 2 55E 10 Relay e 4 2 47E 08 3 3 62E 05 4 18E 10 Safety parameters according to EN ISO 13849...

Страница 37: ...tored manual start depending on configuration Y1 Monitoring of external contactors or expansion modules Input current at high level Typ 7 mA Galvanic isolation no Low level min 0 V max 5 V High level...

Страница 38: ...tage 50 V For SELV PELV circuit 250 V Between relay circuit and SELV PELV circuit Rated surge voltage strength 800 V Basic insulation for SELV PELV circuit 6 kV Safe insulation reinforced insulation b...

Страница 39: ...ing devices Figure 30 shows the total current limiting curve for 10 mm distance to adjacent non heat generating devices Figure 30 Total current limiting curve for 10 mm distance to adjacent non heat g...

Страница 40: ...s Step 1 Select the contact configuration Choose between 2 safe relay contacts 3 safe semiconductor outputs 2 safe relay contacts and 2 safe semiconductor outputs Step 2 Select the time range 0 to 99...

Страница 41: ...02h 01 475497 3 safe semiconductor outputs 0 to 99 sec F1 F2 screw SCB 03 474480 spring cage SCB 03 475480 F3 F4 screw SCB 03 01 474485 spring cage SCB 03 01 475485 0 to 99 min F1 F2 screw SCB 03m 47...

Страница 42: ...or outputs 0 relay contacts time range 0 99 h Order no 474497 SCB 02h 01 DC 24 V 0 semiconductor outputs 2 relay contacts time range 0 99 h Variants incl plug in spring cage terminals Order no 475460...

Страница 43: ...H ZANDER GmbH Co KG Am Gut Wolf 15 52070 Aachen Deutschland Tel 49 241 9105010 Fax 49 241 91050138 info zander aachen de www zander aachen de 43 Safety Time Control Device 23 Declaration of Conformity...

Страница 44: ...H ZANDER GmbH Co KG Am Gut Wolf 15 52070 Aachen Deutschland Tel 49 241 9105010 Fax 49 241 91050138 info zander aachen de www zander aachen de 44 Safety Time Control Device SCB...

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