Magnetically Coded Non-contact Switch (MC2)

1 Installation InstructionsOriginal InstructionsMagnetically Coded Non-contact Switch (MC2)Catalog Numbers 440N-Z21W1PA, 440N-Z21W1PB, 440N-Z21W1PH Summary of ChangesUpdated the Approved Monitoring Relay Units on page must be in accordance with the following instructions and specifications and implemented by suitable competent personnel. Adherence to the recommended maintenance instructions forms part of the unit is not to be used as a mechanical stop. Guard stops and guides must be device is intended to be part of the safety-related control system of a machine. Before installation, a risk assessment must be performed to determine whether the specifications of this device are suitable for all foreseeable operational and environmental characteristics.

2 Refer to Ta b l e 1 for Certification information and these instructions for future PageSpecifications1 Summary of Changes1 Introduction1 Mounting Information2 LED Operation and Diagnostics2 Connection Information3 Power Supply Requirements3 Safety Ratings3 Maintenance3 Declaration of Conformity3 Approved Monitoring Relay Units3 Troubleshooting4 Application Wiring Examples5 ATTENTION: The presence of spare actuators compromise the integrity of the safety systems. Personal injury or death, property damage or economic loss can result. Appropriate management controls, working procedures, and alternative protective measure should be introduced to control their use and : Do not defeat, tamper, remove, or bypass this unit.

3 Severe injury to personnel could 1 - SpecificationsAttribute440N-Z21W1PA, 440N-Z21W1PB, 440N-Z21W1 PHSafety StandardsISO 14119, IEC 60947-5-3, ISO 13849-1 when used with approved safety relaySafety ClassificationDual contacts suitable for or 4 systemsFunctional Safety DataUsable for ISO 13849-1:2006 and IEC 62061. Data other than B10d is based on: Usage rate of 10p/10mins., 24 hrs/day, 360 days/year, representing 51840 operations per : > 2x106 operations min. PFHD: < 3x10-7 MTTFd: > 380 yearsDual channel interlock may be suitable for performance levels PLe or PLd (according to ISO 13849-1:2006 and for use in SIL 2 or SIL 3 systems (according to IEC 62061) depending on application Marked for all applicable directives, c-UL-us, and T VOperating Characteristics (at rated temperature range)Make, MinimumSensing distance horizontal plane of operation10 mm ( in.))

4 Sensing distance vertical plane of operation6 mm ( in.)Typical misalignment 4 mm ( in.) (see Figure 3 on page 2 for Misalignment Curve)Operational Current 30 mA + 1 AuxMaximum # of switches, connected in seriesMonitoring Relay Unit dependentOperating Voltage24V DC +10% / -15%Physical CharacteristicsCase MaterialMolded ABSA ctuator MaterialMolded ABSC olorRedOutputsSafety Output (Solid State Relay)2 x 50 mAAuxiliary1 x PNP 200 mAResponse TimeSwitch response time5 msSeries response time5 msMaximum Frequency of Operation1 HzEnvironmentalOperating +55 C ( F)Operating relativeWashdown rating / Enclosure type ratingIEC 60529, IP692 Rockwell Automation Publication 440N-IN003B-EN-P - April 2018 Magnetically Coded Non-contact Switch (MC2)Figure 1 - Approximate Dimensions [mm (in.)]

5 ]Mounting InformationUse non-removable screws, bolts, or nuts to mount the Switch and actuator. Do not over torque the mounting hardware. It is recommended to use M3 screws and washers torque is 1 N m ( in lb). Use nonmagnetic mounting the Switch and actuator so they are aligned with each for Maximum MisalignmentMount the Sensor to the fixed part of the guard and the Actuator to the movable section. Keep the Sensor and Actuator within the sensing range detailed as shown in Figure distance between sensors is 50 mm ( in.).Figure 2 - Sensor AlignmentFigure 3 - Misalignment CurveLED Operation and DiagnosticsShock & VibrationIEC 680068-2-27 30 g, 11 ms IEC 680068-2-6 61000-6-2, EN 60947-5-3 ProtectionSafety Output Short-Circuit ProtectionProvided by the approved safety relaysAuxiliary Overload ProtectionInternal resettable fuse24V Supply Reverse Polarity ProtectionIncorporatedElectrical Life1 x 106 cyclesIMPORTANTTo obtain maximum switching distance, center the switches 4 mm ( in.)

6 Table 1 - Specifications (Continued) ( ) ( ) ( ) ( ) ( )53( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( )Table 2 - Unit Indicators (per IEC 60073)Device Output LEDS tateStatusTroubleshootingOffNot poweredCheck supply, check wiring to controller AOffOverloadCheck AUX connectionsRedActuator not presentIf actuator present check present Green flashingActuator presentActuation not present on other switches or wiring faultCheck wiring to controller. Check actuators on other switchesTo obtain maximum switchingdistance center switches 4 mm ( in.) To prevent damage, it is recommended that a 2 mm ( in.) gap be maintained between the actuator and mm ( in.)ActuatorSensorTo prevent damage, it is recommendedthat a 2 mm ( in.)

7 Gap be maintained between the actuator and -16 -20442-81216204812160-4-8-12 -16 -20442-8121620481216202420242mm Gap2mm Gap000-4-8-12 -16 -20442-81216204812160-4-8-12 -16 -20442-812162048121620paG mm2paG mm22mm GapRockwell Automation Publication 440N-IN003B-EN-P - April 20183 Magnetically Coded Non-contact Switch (MC2)Connection InformationRecommended Mating CableThe standard cable lengths are 2 m, 5 m, and 10 m. Use catalog number 889D-F8AB-2 [2 m ( ft)] for the standard length or replace the 2 with 5 [5 m ( ft)] or 10 [10 m ( ft)] for remaining Supply Requirements24V DC + 10 /-15 has to be supplied by a power supply that complies with IEC/EN 60204 and IEC/EN 61558-1. Such a power supply meets the electrical safety requirements and maintains the minimum power of DC during 20 ms even in the event of voltage using an approved relay with a MC2 and the same power supply is utilized for all devices, the relay will provide surge protection for the MC2.

8 If a separate power supply is used for the MC2, then extra protection will be RatingsAn MC2 can achieve up to Cat 4/PLe, SIL CL3 when individually monitored by an approved Monitoring Relay Unit (see ) that itself achieves Cat 4/PLe SIL or more MC2 sensors connected in series with an approved relay, achieves up to CAT3/PLd/SIL six months check the correct operation of the switching circuit. Also check for signs of abuse or tampering. Inspect the Switch casing for there is any malfunction or damage, no attempts at repair should be made. The unit should be replaced before machine operation is of Conformity This is to declare that the products shown in this document conform with the Essential Health and Safety Requirements (EHSRs) of the European Machinery Directive (98/37/ED Machinery Directive, 2004/108/EC EMC Directive).

9 These products also conform to EN 60947-5-3, EN 1088, EN ISO 12100 parts 1 & 2, EN 60204-1 and have Third Party a comprehensive certificate, visit: Monitoring Relay UnitsMC2 can only be used with the approved relays. Use of other devices not listed is at your own 24V DC MSR Relays or MSR Relays configured for 24V DC operation are compatible with 3 - Wiring DiagramPinWire ColorSignal1 WhitePNP Aux2 Brown+24V3 GreenNot connected4 YellowSafety B5 GraySafety A6 PinkSafety B7 Blue0V8 RedSafety AIMPORTANTWhen the MC2 is used with any MSR100 series relay, for the diagnostic function to operate correctly the red and gray wires (Safety A) must be connected to S11 and S12.+24 VAuxGndSafety BSafety ANotconnectedSafety ASafety B47681523 Table 4 - Approved Monitoring Relay Unit List and Max Number of Series MC2sMonitoring Relay SeriesCatalog NumberMax Number of MC2 Units in Series24V DC Supply VoltageGSR Series-5%-10%-15%GSR CI440R-S13R281010 GSR DI440R-D22R281010 GSR SI440R-S12R281010 GSR DIS440R-D22S281010CR30440C-CR3081010 MSR SeriesMSR30RT/RTP440R-N23197/440R-N23198 101010 MSR 100 SeriesMSR124RT440R-G23110/440R-G23108/44 0R-G23107101010 MSR126T/R440R-N23117 up-to-date information, visit Automation Publication 440N-IN003B-EN-P - April 2018 Magnetically Coded Non-contact Switch (MC2)

10 TroubleshootingFigure 4 - Series Circuit Two Guards OpenThe auxiliary contacts close at the same time as the first safety contact opensFigure 5 - Series Circuit Open Circuit on Channel AThe auxiliary contacts close at the same time as the first safety contact opensS11S21 Safety ASafety B24 VAuxSafety ASafety B24 VAuxSafety ASafety B24 VAuxSafety ASafety B24 VAuxSafety ASafety B24 VAuxS12S22 LED - Flashing GreenLED - RedAux - ONLED - RedAux - ONLED - GreenAux - OFFAux - OFFLED - Flashing GreenAux - OFFAuxAuxAuxAuxAuxActuatorActuatorActuat orActuatorActuatorS11 Open Circuit between two MC2sS21 Safety ASafety B24 VAuxSafety ASafety B24 VAuxSafety ASafety B24 VAuxSafety ASafety B24 VAuxSafety ASafety B24 VAuxS12S22 LED - Flashing GreenLED - Flashing GreenAux - OFFLED - GreenAux - OFFLED - GreenAux - OFFAux - OFFLED - Flashing GreenAux - OFFAuxAuxAuxAuxAuxActuatorActuatorActuat orActuatorActuatorRockwell Automation Publication 440N-IN003B-EN-P - April 20185 Magnetically Coded Non-contact Switch (MC2)Application Wiring ExamplesFigure 6 - Single Switch , Automatic Reset, Monitored Outputs MSR127 TPIMPORTANTTo maintain the correct diagnostic operation, the red wire (QD pin 8) must be connected to +24V0VS524134 42K1K2L1L2 L3MC2 RedGreyPinkYellowBrown (2)Blue (7)Red (8)Gray (5)Yellow (4)Pink (6)Green (3)White (1)