For full product information, visit Use the SpeedSpec code or scan the QR Code for quick access to the specific web page.

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Dwain Gregory
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R Safety Interlock Switches MA Series MA For full product information, visit www.sti.com. Use the SpeedSpec code or scan the QR Code for quick access to the specific web page.

enables the MA Series switches to satisfy most application requirements (MA,, 5 are NEMA ) Misalignment tolerant the non-contact actuation of the switches makes them very tolerant to misalignment of

1 R Safety Interlock Switches MA Series MA For full product information, visit Use the SpeedSpec code or scan the QR Code for quick access to the specific web page. Magnetically Actuated Safety Interlock Switches Large selection choose from a large selection of contact configurations housed in plastic to satisfy most application requirements NEMA 6 enclosure enables the MA Series switches to satisfy most application requirements (MA,, 5 are NEMA ) Misalignment tolerant the non-contact actuation of the switches makes them very tolerant to misalignment of up to 0 mm (0.9 in.) Variety of terminations select various cable lengths or terminal strip termination for easy installation. Cable connector on selected models. Long life the MA Series is designed for a minimum of one million actuations A Rapid Delivery Product: Select models are available for shipment today or within to 5 days Specifications C US Conforms to EN088, EN9, EN600- UL and C-UL listed Electrical All Models Unless Indicated Safety Contacts: AC models MA- thru 5, 0,,, 6 N/C MA-, 6, N/C DC models MA-,,, 6 N/C MA-, 5, 6, 0, N/C Safety Contact Operating Distance: Make 7- mm (-0.7in.); Break -5 mm ( in.) Auxiliary Contacts: MA-,,,,, 5, 6, N/O MA- N/C Aux. Contact Operating Distance: MA-,, 6, Make 8- mm ( in.); Break 8-0 mm ( in.) MA- Make mm (0.8 in.); Break mm (0.9 in.) Safety Rated Voltage: AC models: All except MA-0 0 VAC AC models: MA-0 0 VAC DC models 0 VDC Safety Rated Current: AC models: All except MA- A, fuse externally.6 A quick acting AC model: MA- A, fuse externally.5 A quick acting DC models: All except MA-5 A, fuse externally 800 ma quick acting DC model: MA-5 0. A max., fuse externally 0. A quick acting Internal Fuse: AC models A fast acting DC models A fast acting External Fuse (Customer Supplied): AC models.6 A fast acting DC models: All except MA A fast acting Electrical Life: x 0 6 Mechanical Special Safety Reed Safety Aux. Closing Time:.0 ms 0.5 ms Drop-Out Time:. ms 0. ms Bounce Time: 0.7 ms 0.7 ms Shock: 0 0 Vibration: 0, 50 to 00 Hz Mechanical Mounting: Any position Case & Actuator Material: Molded ABS Wiring Connection: Various lengths or male M micro connector Weight: Approx. 8 g ( oz.) Color: Red Mechanical Life: 0 x 0 6 Environmental Protection: All models except MA-,, 5 IP67 (NEMA 6) MA-,, 5 IP65 (NEMA ) Operating Temperature: All models except MA-,, 5-0 to 55 C ( to F) MA-,, 5-0 to 65 C ( to 9 F) Compliance Standards: EN088, EN9, EN600- Approvals/Listings: CE marked for all applicable directives All models: except MA-,, 5 UL and C-UL MA-,, 5 ccsaus Specifications are subject to change without notice. Note: The safety contacts of the STI switches are described as normally closed (N/C) i.e., with the guard closed, actuator in place, and the machine able to be started. 8

Basic Body Styles MA-, MA-, MA-0 and MA- MA-0 and MA-6 MA- and MA- MA- and MA-5 MA-, MA- and MA-5 Operation

in the MA Series is a unique high-power industrial reed which is de-rated by a non-resetable overload protection

On presenting the actuator to the switch, the high intensity magnetic field from the actuator causes the contacts

Door Closed, Machine RUN Switch Actuator Door Switch Actuator Door It is advisable, where possible, to mount the

MA-,,, 6, 0 Door Open, Machine STOP, Door Covering Switch MA-,, 5, 6, mm SLIDIN DOOR No access to switch thus

2 Basic Body Styles MA-, MA-, MA-0 and MA- MA-0 and MA-6 MA- and MA- MA- and MA-5 MA-, MA- and MA-5 Operation Operating Principle Mounting Examples Contact Arrangement mm MA-, 5, 0,,,,, 6 MA-,,,,,, 6 Min 50mm Encapsulated in the MA Series is a unique high-power industrial reed which is de-rated by a non-resetable overload protection circuit depending on switch type. On presenting the actuator to the switch, the high intensity magnetic field from the actuator causes the contacts to close. On removing the actuator (opening the door), the safety contacts open, isolating the machine. Door Closed, Machine RUN Switch Actuator Door Switch Actuator Door It is advisable, where possible, to mount the switch and actuator on non-ferrous materials otherwise it may affect the operating distances. MA-,,, 6, 0 Door Open, Machine STOP, Door Covering Switch MA-,, 5, 6, mm SLIDIN DOOR No access to switch thus preventing attempts to defeat the interlock SLIDIN DOOR Wherever possible the units should be mounted so that no access can be obtained to the switch when the guard door is open, thus preventing attempts to defeat the safety system. 8

3 Applications Typical Application of MA Series with a Safety Monitoring Relay Typical applications are on sliding guard doors or swinging guard doors. VAC/DC, 0 VAC K (AUX) START MOMENTARY PUSH BUTTON K (AUX) L L L L L L UARD CLOSED STOP MOMENTARY PUSH BUTTON EB SERIES LATCHIN E-STOP BUTTON BLUE BROWN FUSE MA SERIES INTERLOCK A S S Power supply (S = V) A SR0A K Relay control and fault monitoring + K + FUSE K K FUSE K CONTACT PROTECTION e.g. THERMAL CUT OUT M K CONTACT PROTECTION e.g. THERMAL CUT OUT M For a full explanation of the circuit operating principle and fault detection, see Common Circuit Examples in The Expert Area Section of this catalog on page A Pin Assignments with Connector Option 6 5 MA QD 6-pin Micro AC / -0 Safety N.C Safety N.C. Aux N.O. MA 6 QD MA QD MA 0 QD MA, 6, 0 QD Safety N.C. -pin Micro DC M Aux MA QD N.O. MA 0 QD N.C. 8

4 Dimensions (mm/in.) MA-,, 0, MA = 8. = = =.5 MA MA-, Ø Ø SIDE VIEW 0.55 MA- MA MA

5 Ordering Model Contacts Wiring Entry Part No. AC Only MA-APC (AC only) N/C m cable, pre-wired MA-APC (AC only) N/C m cable, pre-wired MA-APC8 (AC only) N/C 8 m cable, pre-wired MA-APCC (AC only) N/C pin micro DC M MA-APC (AC only) N/C + N/O m cable, pre-wired MA-APC (AC only) N/C + N/O m cable, pre-wired MA-APC6 (AC only) N/C + N/O 6 m cable, pre-wired MA-APC0 (AC only) N/C + N/O 0 m cable, pre-wired MA-APC5 (AC only) N/C + N/O 5 m cable, pre-wired MA-APCC (AC only) N/C + N/O -pin micro DC M MA-APTC (AC only) N/C + N/C Terminal connections MA-APTC (AC only) N/C + N/O Terminal connections MA-5APTC (AC only) N/C Terminal connections MA-0APC (0 VAC, A max) N/C m cable, pre-wired MA-0APC (0 VAC, A max) N/C m cable, pre-wired MA-AP0C N/C m cable, pre-wired MA-APC N/C + N/O m cable, pre-wired MA-APC0 N/C + N/O 0 m cable, pre-wired MA-AP0C N/C m cable, pre-wired MA-APC N/C + N/O m cable, pre-wired MA-AP0C N/C m cable, pre-wired MA-APC N/C + N/O m cable, pre-wired MA-AP0C N/C m cable, pre-wired MA-APC N/C + N/O m cable, pre-wired MA-AP0C N/C m cable, pre-wired MA-APC N/C + N/O m cable, pre-wired MA-6AP0C (AC only) N/C m cable, pre-wired MA-6AP0C6 (AC only) N/C 6 m cable, pre-wired MA6AP0C0 (AC only) N/C 0 m cable, pre-wired MA6AP0CC N/C -pin micro DC M MA-6APC (AC only) N/C + N/O m cable, pre-wired MA-6APC6 (AC only) N/C + N/O 6 m cable, pre-wired MA-6AP0C (AC only) N/C m cable, pre-wired MA-6AP0C6 (AC only) N/C 6 m cable, pre-wired MA-6APC (AC only) N/C + N/O m cable, pre-wired MA-6APC6 (AC only) N/C + N/O 6 m cable, pre-wired MA-0APC (AC only) N/C m cable, pre-wired MA-0APCC (AC only) N/C -pin micro DC M MA-APC (AC only) N/C + N/O m cable, pre-wired MA-APC (AC only) N/C + N/O m cable, pre-wired MA-APC6 (AC only) N/C + N/O 6 m cable, pre-wired MA-APC0 (AC only) N/C + N/O 0 m cable, pre-wired MA-APC5 N//C + N/O 5 m cable, pre-wired MA-APCC N/C + N/O 6-pin micro DC M (Continued on next page) 86

6 Ordering (continued) Model Contacts Wiring Entry Part No. DC Only MA-DPC N/C m cable, pre-wired MA-DPC N/C m cable, pre-wired MA-DPC8 N/C 8 m cable, pre-wird MA-DPCC N/C p-pin micro DC M MA-DPC N/C + N/O m cable, pre-wired MA-DPC N/C + N/O m cable, pre-wired MA-DPC6 N/C + N/O 6 m cable, pre-wired MA-DPC0 N/C + N/O 0 m cable, pre-wired MA-DPC5 N/C + N/O 5 m cable, pre-wired MA-DPCC N/C + N/O -pin micro DC M MA-DP0C N/C m cable, pre-wired MA-DPC N/C + N/O m cable, pre-wired MA-DP0C N/C 5 m cable, pre-wired MA-DP0C5 N/C m cable, pre-wired 507- MA-DPC N/C + N/O m cable, pre-wired MA-DP0C N/C m cable, pre-wired MA-DPC N/C + N/O m cable, pre-wired MA-DP0C N/C m cable, pre-wired MA-DPC N/C + N/O m cable, pre-wired MA-DP0C N/C m cable, pre-wired MA-DPC N/C + N/O m cable, pre-wired MA-DPC0 N/C + N/O 0 m cable, pre-wired 507- MA-DP0C N/C m cable, pre-wired MA-DPC N/C + N/O m cable, pre-wired MA-5DPC* N/C + N/O m cable, pre-wired (00 ma max.) MA-5DPC5* N/C + N/O 5 m cable, pre-wired (00 ma max.) MA-5DPCC* N/C + N/O 6-pin micro DC M MA-6DP0C (DC only) N/C m cable, pre-wired MA-6DP0C6 (DC only) N/C 6 m cable, pre-wired MA6DP0C0 (DC only) N/C 0 m cable, pre-wired MA6DP0CC (DC only) N/C -pin micro DC M MA-6DPC (DC only) N/C + N/O m cable, pre-wired MA-6DPC6 (DC only) N/C + N/O 6 m cable, pre-wired MA-6DP0C (DC only) N/C m cable, pre-wired MA-6DP0C6 (DC only) N/C 6 m cable, pre-wired MA-6DPC (DC only) N/C + N/O m cable, pre-wired MA-6DPC6 (DC only) N/C + N/O 6 m cable, pre-wired MA-0DPC ( VDC only) N/C m cable, pre-wired MA-0DPCC ( VDC only) N/C -pin micro DC M MA-DPC ( VDC only) N/C + N/O m cable, pre-wired MA-DPC ( VDC only) N/C + N/O m cable, pre-wired MA-DPC6 ( VDC only) N/C + N/O 6 m cable, pre-wired MA-DPC0 ( VDC only) N/C + N/O 0 m cable, pre-wired MA-DPC5 ( VDC only) N/C + N/O 5 m cable, pre-wired MA-DPCC N/C + N/O 6-pin micro DC M Accessories Spare Actuator ( 5 & 0, ), Red ABS Plastic Replacement Actuator for MA-, Red ABS Plastic Replacement Actuator for MA-, Red ABS Plastic Replacement Actuator for MA-, Red ABS Plastic Replacement Actuator for MA-, Red ABS Plastic Replacement Actuator for MA-5, Red ABS Plastic Replacement Actuator for MA-6, -0 Red ABS Plastic *MA-5 switches are not compatible with the following STI safety relays: SR0M, SR0AM, SR08AD, SR09AD and all Legacy Relays. Universal Mounting Brackets can be used with this product. See page for details. 87

Safety Contacts: AC models MA-1 thru 5, 10, 12, 13, 16 1 N/C MA-13, 16, 21 2 N/C DC models MA-12, 13, 14, 16 1 N/C MA-13, 15, 16, 20, 21 2 N/C

Safety Contacts: AC models MA-1 thru 5, 10, 12, 13, 16 1 N/C MA-13, 16, 21 2 N/C DC models MA-12, 13, 14, 16 1 N/C MA-13, 15, 16, 20, 21 2 N/C r Safety Interlock Switches MA Series MA Magnetically Actuated Safety Interlock Switches Large selection choose from a large selection of contact configurations housed in plastic to satisfy most application