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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1 Safety Interlock Switches DNL DNL For full product information, visit Use the SpeedSpec Code or scan the QR Code for quick access to the specific web page. uard Lock Safety-Door Switch Best-selling guard lock safety-door switch available in several compact, multi-contact models Selectable direction and adjustable mounting ensure installation flexibility Built-in switches with multiple-contact construction are available Key holding force of 1,300 N minimum Can be used for either standard loads or microloads Lineup includes models with a conduit size of IP67 degree of protection Variety of metallic heads available A Rapid Delivery Product: Select models are available for shipment today or within 3 to 5 days S Specifications Standards and EC Directives Conforms to the following EC Directives: Machinery Directive Low Voltage Directive EN 1088 EN S-ET-19 Certified Standards Certification body TÜV SÜD Standard EN () File No. UL *1 UL 508, CSA C22.2 No.1 E76675 Consult your representative for details. CQC (CCC) B KOSHA *2 EN *1. Certification for CSA C22.2 No. 1 is certified by the UL mark. *2. Only certain models have been certified. Certified Standard Ratings TÜV (EN ), CCC (B108.5) Item Utilization category AC- DC-13 Rated operating current (Ie) 3 A 0.27 A Rated operating voltage (Ue) 20 V 250 V Note: Use a 10 A fuse type gi or g that conforms to IEC as a shortcircuit protection device. This fuse is not built into the Switch. UL/CSA (UL 508, CSA C22.2 No. 1) A300 Rated Carry Current (A) Volt-amperes (VA) voltage current Make Break Make Break 120 VAC A 7, VAC 30 3 Q300 Rated Carry Current (A) Volt-amperes (VA) voltage current Make Break Make Break 125 VDC A VDC Solenoid Coil Characteristics Item Type 2 VDC 0 VAC 230 VAC Rated operating voltage (100% ED) Current consumption Insulation Class Indicator Characteristics 2 VDC +10% -% Approx. 200 ma 0 VAC ±10% Approx. 50 ma Class F (130 C max.) Item Type LED Rated voltage 10 to 5 VAC/VDC Current consumption Approx. 1 ma Color (LED) Orange 230 VAC ±10% Approx. 30 ma

2 DNL Safety Interlock Switches Connections Contact Form Indicates conditions where the Key is inserted and the lock is applied. Terminals 12 and 1 are connected internally (as per S-ET-19). Model DNL- AF - DNL- BF - DNL- CF - DNL- DF - DNL- EF - Contact (door open/closed detection and lock monitor) 1NC/1NO + 1NC/1NO 1NC/1NO + 2NC 2NC + 1NC/1NO 2NC + 2NC 2NC/1NO + 1NC/1NO closed detection Contact form Lock monitor Operating pattern Lock Lock Lock Lock Lock Remarks Only NC contacts -12 have a certified direct opening The terminals -2, 33-3, and 53-5 can be used as unlike poles. Only NC contacts -12 have a certified direct opening The terminals -2, 33-3, and can be used as unlike poles. Only NC contacts -12 and have a The terminals -2, 31-32, and 53-5 can be used as unlike poles. Only NC contacts -12 and have a The terminals -2, 31-32, and can be used as unlike poles. Only NC contacts -12 and have a The terminals -2, 21-22, 33-3, and 53-5 can be used as unlike poles. DNL- FF - 2NC/1NO + 2NC Lock Only NC contacts -12 and have a The terminals -2, 21-22, 33-3, and can be used as unlike poles. DNL- F - 3NC + 1NC/1NO Lock Only NC contacts -12, 21-22, and have a The terminals -2, 21-22, 31-32, and 53-5 can be used as unlike poles. DNL- HF - 3NC + 2NC Lock Only NC contacts -12, 21-22, and have a The terminals -2, 21-22, 31-32, and can be used as unlike poles. 16

3 DNL Safety Interlock Switches Dimensions and Operating Characteristics (mm) Switches DNL- -B (55.8) Four, head mounting screws Key Dummy cap Indicator (13.3) Five, cover mounting screws Three,.3-dia. holes (95) (32.3) 55±0.2 (3) 32±0.2 Operating characteristics force Key extraction force Movement before being locked DNL- - BS N max. 30 N max. 9 mm max. 3 mm min (30.7) (57.9) Cap screw 5 79±0.2 (88.5).5 Release key Conduit cap (.3) (10) DNL- -B (55.8) Four, head mounting screws Key Dummy cap Indicator Five, cover mounting screws Three,.3-dia. holes (13.3) (32.3) (3) 32±0.2 55±0.2 (95) Operating characteristics force Key extraction force Movement before being locked DNL- - B N max. 30 N max. 9 mm max. 3 mm min. M8 hexagonal material or equivalent 8 (30.7) Cap screw 35.5 (57.9) 5 79±0.2.5 Releasing tool (88.5) (provided) Release key Conduit cap 1 (.3) 21 (10) Notes: 1. Unless otherwise specified, a ±0. mm applies to all dimensions. 2. There are fluctuations in the contact /OFF timing for Switches with multiple poles (2NC, 2NC/1NO, or 3NC). Confirm performance before application. 17

4 DNL Safety Interlock Switches Dimensions and Operating Characteristics (continued) (mm) DNL- -BS (31.5) (55.8) Four, head mounting screws Key Three,.3-dia. holes Release key Indicator (13.3) Five, cover mounting screws (32.3) (3) 32±0.2 55±0.2 (95) Operating characteristics force Key extraction force Movement before being locked DNL- - BS N max. 30 N max. 9 mm max. 3 mm min (30.7) (57.9) Cap screw 5 79±0.2.5 (88.5) Dummy cap Conduit cap (.3) DNL- -BS M8 hexagonal material or equivalent Four, head mounting screws Key Three,.3-dia. holes Release key Indicator (31.5) (55.8) Five, cover mounting screws (13.3) (32.3) (3) 32±0.2 55±0.2 (95) (30.7) 35.5 (57.9) Cap screw 5 79±0.2.5 Releasing tool Dummy (88.5) (provided) cap Conduit cap (.3) Operating characteristics force Key extraction force Movement before being locked DNL- - BS N max. 30 N max. 9 mm max. 3 mm min. Notes: 1. Unless otherwise specified, a tolerance of ±0. mm applies to all dimensions. 2. There are fluctuations in the contact /OFF timing for Switches with multiple poles (2NC, 2NC/1NO, or 3NC). Confirm performance before application Keys DDS-K DDS-K dia. 8 dia..5 dia. Angle adjustment bolt DDS-K2 7 Four, 2.R DDS-K Mounting Holes (Enlargement) Four, 2.R (7)

5 DNL Safety Interlock Switches Dimensions and Operating Characteristics (continued) (mm) With Operating Key Inserted DNL + DDS-K1 (with Front-inserted Key) min max (3) DNL + DDS-K1 (with Top-inserted Key) (8) 9.5 min 52.0 max (36) min max (3) (28.5) 9.5 min 52.0 max (36) DNL + DDS-K2 (with Front-inserted Key) DNL + DDS-K2 (with Top-inserted Key) 0 min 2.5 max (3) (8) (6) 5.5 min 8.0 max (36) 0 min 2.5 max (3) (6) (22.5) (28.5) 5.5 min 8.0 max (36) 19

6 DNL Safety Interlock Switches Dimensions and Operating Characteristics (continued) (mm) DNL + DDS-K3 (with Front-inserted Key) 5 min 7.5 max (3) DNL + DDS-K3 (with Top-inserted Key) (8) (0) 5 min 53.0 max (36) 5 min 7.5 max (3) (28.5) 5 min 53.0 max (36) 0 DNL + DDS-K5 (with Front-inserted Key) 51.9 min 5. max (3) 51.9 min 5. max (3) (1 or 3) DNL + DDS-K5 (with Top-inserted Key) 57. min 59.9 max (36) (8) -NPT Adapter (28.5) 3± min 59.9 max (36) 20

7 DNL Safety Interlock Switches Application Examples 9SA-321-T (2 VAC/VDC) + DNL- A A-, - A B-, - A C- (Mechanical Lock Type) Circuit Diagram (Manual Reset) Lock release signal S KM1 KM2 S2 uard PLC PLC S1: Safety Limit Switch with direct opening mechanism (DB-N, DN, DF) S2: uard Lock Safety-door Switch S3: Reset switch S: Lock release switch KM1 and KM2: Magnetic Contactor M: 3-phase motor OPEN S1 Feedback loop KM1 Stop signal S3 KM2 A1 A2 T T12 T31 T TH SA a K1 K1 b K2 K2 K3 K 1 OffDelay Timer a b K3 K Control Circuit 2 K1 5 K2 3 JP PE T21 T23 T22 A B KM1 KM2 Timing Chart uard opens Limit switch S1 uard Lock Safety-door Switch S2 Lock release signal S Stop signal Reset switch S3 K1 and K2 (NC) K1 and K2 (NO) K3 and K (NC) K3 and K (NO) KM1 and KM2 (NC) KM1 and KM2 (NO) instruction Motor rotation OFF-delay time instruction uard can be opened KM1 KM2 Motor controller Note: The above example circuit is for Category 3. M 21

8 DNL Safety Interlock Switches Ordering Model Number Structure Switch DNL Conduit Size 1: Pg13.5 2: 1/2 : 2 Built-in Switch (with Door Open/Closed Detection Switch and Lock Monitor Switch Contacts) A: 1NC/1NO (slow-action contacts) + 1NC/1NO (slow-action contacts) B: 1NC/1NO (slow-action contacts) + 2NC (slow-action contacts) C: 2NC (slow-action contacts) + 1NC/1NO (slow-action contacts) D: 2NC (slow-action contacts) + 2NC (slow-action contacts) E: 2NC/1NO (slow-action contacts) + 1NC/1NO (slow-action contacts) F: 2NC/1NO (slow-action contacts) + 2NC (slow-action contacts) : 3NC (slow-action contacts) + 1NC/1NO (slow-action contacts) H: 3NC (slow-action contacts) + 2NC (slow-action contacts) 3 Head Mounting Direction and Material F: Four mounting directions possible (Front-side mounting at shipping)/plastic D: Four mounting directions possible (Front-side mounting at shipping)/metal Door Lock and Release A: Mechanical lock/2 VDC solenoid release B: Mechanical lock/0 VAC solenoid release* : 2 VDC solenoid lock/mechanical release H: 0 VAC solenoid lock/mechanical release* 5 Indicator B: 10 to 5 VAC/VDC (orange LED indicator) 6 Release Key Type Blank: Standard : Special release key 7 Release Key Position Blank: Bottom S: Front 8 -to-npt Adapter Blank: Adapter is not included NPT: Adapter is included Key DDS-K 1 1 Key Type 1: mounting 2: mounting 3: Adjustable mounting (horizontal) 5: Adjustable mounting (horizontal/vertical) Type Horizonal mounting mounting mounting mounting Adjustable Adustable mounting mounting () (horizontal) Adjustable Adjustable mounting mounting (/) (horizontal/vertical) Special Release Key Type Special Release Key for DL, DJL, DNL, and DSL Switches Model DDS-K1 DDS-K2 DDS-K3 DDS-K5 Model DNL-RK * 0 VAC version is not available for - -NPT models. 22

9 DNL Safety Interlock Switches Ordering (continued) List of Models Switches with direct opening mechanisms ( Keys are sold separately) Head material Release key Release key type Solenoid voltage/ indicator Lock and release types Contact configuration (door open/closed detection switch and lock monitor switch contacts) (slow-action) Certified direct opening NC contact Model 1NC/1NO+1NC/1NO DNL-AFA-B DNL-AFA-B-NPT 1NC/1NO+2NC DNL-BFA-B DNL-BFA-B-NPT 2NC+1NC/1NO DNL-CFA-B DNL-CFA-B-NPT Mechanical lock Solenoid release 2NC+2NC DNL-DFA-B DNL-DFA-B-NPT DNL-EFA-B DNL-EFA-B-NPT 2NC/1NO+2NC DNL-FFA-B DNL-FFA-B-NPT DNL-FA-B DNL-FA-B-NPT Plastic Bottom Standard Solenoid: 2 VDC Orange LED: 10 to 5 VAC/VDC 3NC+2NC 1NC/1NO+1NC/1NO DNL-HFA-B DNL-HFA-B-NPT DNL-AF-B DNL-AF-B-NPT 1NC/1NO+2NC DNL-BF-B DNL-BF-B-NPT 2NC+1NC/1NO DNL-CF-B DNL-CF-B-NPT Solenoid lock Mechanical release 2NC+2NC DNL-DF-B DNL-DF-B-NPT DNL-EF-B DNL-EF-B-NPT 2NC/1NO+2NC DNL-FF-B DNL-FF-B-NPT DNL-F-B DNL-F-B-NPT 3NC+2NC DNL-HF-B DNL-HF-B-NPT (Continued on next page) 23

10 DNL Safety Interlock Switches Ordering (continued) List of Models (continued) Switches with direct opening mechanisms ( Keys are sold separately) Head material Plastic Metal Release key Bottom Release key type Special release key Solenoid voltage/ indicator Solenoid: 2 VDC Orange LED: 10 to 5 VAC/VDC Lock and release types Mechanical lock Solenoid release Solenoid lock Mechanical release Mechanical lock Solenoid release Solenoid lock Mechanical release Contact configuration (door open/closed detection switch and lock monitor switch contacts) (slow-action) Certified direct opening NC contact 1NC/1NO+1NC/1NO 1NC/1NO+2NC 2NC+1NC/1NO 2NC+2NC 2NC/1NO+2NC 3NC+2NC 1NC/1NO+1NC/1NO 1NC/1NO+2NC 2NC+1NC/1NO 2NC+2NC 2NC/1NO+2NC 3NC+2NC Model DNL-AFA-B DNL-AFA-B-NPT DNL-BFA-B DNL-BFA-B-NPT DNL-CFA-B DNL-CFA-B-NPT DNL-DFA-B DNL-DFA-B-NPT DNL-EFA-B DNL-EFA-B-NPT DNL-FFA-B DNL-FFA-B-NPT DNL-FA-B DNL-FA-B-NPT DNL-HFA-B DNL-HFA-B-NPT DNL-AF-B DNL-AF-B-NPT DNL-BF-B DNL-BF-B-NPT DNL-CF-B DNL-CF-B-NPT DNL-DF-B DNL-DF-B-NPT DNL-EF-B DNL-EF-B-NPT DNL-FF-B DNL-FF-B-NPT DNL-F-B DNL-F-B-NPT DNL-HF-B DNL-HF-B-NPTt DNL-EDA-B-NPT DNL-DA-B-NPT DNL-ED-B-NPT DNL-D-B-NPT Note: Consult factor for models with Korean S-mark certification. 2