TH63TH64 DIN HALF SIZE TH63TH64 HOUR METER 3. Wide-ranging measurement display The measurement can be displayed from 0.1 hour up to 57.5 2.264 99999.9 hours (TH63). The dial size is the same as that of 48 48 DIN size hour meters (TH14 and TH24 series). 4. Easy to install mm inch 24 The flat terminals ( 187) are used for easier wiring. There is no .945 need to undo the lock spring. 5. High-performance sync motor with 50/60 Hz selector The noise-resistant, accurately turning motor is employed to 48 1.890 provide for longer period of measurement. The power frequency can be selected for 50 or 60 Hz. TH64 (with reset function) 6. Rotary indicator NAiSs original moire pattern mechanism helps watch the rotary indicator for quick monitoring (one turn every 72 seconds). TH63 (without reset function) 7. CE marking The hour meters satisfy EMC directives (EN50081-2/ EN50082-2) and low-voltage directives (EN61010-1). FEATURES 1. Compact to save panel space TYPICAL APPLICATIONS The 24 48 mm hour meters are just half the DIN 48 48 stan- dard size. They help save the panel space. Management of small generators and food processing 2. Reset button machines hour counting for leased equipment maintenance The hour meters can be reset to zero (TH64). management of various equipment, etc. SPECIFICATIONS Rated operating voltage 12 V AC, 24 V AC, 48 V AC, 100 V AC, 115 to 120 V AC, 200 V AC, 220 V AC, 240 V AC Operating voltage range 85 to 115% of rated operating voltage Rated frequency 50/60 Hz (selectable by switch) 0 to 99999.9 hours (TH63 series) Counting range 0 to 9999.9 hours (TH64 series) Minimum time display 0.1 hours (6 min) Rated power consumption Approx. 1.5 W Initial insulation resistance (At 500 V DC) Min. 100 M Between live and dead metal parts Initial breakdown voltage 2,000 Vrms Between live and dead metal parts Max. temperature rise 55C 131F Vibration resistance Functional 10 to 55 Hz: 1 cycle/min double amplitude of 0.5 mm (10 min on 3 axes) 2 Functional Min 98 m/s 10 G (4 times on 3 axes) Shock resistance 2 Destructive Min 980 m/s 100 G (5 times on 3 axes) Ambient temperature 10 to +50C +14 to +122F Ambient humidity Max. 85% RH Weight Approx. 80 g 2.82 oz PRODUCT TYPE Type Rated operating voltage Part No. Rated operating voltage Part No. Rated operating voltage Part No. 100V AC TH631 24V AC TH634 115 to 120V AC TH637 TH63 types 200V AC TH632 48V AC TH635 220V AC TH638 (without reset) 12V AC TH633 110V AC TH636 240V AC TH639 100V AC TH641 24V AC TH644 115 to 120V AC TH647 TH64 types 200V AC TH642 48V AC TH645 220V AC TH648 (with reset) 12V AC TH643 110V AC TH646 240V AC TH649 Notes: 1. Only the metallic-looking panel-mounting type is available. 2. Standard products are UL-recognized as well as CSA-certified. There is no need to add U at the end of the part No. Just specify the stan- dard part No. when ordering. 3. If you want the CE marking on your products, specify CE at the end of the part No. when ordering. 123TH63TH64 General tolerance: 0.5 .020 mm inch DIMENSIONS Reset button (only for TH64 type) Rotary indicator Hz selector lever No.187 quick connect terminal HOUR METER 24 .945 48 4.5 53 1.890 .177 2.087 66 2.598 WIRING DIAGRAM Panel cutout mm inch +0.6 45 0 Panel (thickness: +.024 1 to 5 mm .039 to .197 inch) 1.772 0 For panel thickness of 5 to 9 mm .197 to .354 inch) M R0.5 or less +0.3 22.2 0 +.012 .874 0 Mounting spring Operating power supply (included) MOUNTING +0.6 +0.6 +.024 1. Cut a 22.2 45 mm (.874 3. Swing the mounting spring to the front 0 0 0 Unfasten +.024 1.772 inch) opening in the panel. of the hour meter to secure the hour 0 Fasten 2. Swing the mounting spring to the rear meter to the panel. of the hour meter and fit the hour 4. Wire the supplied quick connectors meter into the panel opening. (There and connect to the hour meter. Be is no need to detach the mounting sure to use the supplied insulating spring from the hour meter.) If the sleeves to cover the connectors. panel is 5 to 9 mm .197 to .354 inch thick, move the mounting spring to the other hole toward the rear of the hour meter. 124