Compact 1/16 din counters, four- or six-digit lcd displays (29 pages)
Summary of Contents for Omron H7ET Series
Page 1
Self-powered Time Counter New H7ET Seven digits, time range 0 to 3999d23.9h. Dual time range: 999999.9 3999d23.9h or 999h59m59s 9999h59.9m Ordering Information Time Counters Time range Timer input Display sp ay 999999.9h 3999d23.9h 999h59m59s 9999h59.9m (switchable) (switchable) Light-gray body Black body Light-gray body Black body PNP/NPN universal DC...
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New H7ET New H7ET Specifications General Item H7ET-NV-j H7ET-NFV-j H7ET-N-j H7ET-NV1-j H7ET-NFV1-j H7ET-N1-j H7ET-NV-jH H7ET-NV1-jH Operating mode Accumulating Mounting method Flush mounting External connections Screw terminals Reset External/Manual reset Display 7-segment LCD with or without backlight (character height: 8.6 mm) (see note 1) Number of digits Time range 0.0h to 999999.9h...
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New H7ET New H7ET Characteristics Item H7ET-NVj-j H7ET-NFVj-j H7ET-Nj-j H7ET-NVj-Hj Time accuracy 100 ppm (25 C) Insulation 100 MΩ min. (at 500 VDC) 100 MΩ min. (at 500 VDC) 100 MΩ min. (at 500 VDC) resistance between current-carrying metal between current-carrying metal between current-carrying metal parts and exposed parts and exposed...
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New H7ET New H7ET Nomenclature Front view Reset Key H7ET Reset the count value. Not operable under key-protect. Key-protect Switch Time-range switch If the switch setting is changed, press the Reset Setting Key-protect Key on the front panel. (see note) Front panel Time range Setting...
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New H7ET New H7ET Dimensions Note: All units are in millimeters unless otherwise indicated. H7ET-N Panel Cutout Separate mounting 60 min. +0.5 Dimensions with Flush Mounting Bracket +0.5 22.2 Joint mounting +1.0 Units - 2.5) +0.5 22.2 Waterproofing is not possible for joint mounting When mounting, insert the Counter into the cutout, insert the adapter from the...
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New H7ET New H7ET Installation Terminal Arrangement Bottom view: View of the Time Counter rotated horizontally 180 Backlight Model No-backlight Model Backlight 24 VDC Timer Reset Reset Timer input input input input Connections H7ET Time Counter PNP/NPN Universal DC Voltage Input Model With Backlight 1.
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1 or PNP transistor PNP transistor 3 is as small as approx. 10 µA. It is recommended that OMRON’s G3TA-IA/ID be used as the SSR. Input Reset 2. Solid-state Input (Open Collector Input of an NPN Transistor)
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New H7E New H7E Accessories (Order Separately) New H7E (Except for PCB-mounting Counter) The New H7E models are supplied with a mounting bracket and nut. Additionally, the Flush Mounting Adapters shown here allow the New H7E models to be fitted to existing panel cutouts. Y92F-75 Flush Mounting Adapter for 26 45.3 Rectangular Cutout...
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New H7E New H7E Precautions New H7E (Except for PCB-mounting Counter) WARNING Caution This product has a built-in lithium battery. Do not short-circuit If a voltage other than the rated one is applied, internal ele- the + and – terminals, charge, disassemble, deform, or expose ments may be damaged.
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AC/DC Multi-voltage Input Models When connecting count/timer input from an SSR to the Counter that operates with AC/DC voltage input, use OMRON’s G3TA-IA/ID SSR (for DC) whose leakage current is 0.1 mA max. or connect a bleeder resistor in parallel to the input circuit of the Counter.
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New H7E New H7E 4. Wipe the back of the new Battery before inserting it. EN/IEC Standards 5. Ensure that the + and – terminals are correctly oriented. The count or timer input, reset input, and backlight power supply ter- minals of the no-voltage input or PNP/NPN universal DC voltage 6.
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(3.g. paint thinner or benzine), strong alkalis, or strong acids. Others No user-serviceable parts. Return to OMRON for all repairs. H7Ej-NjP Be careful not to apply voltages exceeding the following values to the count, timer, or reset terminals, otherwise the internal circuit may be damaged.
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To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. Cat. No. M064-E1-2 In the interest of product improvement, specifications are subject to change without notice. OMRON Corporation Industrial Automation Company Measuring and Supervisory Controls Division 28th Fl., Crystal Tower Bldg.,...
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