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Terms and Conditions Agreement 

 
Read and understand this catalog. 
Please read and understand this catalog before purchasing the products.    Please consult your OMRON representative if you 
have any questions or comments.     
 
Warranties. 
(a) Exclusive Warranty

. Omron’s exclusive warranty is that the Products will be free from defects in materials and workmanship 

for a period of twelve months  from the date of sale by Omron (or such other period expressed in  writing  by  Omron).  Omron 
disclaims all other warranties, express or implied. 
(b)  Limitations.  OMRON  MAKES  NO  WARRANTY  OR  REPRESENTATION,  EXPRESS  OR  IMPLIED,  ABOUT 
NON-INFRINGEMENT,  MERCHANTABILITY  OR FITNESS FOR A  PARTICULAR PURPOSE OF  THE  PRODUCTS. BUYER 
ACKNOWLEDGES THAT IT ALONE HAS DETERMINED THAT THE 
PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE. 
Omron  further  disclaims  all  warranties  and  responsibility  of  any  type  for  claims  or  expenses  based  on  infringement  by  the 
Products  or  otherwise  of  any  intellectual  property  right.  (c)  Buyer  Re

medy.  Omron’s  sole  obligation  hereunder  shall  be,  at 

Omron’s  election,  to  (i)  replace  (in  the  form  originally  shipped  with  Buyer  responsible  for  labor  charges  for  removal  or 
replacement thereof) the non-complying Product, (ii) repair the non-complying Product, or (iii) repay or credit Buyer an amount 
equal to the purchase price of the non-complying Product; provided that in no event shall Omron be responsible for warranty, 
repair, indemnity or any other claims or expenses regarding the Products unless Omron

’s analysis confirms that the Products 

were  properly  handled,  stored,  installed  and  maintained  and  not  subject  to  contamination,  abuse,  misuse  or  inappropriate 
modification. Return of any Products by Buyer must be approved in writing by Omron before shipment. Omron Companies shall 
not  be  liable  for  the  suitability  or  unsuitability  or  the  results  from  the  use  of  Products  in  combination  with  any  electrical  or 
electronic  components,  circuits,  system  assemblies  or  any  other  materials  or  substances  or  environments.  Any  advice, 
recommendations or information given orally or in writing, are not to be construed as an amendment or addition to the above 
warranty. 
See 

http://www.omron.com/global/

    or contact your Omron representative for published information. 

 
Limitation on Liability; Etc. 
OMRON COMPANIES SHALL NOT BE LIABLE FOR SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, 
LOSS  OF  PROFITS  OR  PRODUCTION  OR  COMMERCIAL  LOSS  IN  ANY  WAY  CONNECTED  WITH  THE  PRODUCTS, 
WHETHER SUCH CLAIM IS BASED IN CONTRACT, WARRANTY, NEGLIGENCE OR STRICT LIABILITY. 
Further, in no event shall liability of Omron Companies exceed the individual price of the Product on which liability is asserted. 
 
Suitability of Use. 
Omron  Companies  shall  not  be  responsible  for  conformity  with  any  standards,  codes  or  regulations  which  apply  to  the 
combination of the Product in the Buyer’s application or use of the Product. At Buyer’s request, Omron will provide applicable 
third party certification documents identifying ratings and limitations of use which apply to the Product. This information by itself 
is  not  sufficient  for  a  complete  determination  of  the  suitability  of  the  Product  in  combination  with  the  end  product,  machine, 
system, or other application or use. Buyer shall be solely responsible for determining appropriateness of the particular Product 
with respect to Buyer’s application, product or system. Buyer shall take application responsibility in all cases.   
NEVER USE THE PRODUCT FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY OR IN LARGE 
QUANTITIES WITHOUT ENSURING THAT THE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, 
AND THAT THE OMRON PRODUCT(S) IS PROPERLY RATED AND INSTALLED FOR THE INTENDED USE WITHIN THE 
OVERALL EQUIPMENT OR SYSTEM. 
 
Programmable Products. 
Omron  Companies  shall  not  be  responsible  for  the  user’s  programming  of  a  programmable  Product,  or  any  consequence 
thereof. 
 
Performance Data. 
Data presented in Omron Company websites, catalogs and other materials is provided as a guide for the user in determining 
suitability and does not constitute a warranty. It may represent the result of Omron’s test conditions, and the user must correlate 
it to actual application requirements. Actual performance is subject to the Om

ron’s Warranty and Limitations of Liability. 

 
Change in Specifications. 
Product  specifications  and  accessories  may  be  changed  at  any  time  based  on  improvements  and  other  reasons.  It  is  our 
practice to change part numbers when published ratings or features are changed, or when significant construction changes are 
made. However, some specifications of the Product may be changed without any notice. When in doubt, special part numbers 
may be assigned to fix or establish key specifications for your application. 

Please consult with your Omron’s representative at 

any time to confirm actual specifications of purchased Product. 
 
Errors and Omissions. 
Information presented by Omron Companies has been checked and is believed to be accurate; however, no responsibility is 

assumed for clerical, typographical or proofreading errors or omissions.

 

 

 

 

2019.7 

In the interest of product improvement, specifications are subject to change without notice. 

OMRON Corporation 

Industrial Automation Company 

 

http://www.ia.omron.com/ 

(c)Copyright OMRON Corporation 2019 All Right Reserved. 

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Summary of Contents for H7E

Page 1: ...to UL CSA and CE marking Conforms to EN61010 1 pollution degree 2 overvoltage category III Conforms to EMC standards and EN61326 thus allowing use in residential commercial and light and heavy indust...

Page 2: ...ber before the service life expires 1 2 3 H7EC N 1 Count Input 2 Case Color 3 Display None No voltage input V PNP NPN universal DC voltage input FV AC DC multi voltage input None Light gray B Black No...

Page 3: ...ly voltage Backlight model 24 VDC 0 3 W max only for backlight No backlight model Not required powered by built in battery Not required powered by built in battery Count input High logic level 4 5 to...

Page 4: ...carrying termi nal and exposed non current carrying metal parts Noise immunity Square wave noise generated by noise simulator pulse width 100 ns 1 s 1 ns rise 600 V Between count input terminals Betwe...

Page 5: ...t Model Backlight 24 VDC Count input Reset input Count input Reset input PNP NPN Universal DC Voltage Input Model With Backlight 1 Contact Input Input by a Relay or Switch Contact 2 Solid state Input...

Page 6: ...Note Select input transistors according to the following Dielectric strength of the collector 50 V Leakage current 1 A Terminals 2 and 4 are internally connected Note Use Relays and Switches that hav...

Page 7: ...ct Switch Counting speed switch Key protect Front panel ON Terminal block Counting speed Front panel Terminal block For all models except for H7EC NFV If the counting speed setting is changed the pres...

Page 8: ...cutout insert the adapter from the back and push in the Counter while making the gap between the front panel and the cutout panel as small as possible Use screws to secure the Counter If waterproofin...

Page 9: ...e 999999 9h 3999d23 9h 1 999h59m59s 9999h59 9m None Light gray B Black None 7 segment LCD without backlight H 7 segment LCD with backlight Timer input Display Time range 999999 9h 3999d23 9h switchabl...

Page 10: ...3 Approved standard UL863 CSA C22 2 No 14 Lloyds Conforms to EN61010 1 IEC61010 1 pollution degree2 overvoltage category III Conforms to VDE0106 P100 Item H7ET NV H7ET NV H H7ET NFV H7ET N Supply volt...

Page 11: ...erated by noise simulator pulse width 100 ns 1 s 1 ns rise 600 V Between timer input terminals Between reset terminals 480 V Between the backlight power supply terminals for backlight models 1 5 kV Be...

Page 12: ...Voltage Input Model With Backlight 1 Contact Input Input by a Relay or Switch Contact Relay Input Reset Relay or Switch or Switch Input Reset 2 Solid state Input Backlight 24 VDC Open collector of a...

Page 13: ...e Use Relays and Switches that have high contact reliability because the current flowing from terminals 1 or 3 is as small as approx 10 A It is recommended that OMRON s G3TA IA ID be used as the SSR 2...

Page 14: ...The initial value after resetting is 000 00 0 days 00 0 hours After 023 9 0 days 23 9 hours the display will change to 100 0 1 days 00 0 hours LCD Examples for 0 0h to 3999d23 9h Range Setting see no...

Page 15: ...e gap between the front panel and the cutout panel as small as possible Use screws to secure the Counter If waterproofing is desired insert the waterproof packing When several Counters are installed e...

Page 16: ...its None Light gray B Black None 7 segment LCD without backlight H 7 segment LCD with backlight Count input Display Max revolutions displayed applicable encoder resolution 1000 s 1 1 pulse rev 1000 mi...

Page 17: ...roof packing Y92F 34 Flush Mounting Bracket revolution unit labels see note 5 Approved standard UL863 CSA C22 2 No 14 Lloyds Conforms to EN61010 1 IEC61010 1 Pollution degree2 overvoltage category III...

Page 18: ...ingle amplitude at 10 to 55 Hz for 2 hrs each in 3 directions Shock resistance Malfunction 200 m s2 3 times each in 6 directions Destruction 300 m s2 3 times each in 6 directions EMC EMI EN61326 1 See...

Page 19: ...rsal DC Voltage Input Models With Backlight Transistor Input Open collector of an NPN transistor Open collector of an PNP transistor Backlight 24 VDC Open collector of an NPN transistor Open collector...

Page 20: ...pulse rev min 1 or rpm 1 pulse rev s 1 or rps Counting Speed Switch Settings and Unit Label Application Model Not used Counting speed switch setting see note Max revolutions displayed Applicable encod...

Page 21: ...rews to secure the Counter If waterproofing is desired insert the waterproof packing When several Counters are installed ensure that the ambient temperature will not exceed specifications The appropri...

Page 22: ...ounting speed 1 kHz 30 Hz No voltage input 7 segment LCD H7EC NP H7EC NLP H7ET NP Connecting Socket 28 pin XR2A 2801 N Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Dow...

Page 23: ...se simulator pulse width 100 ns 1 s 1 ns rise 500 V Between count or timer input terminals Between reset terminals Static immunity 8 kV malfunction Vibration resistance Malfunction 0 15 mm single ampl...

Page 24: ...re an aluminum electrolyte capacitor can be used in place of a battery as shown below When a capacitor is used its backup time can be calculated by the following formula t C V1 V2 Ic Where t Backup ti...

Page 25: ...unter Reset Counting display values Full scale Count input Full scale Reset Timer input Timer display values Incrementing Operation Up Full scale 1 Incrementing Operation Up Internal clock timer value...

Page 26: ...Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloa...

Page 27: ...t Use mounting bracket supplied with the Counter Panel Cutout Y92F 75 Flush Mounting Adapter for 26 45 3 Rectangular Cutout Y92F 77B Flush Mounting Adapter for 24 8 48 8 Rectangular Cutout Color light...

Page 28: ...ed from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com...

Page 29: ...ts built in Battery If the H7E is connected to a device that has V and OUT terminals that are connected with a diode as shown in the circuit diagram the circuit indicated by the arrow 1 or 2 will be f...

Page 30: ...n with the H7ET Time Counter When the time range is not set to 0s to 999h59min59s The decimal point of the LCD blinks every other second while an input signal is being applied If the decimal point is...

Page 31: ...et when replacing the battery connect the new battery before disconnecting the old one Otherwise the voltage supplied to the counter circuit drops causing the present count value to reset When designi...

Page 32: ...SELV source in accordance with IEC61010 1 Annex H SELV separated extra low voltage source is a power supply having double or reinforced insula tion between the primary and the secondary circuit and ha...

Page 33: ...ing ratings and limitations of use which apply to the Product This information by itself is not sufficient for a complete determination of the suitability of the Product in combination with the end pr...

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