H7E[]-N Self-powered Totalizer/Specifications | OMRON Industrial Automation Bangladesh by kyoto Engineering & Automation.

Item	H7EC-NV-[] H7EC-NV-[]H	H7EC-NFV-[]	H7EC-N-[]
Operating mode	Up type
Mounting method	Flush mounting
External connections	Screw terminals, optional Wire-wrap Terminals *1
Reset	External/Manual reset
Number of digits	8
Count input	PNP/NPN universal DC voltage input	AC/DC multi-voltage input	No-voltage input
Display	7-segment LCD with or without backlight, zero suppression (character height: 8.6 mm) *2
Max. counting speed	30 Hz/1 kHz	20 Hz	30 Hz/1 kHz
Case color	Light gray or black (-B models)
Attachment	Waterproof packing, Y92F-34 Flush Mounting Bracket
Approved standard	UL863, CSA C22.2 No.14, Lloyds Conforms to EN61010-1/IEC61010-1 (Pollution degree2/overvoltage category III) Conforms to VDE0106/P100

*1. Separately ordered Wire-wrap Terminals (Y92S-37) are required.
*2. Only PNP/NPN universal DC voltage input models (-H models) have a backlight.

Item	H7EC-NV-[] H7EC-NV-[]H	H7EC-NFV-[]	H7EC-N-[]
Supply 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 30 VDC Low (logic) level: 0 to 2 VDC (Input impedance: Approx. 4.7 kΩ)	High (logic) level: 24 to 240 VAC/VDC, 50/60 Hz Low (logic) level: 0 to 2.4 VAC/VDC, 50/60 Hz	No voltage input Maximum short-circuit impedance: 10 kΩ max. Short-circuit residual voltage: 0.5 V max. Minimum open impedance: 750 kΩ min.
Reset input		No voltage input Maximum short-circuit impedance: 10 kΩ max. Short-circuit residual voltage: 0.5 V max. Minimum open impedance: 750 kΩ min.
Max. counting speed *	30 Hz or 1 KHz (Switchable with switch)	20 Hz	30 Hz or 1 KHz (Switchable with switch)
Minimum signal width	20 Hz: 25 ms 30 Hz: 16.7 ms 1 KHz: 0.5 ms
Reset system	External reset and manual reset: Minimum signal width of 20 ms
Terminal screw tightening torque	0.98 Nm max.
Ambient temperature	Operating: -10°C to 55°C (with no condensation or icing) Storage: -25°C to 65°C (with no condensation or icing)
Ambient humidity	Operating 25% to 85%

Note: ON/OFF ratio 1:1

Item	H7EC-NV-[] H7EC-NV-[]H	H7EC-NFV-[]	H7EC-N-[]
Insulation resistance	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts, and between the backlight power supply terminal and count input terminals/reset terminals for backlight models	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts and between count input terminals and reset terminals	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts
Dielectric strength	1,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts and between the backlight power supply terminal and count input terminals/reset terminals for backlight models	3,700 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts 2,200 VAC, 50/60 Hz for 1 min between reset terminals and exposed non-current-carrying metal parts and between count input terminals and reset terminals	1,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts
Impulse withstand voltage	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts 3 kV between input terminals and reset terminals	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts
Noise immunity	Square-wave noise generated by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise)
Noise immunity	±600 V (Between count input terminals/Between reset terminals) ±480 V (Between the backlight power supply terminals for backlight models)	±1.5 kV (Between count input terminals) ±500 V (Between reset terminals)	±500 V (Between count input terminals/Between reset terminals)
Static immunity	±8 kV (malfunction)
Vibration resistance	Malfunction: 0.15-mm single amplitude at 10 to 55 Hz for 10 min each in 3 directions Destruction: 0.375-mm single 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 note 1.) Emission Enclosure: EN55011 Group 1 class B (EMS) EN61326-1 (See note 1.) Immunity ESD: EN61000-4-2: 4 kV contact discharge (level 2) 8 kV air discharge (level 3) Immunity RF-interference from AM Radio Waves: EN61000-4-3: 10 V/m (80 MHz to 1 GHz) (level 3) Immunity RF-interference from Pulse-modulated Radio Waves: EN61000-4-3: 10 V/m (900 MHz ± 5 MHz) (level 3) Immunity Conducted Disturbance: EN61000-4-6: 10 V (0.15 to 80 MHz) (level 3) Immunity Burst: EN61000-4-4: 2 kV power line (level 3) 2 kV I/O signal line (level 4)
Degree of protection	Front panel: IP66, NEMA4 Terminal block: IP20
Weight (see note 2.)	No-backlight model: Approx. 60 g Backlight model: Approx. 65 g	Approx. 60 g	Approx. 60 g

Note: 1. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
2. Weight includes waterproof packing and flush mounting bracket.

Item	Value	Note
Battery life	7 years min. with continuous input at 25°C (lithium battery)	The battery life is calculated according to the conditions in the left column and therefore is not a guaranteed value. Use these value as reference for maintenance or replacement.

Item	H7ET-NV-[] H7ET-NV-[]H	H7ET-NFV-[]	H7ET-N-[]	H7ET-NV1-[] H7ET-NV1-[]H	H7ET-NFV1-[]	H7ET-N1-[]
Operating mode	Accumulating
Mounting method	Flush mounting
External connections	Screw terminals
Reset	External/Manual reset
Display	7-segment LCD with or without backlight, zero suppression (character height: 8.6 mm) *1
Number of digits	7
Time range	0.0h to 999999.9h ←→ 0.0h to 3999d23.9h (switchable with switch)			0s to 999h59min59s ←→ 0.0min to 9999h59.9min (switchable with switch)
Timer input	PNP/NPN universal DC voltage input	AC/DC multi- voltage input	No-voltage input *2	PNP/NPN universal DC voltage input	AC/DC multi- voltage input	No-voltage input
Case color	Light gray or black (-B models)
Attachment	Waterproof packing, Y92F-34 Flush Mounting Bracket, time unit labels *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

*1. Only PNP/NPN universal DC voltage input models (-H models) have a backlight.
*2. The frequency range for an AC voltage is 50 to 60 Hz.
*3. “-hours”, “-d-h”, “-h-m”, and “-h-m-s” labels are included.
*4. Zero suppression: Zeros are not displayed to increase readability. For example, "000008.2" is displayed as "8.2" if
zero suppression is set. If the range is set to 3999d23.9h, the value is "008.2".

Item	H7ET-NV[]-[] H7ET-NV[]-[]H	H7ET-NFV[]-[]	H7ET-N[]-[]
Supply voltage	Backlight model: 24 VDC (0.3 W max.) (for backlight) No-backlight model: Not required (powered by built-in battery)	Not required (powered by built-in battery)
Timer input	High (logic) level: 4.5 to 30 VDC Low (logic) level: 0 to 2 VDC (Input impedance: Approx. 4.7 kΩ)	High (logic) level: 24 to 240 VAC/VDC, 50/60 Hz Low (logic) level: 0 to 2.4 VAC/VDC, 50/60 Hz	No voltage input Maximum short-circuit impedance: 10 kΩ max. Short-circuit residual voltage: 0.5 V max. Minimum open impedance: 750 kΩ min.
Reset input		No voltage input Maximum short-circuit impedance: 10 kΩ max. Short-circuit residual voltage: 0.5 V max. Minimum open impedance: 750 kΩ min.
Minimum pulse width	1 s
Reset system	External reset and manual reset: Minimum signal width of 20 ms
Terminal screw tightening torque	0.98 Nm max.
Ambient temperature	Operating: -10°C to 55°C (with no condensation or icing) Storage: -25°C to 65°C (with no condensation or icing)
Ambient humidity	Operating: 25% to 85%

Item	H7ET-NV[]-[] H7ET-NV[]-H[]	H7ET-NFV[]-[]	H7ET-N[]-[]
Time accuracy	±100 ppm (25°C)
Insulation resistance	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts, and between the backlight power supply and timer input terminals/reset terminals for backlight models	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts and between timer input terminals and reset terminals	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts
Dielectric strength	1,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts and between the backlight power supply and timer input terminals/reset terminals for backlight models	3,700 VAC, 50/60 Hz for 1 min between timer input terminals and exposed noncurrent-carrying metal parts 2,200 VAC, 50/60 Hz for 1 min between reset terminals and exposed non-current-carrying metal parts and between timer input terminals and reset terminals	1,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts
Impulse withstand	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts 3 kV between timer input terminals and reset terminals	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts
Noise immunity	Square-wave noise generated by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise)
Noise immunity	±600 V (Between timer input terminals/Between reset terminals) ±480 V (Between the backlight power supply terminals for backlight models)	±1.5 kV (Between timer input terminals) ±500 V (Between reset terminals)	±500 V (Between timer input terminals/Between reset terminals)
Static immunity	±8 kV (malfunction)
Vibration resistance	Malfunction: 0.15-mm single amplitude at 10 to 55 Hz for 10 min each in 3 directions Destruction: 0.375-mm single 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 note 1.) Emission Enclosure: EN55011 Group 1 class B (EMS) EN61326-1 (See note 1.) Immunity ESD: EN61000-4-2: 4 kV contact discharge (level 2), 8 kV air discharge (level 3) Immunity RF-interference from AM Radio Waves: EN61000-4-3: 10 V/m (80 MHz to 1 GHz) (level 3) Immunity RF-interference from Pulse-modulated Radio Waves: EN61000-4-3: 10 V/m (900 MHz ± 5 MHz) (level 3) Immunity Conducted Disturbance: EN61000-4-6: 10 V (0.15 to 80 MHz) (level 3) Immunity Burst: EN61000-4-4: 2 kV power line (level 3), 2 kV I/O signal line (level 4)
Degree of protection	Front panel: IP66, NEMA4 with waterproof packing Terminal block: IP20
Weight (see note 2.)	No-backlight model: Approx. 60 g Backlight model: Approx. 65 g	Approx. 60 g	Approx. 60 g

Note: 1. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
2. Weight includes waterproof packing and flush mounting bracket.

Item	Value	Note
Battery life	10 years min. with continuous input at 25°C (lithium battery)	The battery life is calculated according to the conditions in the left column and therefore is not a guaranteed value. Use these value as reference for maintenance or replacement.

Item	H7ER-NV-[] H7ER-NV-[]H	H7ER-N-[]	H7ER-NV1-[] H7ER-NV1-[]H
Operating mode	Up type
Mounting method	Flush mounting
External connections	Screw terminals, Wire-wrap Terminals *3
Display	7-segment LCD with or without backlight, zero suppression (character height: 8.6 mm) *4
Number of digits	4		5
Count input	PNP/NPN universal DC voltage input	No-voltage input	PNP/NPN universal DC voltage input
Max. counting speed	1 kHz		10 kHz
Max. revolutions displayed 5 6	1,000 s^-1 (When encoder resolution of 1 pulse/rev is used.) 1,000 min^-1 (When encoder resolution of 60 pulse/rev is used.)		1,000.0 s^-1 (When encoder resolution of 10 pulse/ rev is used.) 1,000.0 min^-1 (When encoder resolution of 600 pulse/rev is used.) ←→ 10,000 min^-1 (When encoder resolution of 60 pulse/rev is used.) (Switchable with switch)
Attachment	Waterproof packing, Y92F-34 Flush Mounting Bracket, revolution unit labels *5
Approved standard	UL863, CSA C22.2 No.14, Lloyds Conforms to EN61010-1/IEC61010-1 (Pollution degree2/overvoltage category III) Conforms to VDE0106/P100

*1. Reset is not available.
*2. When there is no input, the display will be 0.0 or 0.
*3. Separately ordered Wire-wrap Terminals (Y92S-37) are required.
*4. Only PNP/NPN Universal DC voltage input models have a backlight.
*5. “rpm”, “rps”, “s^-1” and “min^-1” labels are included.
*6. "s^-1" in "1,000 s^-1" means the same thing as RPS. "min^-1" means the same thing as RPM.

Item	H7ER-NV[]-[] H7ER-NV[]-[]H	H7ER-N-[]
Supply voltage	Backlight model: 24 VDC (0.3 W max.) (for backlight lit) 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 30 VDC Low (logic) level: 0 to 2 VDC (Input impedance: Approx. 4.7 kΩ)	No voltage input Maximum short-circuit impedance: 10 kΩ max. Short-circuit residual voltage: 0.5 V max. Minimum open impedance: 750 kΩ min.
Max. counting speed	4-digit models: 1 kHz 5-digit models: 10 kHz	1 kHz
Minimum signal width	10 kHz: 0.05 ms 1 kHz: 0.5 ms *
Terminal screw tightening torque	0.98 Nm max.
Ambient temperature	Operating: -10°C to 55°C (with no condensation or icing) Storage: -25°C to 65°C (with no condensation or icing)
Ambient humidity	Operating: 25% to 85%

* 5-digit models :1 kHz/10 kHz switchable.

Item	H7ER-NV[]-[] H7ER-NV[]-[]H	H7ER-N-[]
Insulation resistance	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts, and between the backlight power supply and count input terminals/reset terminals for backlight models	100 MΩ min. (at 500 VDC) between current-carrying metal parts and exposed non-current-carrying metal parts
Dielectric strength	1,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts and between the backlight power supply and count input terminals/reset terminals for backlight models	1,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and exposed non-current-carrying metal parts
Impulse withstand voltage	4.5 kV between current-carrying terminal and exposed non-current-carrying metal parts
Noise immunity	Square-wave noise generated by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise)
Noise immunity	±600 V (Between count input terminals) ±480 V (Between the backlight power supply terminals for backlight models)	±500 V (Between count input terminals)
Static immunity	±8 kV (malfunction)
Vibration resistance	Malfunction: 0.15-mm single amplitude at 10 to 55 Hz for 10 min each in 3 directions Destruction: 0.375-mm single 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 note 1.) Emission Enclosure: EN55011 Group 1 class B (EMS) EN61326-1 (See note 1.) Immunity ESD: EN61000-4-2: 4 kV contact discharge (level 2), 8 kV air discharge (level 3) Immunity RF-interference from AM Radio Waves: EN61000-4-3: 10 V/m (80 MHz to 1 GHz) (level 3) Immunity RF-interference from Pulse-modulated Radio Waves: EN61000-4-3: 10 V/m (900 MHz ± 5 MHz) (level 3) Immunity Conducted Disturbance: EN61000-4-6: 10 V (0.15 to 80 MHz) (level 3) Immunity Burst: EN61000-4-4: 2 kV power line (level 3), 2 kV I/O signal line (level 4)
Degree of protection	Front panel: IP66, NEMA4 with waterproof packing Terminal block: IP20
Weight (see note 2.)	No-backlight model: Approx. 60 g Backlight model: Approx. 65 g

Note: 1. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
2. Weight includes waterproof packing and flush mounting bracket.

Item	Value	Note
Battery life	7 years min. with continuous input at 25°C (lithium battery)	The battery life is calculated according to the conditions in the left column and therefore is not a guaranteed value. Use these value as reference for maintenance or replacement.

Item	Total Counter		Time Counter
Item	H7EC-NP	H7EC-NLP	H7ET-NP
Operating mode	Up type
Mounting method	Direct mounting on PC Board or mounting on 28-pin socket
Reset	External reset, Power-OFF reset
Number of digits	8		7
Time range	---		0.0h to 999999.9h
Max. counting speed	1 kHz	30 Hz	---
Count/Timer input	No-voltage input
Display	7-segment LCD (character height: 8.6 mm)
Case color	Transparent
Approved standard	UL863, CSA C22.2 No.14

Reset input
Item	H7EC-NP H7EC-NLP	H7ET-NP
Supply voltage	3 VDC (2.7 to 3.3 VDC)
Count/Timer input	No voltage input Maximum short-circuit impedance: 10 kΩ max. Short-circuit residual voltage: 0.5 V max. Minimum open impedance: 750 kΩ min.
Max. counting speed *	1 kHz: Minimum signal width of 0.5 ms 30 Hz: Minimum signal width of 16.7 ms	---
Minimum signal input width	---	1 s
Reset system	External reset: Minimum signal width of 20 ms Power-OFF reset: Minimum power OFF time of 500 ms
Ambient temperature	Operating: -10°C to 55°C (with no condensation or icing) Storage: -25°C to 65°C (with no condensation or icing)
Ambient humidity	Operating: 25% to 85%

* ON/OFF ratio 1:1

Item	H7EC-NP H7EC-NLP	H7ET-NP
Time accuracy	---	±100 ppm (25°C)
Noise immunity	Square-wave noise generated by noise simulator (pulse width: 100 ns/1 μs, 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 amplitude at 10 to 55 Hz for 10 min each in 3 directions Destruction: 0.375-mm single 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 note 1.) Emission Enclosure: EN55011 Group 1 class B (EMS) EN61326-1 (See note 1.) Immunity ESD: EN61000-4-2: 4-kV contact discharge (level 2), 8-kV air discharge (level 3) Immunity RF-interference from AM Radio Waves: EN61000-4-3: 10 V/m (80 MHz to 1 GHz) (level 3) Immunity RF-interference from Pulse-modulated Radio Waves: EN61000-4-3: 10 V/m (900 MHz ± 5 MHz) (level 3) Immunity Conducted Disturbance (see note): EN61000-4-6: 10 V (0.15 to 80 MHz) (level 3) Immunity Burst (see note 2.): EN61000-4-4: 2-kV I/O signal line (level 4)
Weight	Approx. 20 g

Note: 1. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
2. The power supply terminals of the H7E[]-N[]P are considered as 3-VDC control terminals.

H7E[]-N

Compact Economical Totalizer with High Visibility Available with Backlit LCD Display

Total Counters "H7EC-N"

General

Ratings

Characteristics

Reference Value

Time Counters "H7ET-N"

General

Ratings

Characteristics

Reference Value

Tachometers "H7ER-N"

General

Ratings

Characteristics

Reference Value

PC Board-use Counters "H7E[]-N[]P"

General

Ratings

Characteristics

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