H7E(2013) データシートの表示（PDF） - OMRON Corporation

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H7E
(Rev.:2013)

Self-powered Totalizer

OMRON Corporation 

Specifications

New H7EC

■ General

Item

Operating mode

Mounting method

External connections

Reset

Number of digits

Count input

Display

Max. counting speed

Case color

Attachment

Approved standard

H7EC-NV-@

H7EC-NV-@H

H7EC-NFV-@

H7EC-N-@

Up type

Flush mounting

Screw terminals, optional Wire-wrap Terminals (see note 1)

External/Manual reset

8

PNP/NPN universal DC voltage in- AC/DC multi-voltage input

put

No-voltage input

7-segment LCD with or without backlight, zero suppression (character height: 8.6 mm) (see note 2)

30 Hz/1 kHz

20 Hz

30 Hz/1 kHz

Light gray or black (-B models)

Waterproof packing, Y92F-34 Flush Mounting Bracket

UL863, CSA C22.2 No.14, Lloyds

Conforms to EN61010-1/IEC61010-1 (Pollution degree2/overvoltage category III)

Conforms to VDE0106/P100

Note: 1. Separately ordered Wire-wrap Terminals (Y92S-37) are required.

2. Only PNP/NPN universal DC voltage input models (-H models) have a backlight.

■ Ratings

Item

Supply voltage

Count input

Reset input

Max. counting

speed (see note)

Minimum signal

width

Reset system

Terminal screw

tightening torque

Ambient tempera-

ture

Ambient humidity

H7EC-NV-@

H7EC-NV-@H

H7EC-NFV-@

H7EC-N-@

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)

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, No voltage input

50/60 Hz

Maximum short-circuit impedance:

Low (logic) level: 0 to 2.4 VAC/VDC, 50/ 10 kΩ max.

60 Hz

Short-circuit residual voltage: 0.5 V max.

No voltage input

Minimum open impedance: 750 kΩ min.

Maximum short-circuit impedance:

10 kΩ max.

Short-circuit residual voltage: 0.5 V max.

Minimum open impedance: 750 kΩ min.

30 Hz or 1 KHz

(Switchable with switch)

20 Hz

30 Hz or 1 KHz

(Switchable with switch)

20 Hz: 25 ms

30 Hz: 16.7 ms

1 KHz: 0.5 ms

External reset and manual reset: Minimum signal width of 20 ms

0.98 N·m max.

Operating: –10°C to 55°C (with no condensation or icing)

Storage: –25°C to 65°C (with no condensation or icing)

Operating 25% to 85%

Note: ON/OFF ratio 1:1

3

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