Self-Powered Counters

H7EC

Subminiature Count Totalizers

Require No External Power Supply

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Subminiature 48 x 24 mm (1.89 x .94 in)

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Improved noise immunity

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Screw terminal and wire-wrap types

available

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AC, DC, and no-voltage input

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Printed circuit board version (H7Eu-P)

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Panel adapters for existing cutouts

(order separately from accessories)

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Self-powered, 3 V lithium battery

Operating mode

UP type

Display

LCD digital, 5.1 mm (0.2 in) high

Reset system

External (electrical) reset

External/Manual reset

Number of digits

7

6

AC/DC

DC voltage input

No-voltage

DC voltage input

No-voltage

Count input

voltage

contact input

contact input

input

Max. counting speed* 20 cps

1 kcps

30 cps

1 kcps

30 cps

1 kcps

30 cps

1 kcps

30 cps

Terminals Wire-wrap

—

H7EC-V

H7EC-VL

H7EC

H7EC-L

H7EC-VM

H7EC-VLM

H7EC-M

H7EC-LM

Screw

H7EC-FBV H7EC-BV H7EC-BVL H7EC-B H7EC-BL H7EC-BVM H7EC-BVLM H7EC-BM

H7EC-BLM

Ordering Information

.

s COUNT TOTALIZERS

* For details about matching the counting speed with the appropriate input device, see "Selecting the H7EC Totalizing Counter," located

in Operation section.

Description

Part number

Fits 26 x 45 mm (1.02 x 1.77 in.) rectangular cutout

Y92F-75

Panel adapters

Fits 27.5 x 52.5 mm (1.1 x 2.07 in.) rectangular cutout

Y92F-76

Fits 24.8 x 48.8 mm (0.98 x 1.92 in.) rectangular cutout

Y92F-77

s ACCESSORIES