Omron H7EC User Manual

Self-powered Totalizer
H7E
C-7
Counters
Self-powered Totalizer
H7E
Compact Economical Totalizer with High Visibility
Available with Backlit LCD Display
• Large display with 8.6-mm character height.
• Includes new models with backlight for improved visibility in dimly lit places. (Requires 24-VDC power supply.)
• Black and light-gray cases now available.
• PNP/NPN universal DC voltage input types now available.
• Battery is replaceable for Totalizer reuse and conservation of the environment.
• Key-protect switch to prevent faulty reset key operation.
• Dual operation mode.
• Front face compatible with NEMA4/IP66.
• Short body, all models have a depth of 48.5 mm.
• Finger protection terminal block conforms to VDE0106 Part100.
• Conforms 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-industry environ-
ments.
• Six-language instruction manual provided.
• PCB-mounting models available. (Requires 3-V power supply.)
■
Broad Line-up of the H7E Series
Contents
Self-powered Totalizers
H7EC..................................................................................................................... C-9
H7ET ..................................................................................................................... C-17
H7ER..................................................................................................................... C-25
H7E
@
-N
@
P ........................................................................................................... C-31
Common to All Totalizers
Accessories........................................................................................................... C-37
Precautions ........................................................................................................... C-39
RC
H7E
Total Counter
• 8-digit
Time Counter Tachometer
H7EC H7ET H7ER H7E@-N@P
PCB-mounting Counter
• Total Counter (8-digit)
• Time Counter (999999.9h)
• 999999.9h/
3999d23.9h
• 999h59min59s/
9999h59.9min
• 1,000 s
-1
with
1 pulse/rev. encoder
• 1,000.0 s
-1
with
10 pulse/rev. encoder
• 1,000 min
-1
with
60 pulse/rev. encoder
• 10,000 min
-1
with
60 pulse/rev. encoder
• 1,000.0 min
-1
with
600 pulse/rev. encoder

Omron H7EC Specifications

General

Model	H7EC
Display Type	LCD
Digits	8
Digit Height	8.6 mm
Operating Temperature	-10 to 55°C
Weight	Approx. 50 g
Power Supply	Battery
Mounting	Panel Mount
Input Type	Contact
Reset Method	Manual
Dimensions	48 x 24 x 45 mm
Counting Speed	30 Hz

Summary

Self-powered Totalizer H7E

Broad Line-up of the H7E Series

Overview of the H7E product range, including different models.

H7EC Total Counter

Model Number Structure

Explanation of H7EC model codes and configurations.

Specifications

Technical specifications including general and ratings.

Connections

Terminal arrangements and wiring diagrams for H7EC.

Operation

Operating modes and nomenclature for H7EC.

H7ET Time Counter

Model Number Structure

Explanation of H7ET model codes and configurations.

Specifications

Technical specifications including general and ratings.

Connections

Terminal arrangements and wiring diagrams for H7ET.

Operation

Operating modes and nomenclature for H7ET.

H7ER Tachometer

Model Number Structure

Explanation of H7ER model codes and configurations.

Specifications

Technical specifications including general and ratings.

Connections

Terminal arrangements and wiring diagrams for H7ER.

Operation

Operating modes and nomenclature for H7ER.

H7E@-N@P PCB-mounting Counters

Model Number Structure

Explanation of H7E@-N@P model codes and configurations.

Specifications

Technical specifications including general, ratings, and characteristics.

Connections

Terminal arrangements and wiring diagrams for H7E@-N@P.

Accessories (Common)

New H7E (Except for PCB-mounting Counter)

Accessories specific to the New H7E series, excluding PCB models.

Precautions (Common)

Other Precautions

General warnings regarding environment and product use.

Application Precautions

Guidance on using the product in specific application scenarios.

H7GP/H7HP Total Counter/Time Counter Series

H7GP (DIN 48 x 24)

Introduction and details for the H7GP model.

Specifications

Technical specifications including ratings.

Connections

Terminal arrangements and wiring diagrams for H7GP.

Operation

DIP switch settings and operating modes for H7GP.

H7HP (DIN 72 x 36)

Introduction and details for the H7HP model.

Specifications

Technical specifications including ratings.

Connections (Common)

Common input/output connections for H7GP/H7HP.

H8GN Preset Counter/Timer

Model Number Structure

Explanation of H8GN model codes and configurations.

Specifications

Technical specifications including ratings.

Connections

Block diagram, I/O functions, terminal arrangements, and wiring for H8GN.

Operation

Guides for initial setup and basic operations of H8GN.

Troubleshooting

Error codes and countermeasures for H8GN.

Multifunction Preset Counter H7CX

Model Number Structure

Explanation of H7CX model codes and configurations.

Specifications

Technical specifications including ratings.

Connections

Block diagram and I/O functions for H7CX.

Operation

Guides for setting procedure and operations for H7CX.

Troubleshooting

Error codes and countermeasures for H7CX.

Up/Down Counting Meter K3NC

Model Number Structure

Explanation of K3NC model codes and configurations.

Specifications

Technical specifications including ratings.

Connections

Terminal arrangements and input/output unit diagrams for K3NC.

Operation

Main functions and BCD output timing for K3NC.

Precautions

Safety, usage, and operating environment precautions for K3NC.

Operating Procedures

Guides for operation modes and setting procedures for K3NC.

Troubleshooting

Error codes and countermeasures for K3NC.