Self-powered Totalizer
New H7E
CSM_H7E_-N_DS_E_9_2
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 New H7E Series
New H7E
New H7EC
New H7ET
New H7ER
New H7E@-N@P
Total Counter
•
8-digit
Time Counter
•
999999.9h/
3999d23.9h
•
999h59min59s/
9999h59.9min
Tachometer
•
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
PCB-mounting Counter
•
Total Counter (8-digit)
•
Time Counter (999999.9h)
Self-powered Totalizers
Contents
H7EC.....................................................................................................................
H7ET .....................................................................................................................
H7ER.....................................................................................................................
H7E@-N@P ...........................................................................................................
Accessories ...........................................................................................................
Precautions ...........................................................................................................
2
9
16
22
27
29
Common to All Totalizers
1
Self-powered Total Counter
New H7EC
• Eight-digits, counting range 0 to 99999999.
• Dual input speed: 30 Hz
←→
1 kHz (except for AC/DC multi-
voltage input models)
For the most recent information on models that have been certified for
safety standards, refer to your OMRON website.
Model Number Structure
■
Model Number Legend
Note:
Some configurations are not available.
H7EC - N
1
-
2
3
1. Count Input
None: No-voltage input
V:
PNP/NPN universal DC voltage input
FV:
AC/DC multi-voltage input
2. Case Color
None: Light gray
B:
Black
3. Display
None: 7-segment LCD without backlight
H:
7-segment LCD with backlight
Note:
Estimates can be provided for coatings and other specifications that are not given in the datasheet. Ask your OMRON representative for details.
Ordering Information
■
Total Counters
Count input
PNP/NPN universal DC
voltage input
(4.5 to 30 VDC)
Max. counting speed
30 Hz
←→
1 kHz
(switchable)
Display
Light-gray body
7-segment LCD with
backlight
7-segment LCD
7-segment LCD
7-segment LCD
H7EC-NV-H
H7EC-NV
H7EC-NFV
H7EC-N
Model
Black body
H7EC-NV-BH
H7EC-NV-B
H7EC-NFV-B
H7EC-N-B
AC/DC multi-voltage input 20 Hz
(24 to 240 VAC/VDC)
No-voltage
30 Hz
←→
1 kHz
(switchable)
■
Accessories (Order Separately)
Name
Compact Flush Mounting Bracket
Flush Mounting Bracket (See note 1)
Wire-wrap Terminal (set of two Terminals)
Lithium Battery (See note 2)
Waterproof Packing (See note 1)
Y92F-35
Y92F-34
Y92S-37
Y92S-36
Y92S-32
Model
Note: 1.
Provided with H7EC. (Order additional Brackets separately as required.)
2.
Built into H7EC. Order replacements using the above model number before the service life expires.
2
New H7EC
Specifications
■
General
Item
Operating mode
Mounting method
External connections
Reset
Number of digits
Count input
Display
Max. counting speed
Case color
Attachment
Approved standard
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
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
20 Hz
No-voltage input
H7EC-NV-@
H7EC-NV-@H
H7EC-NFV-@
H7EC-N-@
7-segment LCD with or without backlight, zero suppression (character height: 8.6 mm) (see note 2)
30 Hz/1 kHz
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
H7EC-NV-@
H7EC-NV-@H
Backlight model: 24 VDC (0.3 W max.)
(only for backlight)
No-backlight model: 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)
H7EC-NFV-@
Not required (powered by built-in battery)
H7EC-N-@
Count input
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 (see note)
Minimum signal
width
Reset system
Terminal screw
tightening torque
30 Hz or 1 KHz
(Switchable with switch)
20 Hz: 25 ms
30 Hz: 16.7 ms
1 KHz: 0.5 ms
20 Hz
30 Hz or 1 KHz
(Switchable with switch)
External reset and manual reset: Minimum signal width of 20 ms
0.98 N·m max.
Ambient tempera-
Operating: –10°C to 55°C (with no condensation or icing)
ture
Storage: –25°C to 65°C (with no condensation or icing)
Ambient humidity
Operating 25% to 85%
Note:
ON/OFF ratio 1:1
3
New H7EC
■
Characteristics
Item
H7EC-NV-@
H7EC-NV-@H
H7EC-NFV-@
H7EC-N-@
Insulation resistance
100 MΩ min. (at 500 VDC) between
current-carrying metal parts and ex-
posed non-current-carrying metal
parts, and between the backlight power
supply terminal and count input termi-
nals/reset terminals for backlight mod-
els
Dielectric strength
1,000 VAC, 50/60 Hz for 1 min between
current-carrying metal parts and ex-
posed non-current-carrying metal parts
and between the backlight power sup-
ply terminal and count input terminals/
reset terminals for backlight models
100 MΩ min. (at 500 VDC) between
100 MΩ min. (at 500 VDC) between
current-carrying metal parts and ex-
current-carrying metal parts and ex-
posed non-current-carrying metal parts posed non-current-carrying metal parts
and between count input terminals and
reset terminals
3,700 VAC, 50/60 Hz for 1 min between 1,000 VAC, 50/60 Hz for 1 min between
current-carrying metal parts and ex-
current-carrying metal parts and ex-
posed non-current-carrying metal parts posed non-current-carrying metal parts
2,200 VAC, 50/60 Hz for 1 min between
reset terminals and exposed non-cur-
rent-carrying metal parts and between
count input terminals and reset termi-
nals
Impulse withstand
voltage
4.5 kV between current-carrying termi- 4.5 kV between current-carrying termi- 4.5 kV between current-carrying termi-
nal and exposed non-current-carrying nal and exposed non-current-carrying nal and exposed non-current-carrying
metal parts
metal parts
metal parts
3 kV between input terminals and reset
terminals
Square-wave noise generated by noise simulator (pulse width: 100 ns/1
μs,
1-ns rise)
±600
V (Between count input terminals/
±1.5
kV (Between count input termi-
Between reset terminals)
nals)
±480
V (Between the backlight power
±500
V (Between reset terminals)
supply terminals for backlight models)
±500
V (Between count input terminals/
Between reset terminals)
Noise immunity
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
EMC
Malfunction: 200 m/s
2
3 times each in 6 directions
Destruction: 300 m/s
2
3 times each in 6 directions
EN61326-1 (See note 1.)
EN55011 Group 1 class B
EN61326-1 (See note 1.)
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)
(EMI)
Emission Enclosure:
(EMS)
Immunity ESD:
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.
■
Reference Value
Item
Battery life
Value
Note
7 years min. with continuous input at 25°C The battery life is calculated according to the conditions in the left column and
(lithium battery)
therefore is not a guaranteed value. Use these value as reference for mainte-
nance or replacement.
4
New H7EC
Connections
■
Terminal Arrangement
Bottom view: View of the Total Counter rotated horizontally 180°
Backlight Model
No-backlight Model
Backlight
24 VDC
Count
input
Reset
input
Count
input
Reset
input
■
Connections
H7EC Total Counter
PNP/NPN Universal DC Voltage Input Model With Backlight
1. Contact Input (Input by a Relay or Switch Contact)
Relay
Backlight
24 VDC
Input
Input
Reset
Relay
2. Solid-state Input
Open collector of a
PNP transistor
Backlight
24 VDC
Reset
Open collector of a
PNP transistor
or Switch
or Switch
or Open collector of an
NPN transistor
or Open collector of an
NPN transistor
Note: 1.
Terminals 2 and 4 (input circuit and reset circuit) are func-
tionally isolated.
2.
Select input transistors according to the following:
Dielectric strength of the collector
≥
50 V
Leakage current < 100
µA
5
