H7EC-N 반도체 회로 부품 판매점
Self Powered Total Counter
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 Omron |
www.DataSheet4U.com
Self-powered Total Counter
Eight-digits, counting range 0 to 99999999.
Dual input speed: 30 Hz ←→ 1 kHz (except for
AC/DC multi-voltage input models)
New H7EC
Ordering Information
Total Counters
Count input
Max. counting speed
Display
PNP/NPN universal
DC voltage input
30 Hz ←→ 1 kHz
(switchable)
AC/DC multi-voltage
input
No-voltage
20 Hz
30 Hz ←→ 1 kHz
(switchable)
Model Number Legend
H7EC - N -
1 23
7-segment LCD with
backlight
7-segment LCD
7-segment LCD
7-segment LCD
Light-gray body
H7EC-NV-H
Model
Black body
H7EC-NV-BH
H7EC-NV
H7EC-NFV
H7EC-NV-B
H7EC-NFV-B
H7EC-N
H7EC-N-B
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
Accessories (Order Separately)
Lithium Battery
Wire-wrap Terminal (set of two Terminals)
Flush Mounting Adapter
Y92S-36
Y92S-37
26 mm 45 mm
24.8 mm 48.8 mm
Y92F-75
Y92F-77B
5
New H7EC
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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
H7EC-NV-j
H7EC-NV-jH
H7EC-NFV-j
H7EC-N-j
Up type
Flush mounting
Screw terminals, optional Wire-wrap Terminals (see note 1)
External/Manual reset
8
PNP/NPN universal DC voltage AC/DC multi-voltage input
input
No-voltage input
7-segment LCD with or without backlight (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, flush mounting bracket
UL508, 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
H7EC-NV-j
H7EC-NV-jH
H7EC-NFV-j
H7EC-N-j
Supply voltage
Count input
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)
Reset input
Max. counting 30 Hz or 1 KHz
speed (see note) (Switchable with switch)
Not required (powered by built-in battery)
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.
20 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.
30 Hz or 1 KHz
(Switchable with switch)
Minimum signal
width
Reset system
Terminal screw
tightening
torque
Ambient
temperature
Ambient
humidity
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 S 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
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