H7EC-NV-H Omron, H7EC-NV-H Datasheet - Page 25
![COUNT TOTALIZR 7SEG LCD BACKLGHT](/photos/21/41/214124/326274106-40_sml.jpg)
H7EC-NV-H
Manufacturer Part Number
H7EC-NV-H
Description
COUNT TOTALIZR 7SEG LCD BACKLGHT
Manufacturer
Omron
Series
H7ECr
Specifications of H7EC-NV-H
Count Rate
30Hz or 1kHz Selectable
Number Of Digits/alpha
8
Input Type
Transistor
Voltage - Supply
None Required (Battery Included)
Display Type
LCD Backlit
No. Of Digits / Alpha
8
Digit Height
8.6mm
Power Consumption
300mW
Operating Temperature Range
-10°C To +55°C
Svhc
No SVHC (15-Dec-2010)
Count Speed Max
1kHz
External Depth
48.5mm
Display Scan Rate Max
1kHz
Display Scan Rate Min
30Hz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
H7ECNVH
Input Connections
Input Connection Contact Input
When the H7EC-NP is used, relay chattering may be counted. Use
the H7EC-NLP, one of the low-speed input models.
Operation
■ Operating Modes
H7EC Total Counter
Incrementing Operation
(Up)
Counting display values
Relay
Count input
Reset
Or
Reset input
H7E@-N@P
(Full-scale
−1)
Count/Timer input
Full-scale
Or
Relay
H7ET Time Counter
Incrementing Operation
(Up)
Solid State Input
Use a transistor for input that satisfies the following conditions:
Use a diode (D) having a forward voltage as small as possible (0.1 V
max. at I
TTL or C-MOS IC Input
Open-collector Transistor Input
TTL or C-MOS IC
Timer display values
Collector breakdown voltage ≥ 50 V
Leakage current < 1 µA
Reset input
Internal clock
timer value
F
Timer input
of 20 µA).
Reset
H7E@-N@P
Reset input
Count/Timer input
H7E@-N@P
Count/Timer input
(Full-scale
−0.1
Full-scale
H7E@-N@P
TTL or C-MOS IC
25