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參數(shù)資料
| 型號： | H7EC-VL |
| 廠商： | Omron Electronics LLC |
| 元件分類： | 通用總線功能 |
| 英文描述： | Self-Powered Counters Subminiature Count Totalizers Require No External Power Supply |
| 中文描述： | 自供電微型計(jì)數(shù)器計(jì)數(shù)累加器無需外部電源供應(yīng)器 |
| 文件頁數(shù)： | 2/5頁 |
| 文件大小： | 151K |
| 代理商： | H7EC-VL |
H7EC
H7EC
2
Supply voltage
Not required (powered by built-in battery)
AC/DC voltage input:
24 to 240 VAC
±
10%, 50/60 Hz, or
6 to 240 VDC
±
10% at "High" (logic) level
0 to 1.5 VAC
±
10%, 50/60 Hz, or
0 to 2 VDC
±
10% at "Low" (logic) level
DC voltage input: 4.5 to 30 VDC at "High" (logic) level
0 to 2 VDC at "Low" (logic) level
No-voltage input:
Maximum short-circuit impedance: 10 k
max.
Short-circuit residual voltage: 0.5 V max.
Minimum open impedance: 500 k
min.
1 kcps: Minimum signal width 0.5 ms
30 cps: Minimum signal width 16.7 ms
20 cps: Minimum signal width 25 ms
External and manual reset types (6-digit models): 20 ms reset signal
External reset types (7-digit models): 20 ms reset signal
Input
Maximum counting
speed*
Reset time
* ON/OFF ratio 1:1
I
RATINGS
Specifications
Timing Chart
Insulation resistance
Dielectric strength
100 M
min. at 500 VDC
1,000 VAC 50/60 Hz for 1 minute between current-carrying terminals and exposed
non-current-carrying metal parts
Mechanical durability: 10 to 55 Hz; 0.75 mm (0.03 in) double amplitude
Malfunction durability: 10 to 55 Hz; 0.3 mm (0.02 in) double amplitude
Mechanical durability: Approx. 30 G
Malfunction durability: Approx. 10 G
Operating: -10
°
to 55
°
C (14
°
to 131
°
F)
Storage: -25
°
to 65
°
C (-13
°
to 149
°
F)
Operating: 35 to 85% RH
30 cps type: 7 years min. of continuous input
1 kcps and 20 cps types: 6 years min. of continuous input
AC/DC voltage input type: Approx. 90 g (3.18 oz)
DC voltage and No-voltage input types: Approx. 60 g (2.12 oz)
(including mounting bracket)
Vibration
Shock
Ambient temperature
Humidity
Battery life
Weight
I
CHARACTERISTICS
Approved by the following standards
UL
CSA
CE (EMC)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| H7EC-VLM | Self-Powered Counters Subminiature Count Totalizers Require No External Power Supply |
| H7EC-VM | Self-Powered Counters Subminiature Count Totalizers Require No External Power Supply |
| H7EC-BVL | Self-Powered Counters Subminiature Count Totalizers Require No External Power Supply |
| H7ET | Self-powered Time Counter |
| H7ET-N | Self-powered Time Counter |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| H7EC-VLM | 制造商:OMRON 制造商全稱:Omron Electronics LLC 功能描述:Self-Powered Counters Subminiature Count Totalizers Require No External Power Supply |
| H7EC-VM | 制造商:OMRON 制造商全稱:Omron Electronics LLC 功能描述:Self-Powered Counters Subminiature Count Totalizers Require No External Power Supply |
| H7ER-BV | 制造商:Omron Corporation 功能描述:REPLACED BY H7ER-NV-B |
| H7ERN | 制造商:OMRON INDUSTRIAL AUTOMATION 功能描述:TACHOMETER LCD |
| H7ER-N | 功能描述:計(jì)數(shù)器和轉(zhuǎn)速計(jì) Tachometer LCD RoHS:否 制造商:Honeywell 顯示器類型: 準(zhǔn)確性:0.5 系列:SNDJ-CNT |
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