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參數(shù)資料
| 型號： | H7ET-NV |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | Self-powered Time Counter |
| 中文描述： | 自供電時間計數(shù)器 |
| 文件頁數(shù)： | 2/7頁 |
| 文件大小： | 449K |
| 代理商： | H7ET-NV |
C-18
Self-powered Time Counter
H7ET
Specifications
I
General
Note: 1.
Only PNP/NPN universal DC voltage input models (-H models) have a backlight.
2.
“
-hours
”
,
“
-d-h
”
,
“
-h-m
”
, and
“
-h-m-s
”
labels are included.
I
Ratings
Item
H7ET-NV-
@
H7ET-NV-
@
H
Accumulating
Flush mounting
Screw terminals
External/Manual reset
7-segment LCD with or without backlight, zero suppression (character height: 8.6 mm) (see note 1)
7
0.0h to 999999.9h
←→
0.0h to 3999d23.9h
(switchable with switch)
PNP/NPN univer-
sal DC voltage in-
put
Light gray or black (-B models)
Waterproof packing, flush mounting bracket, time unit labels (see note 2)
UL863, CSA C22.2 No.14, Lloyds
Conforms to EN61010-1/IEC61010-1 (pollution degree2/overvoltage category
III
)
Conforms to VDE0106/P100
H7ET-NFV-
@
H7ET-N-
@
H7ET-NV1-
@
H7ET-NV1-
@
H
H7ET-NFV1-
@
H7ET-N1-
@
Operating mode
Mounting method
External connections
Reset
Display
Number of digits
Time range
0s to 999h59min59s
←→
0.0min to 9999h59.9min
(switchable with switch)
PNP/NPN univer-
sal DC voltage in-
put
Timer input
AC/DC multi-volt-
age input
No-voltage input
AC/DC multi-volt-
age input
No-voltage input
Case color
Attachment
Approved standard
Item
H7ET-NV
@
-
@
H7ET-NV
@
-
@
H
H7ET-NFV
@
-
@
H7ET-N
@
-
@
Supply voltage
Backlight model: 24 VDC (0.3 W max.)
(for backlight)
No-backlight model: Not required (pow-
ered by built-in battery)
High (logic) level: 4.5 to 30 VDC
Low (logic) level: 0 to 2 VDC
(Input impedance: Approx. 4.7 k
)
Not required (powered by built-in battery)
Timer 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 k
max.
Short-circuit residual voltage: 0.5 V max.
Minimum open impedance: 750 k
min.
No voltage input
Maximum short-circuit impedance:
10 k
max.
Short-circuit residual voltage: 0.5 V max.
Minimum open impedance: 750 k
min.
Reset input
Minimum pulse
width
Reset system
Terminal screw
tightening torque
Ambient tempera-
ture
Ambient humidity
1 s
External reset and manual reset: Minimum signal width of 20 ms
0.98 N
·
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%
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| H7ET-NV-B | Self-powered Time Counter |
| H7ET-NV-BH | Self-powered Time Counter |
| H7ET-NV-H | Self-powered Time Counter |
| H7ET-NV1 | Self-powered Time Counter |
| H7ET-NV1-B | Self-powered Time Counter |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| H7ETNV1 | 制造商:OMRON AUTOMATION AND SAFETY 功能描述:TIME COUNTER LCD PNP/NPN-DC-INPT 制造商:OMRON INDUSTRIAL AUTOMATION 功能描述:Self-Powered Totalizer |
| H7ET-NV1 | 功能描述:計時器 Time Totalizer LCD VDC 0 - 999h59m59s RoHS:否 制造商:Omron Industrial 定時范圍:0.05 s to 30 hr 電源電壓:100 VAC to 240 VAC 系列: |
| H7ETNV1B | 制造商:Omron Electronic Components LLC 功能描述:Self-Powered Time Counter, Subminiature Time Counters With Enhanced Appearance And Features 制造商:OMRON INDUSTRIAL AUTOMATION 功能描述:Self-Powered Time Counter, Subminiature Time Counters With Enhanced Appearance And Features |
| H7ET-NV1-B | 功能描述:計時器 SELF-PWRD TIMER CNTR RoHS:否 制造商:Omron Industrial 定時范圍:0.05 s to 30 hr 電源電壓:100 VAC to 240 VAC 系列: |
| H7ETNV1BH | 制造商:OMRON AUTOMATION AND SAFETY 功能描述:COUNTER TIME 999HRS DC IN W/BCKL 制造商:OMRON INDUSTRIAL AUTOMATION 功能描述:Self-Powered Time Counter |
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