H7ET-NFV1 Omron, H7ET-NFV1 Datasheet - Page 2

• Manufacturer Part Number: H7ET-NFV1
• Description: TIME COUNTER LCD AC/DC-INPUT
• Manufacturer: Omron
• Series: H7ETr

Specifications of H7ET-NFV1

• Operating Mode: Accumulative
• Output Type: None
• Voltage - Supply: None Required (Battery Included)
• Termination Style: Screw Terminal
• Display Type: LCD Non-Backlit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: H7ETNFV1

H7ET
Specifications
J GENERAL
Note:
J RATINGS
Item
Operating mode
Mounting method
External connections
Reset
Display
Number of digits
Time range
Count input
Case color
Attachment
Approved standard
Item
Supply voltage
Count input
Reset input
Minimum pulse width
Reset system
Terminal screw
tightening torque
Ambient temperature
Ambient humidity
1. Only PNP/NPN universal DC voltage input models (-H models) are available with a backlight.
2. “-hours,” “-d-h,” “-h-m,” and “-h-m-s” labels are included.
3. Wire-wrap terminals (Y92S- -37) can be ordered separately.
H7ET-NVj-B, H7ET-NVj-BH
Backlight model: 24 VDC (for
backlight)
No-backlight model: Not required
(powered by battery)
High (logic) level: 4.5 to 30 VDC
Low (logic) level: 0 to 2 VDC
(Input impedance: Approx. 4.7 kΩ)
1 s
External reset and manual reset: minimum signal width of 20 ms
0.98 N S m max.
Operating: - -10°C to 55°C (14°F to 131°F) with no condensation or icing
Storage: - -25°C to 65°C (- -13°F to 149°F) with no condensation or icing
Operating: 25% to 85%
H7ET-NV-B
H7ET-NV-BH
UP type
Panel mounting
Screw terminals, optional wire-wrap terminals (See Note 3.)
External/Manual reset
7-segment LCD with or without backlight (character height: 8.6 mm) (See Note 1.)
7
0.0h to 999999.9h or 0.0h to 3999d23.9h (switchable
with switch)
PNP/NPN
universal DC
voltage input
Black
Waterproof gasket, panel-mounting bracket, time unit labels (See Note 2.)
UL508, CSA C22.2 No.14, Lloyds
Conforms to EN61010-1/IEC61010-1 (pollution degree2/overvoltage category III)
Conforms to VDE0106/P100
H7ET-NFV-B
AC/DC
multi-voltage
input
H7ET-NFVj-B
Not required (powered by 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.
H7ET-N-B
No-voltage
input
2
H7ET-NV1-B
H7ET-NV1-BH
0s to 999h59m59s or 0.0m to 9999h59.9m
(switchable with switch)
PNP/NPN
universal DC
voltage input
H7ET-NFV1-B
AC/DC
multi-voltage
input
H7ET-Nj-B
No voltage input
Maximum short-circuit impedance:
10 kΩ max.
Short-circuit residual voltage: 0.5 V
max.
Minimum open impedance: 750 kΩ
min.
H7ET-N1-B
No-voltage
input
g
H7ET