H7EC-NFV Omron, H7EC-NFV Datasheet - Page 2

• Manufacturer Part Number: H7EC-NFV
• Description: COUNT TOTALIZER 7-SEG LCD 20HZ
• Manufacturer: Omron
• Series: H7ECr

Specifications of H7EC-NFV

• Count Rate: 20Hz
• Number Of Digits/alpha: 8
• Input Type: Voltage
• Voltage - Supply: None Required (Battery Included)
• Display Type: LCD Non-Backlit
• No. Of Digits / Alpha: 8
• Digit Height: 8.6mm
• Operating Temperature Range: -10°C To +55°C
• Svhc: No SVHC (15-Dec-2010)
• Count Speed Max: 20Hz
• External Depth: 48.5mm
• External Length / Height: 24mm
• External Width: 48mm
• Display Scan Rate Max: 20Hz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: H7ECNFV; H7ECNFVQ

New H7EC
Specifications
Note: 1. Separately ordered Wire-wrap Terminals (Y92S-37) are required.
Note: ON/OFF ratio 1:1
6
Operating mode
Mounting method
External connections
Reset
Number of digits
Count input
Display
Max. counting speed
Case color
Attachment
Approved standard
Supply voltage
Count input
Reset input
Max. counting
speed (see note)
Minimum signal
width
Reset system
Terminal screw
tightening
torque
Ambient
temperature
Ambient
humidity
General
Ratings
Item
2. Only PNP/NPN universal DC voltage input models (-H models) have a backlight.
Item
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 k )
30 Hz or 1 KHz
(Switchable with switch)
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 m max.
Operating:
Storage:
Operating: 25% to 85%
H7EC-NV-jH
H7EC-NV-j
–10 C to 55 C (with no condensation or icing)
–25 C to 65 C (with no condensation or icing)
Up type
Flush mounting
Screw terminals, optional Wire-wrap Terminals (see note 1)
External/Manual reset
8
PNP/NPN universal DC voltage
input
7-segment LCD with or without backlight (character height: 8.6 mm) (see note 2)
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
H7EC-NV-jH
H7EC-NV-j
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 k max.
Short-circuit residual voltage: 0.5 V
max.
Minimum open impedance: 750 k
min.
20 Hz
AC/DC multi-voltage input
20 Hz
H7EC-NFV-j
H7EC-NFV-j
No voltage input
Maximum short-circuit impedance:
10 k max.
Short-circuit residual voltage: 0.5 V
max.
Minimum open impedance: 750 k
min.
30 Hz or 1 KHz
(Switchable with switch)
No-voltage input
30 Hz/1 kHz
H7EC-N-j
H7EC-N-j
New H7EC
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