H7EC-N Omron, H7EC-N Datasheet - Page 2

• Manufacturer Part Number: H7EC-N
• Description: TOTALISER, 7DIGIT
• Manufacturer: Omron

Specifications of H7EC-N

• 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: 1kHz
• 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

H7EC
Specifications
Note:
J RATINGS
Note:
Item
Operating mode
Mounting method
External connections
Reset
Number of digits
Count input
Display
Max. counting speed
Case color
Attachment
Approved standard
Item
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
1. Wire-wrap Terminals (Y92S-37) can be ordered separately.
2. Only PNP/NPN universal DC voltage input models (-H models) are available with a backlight.
ON/OFF ratio 1:1
H7EC-NV-B
H7EC-NV-BH
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
black
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-B
H7EC-NV-BH
Backlight model: 24 VDC (only
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.
( p
4 7 kΩ)
4.7 kΩ)
30 Hz or 1 kHz (Selectable)
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 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%
p
pp
2
H7EC-NFV-B
AC/DC multi-voltage input
20 Hz
H7EC-NFV-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.
20 Hz
H7EC-N-B
No-voltage input
30 Hz/1 kHz
H7EC-N-B
No voltage input
Maximum short-circuit
impedance: 10 kΩ max.
Short-circuit residual voltage:
0 5 V
0.5 V max.
Minimum open impedance:
750 kΩ min.
30 Hz or 1 kHz (Selectable)
H7EC
g