H7ET-N Omron, H7ET-N Datasheet - Page 3

• Manufacturer Part Number: H7ET-N
• Description: TIME COUNTER LCD NO-VOLT IN BG
• Manufacturer: Omron
• Series: H7ETr

Specifications of H7ET-N

• Operating Mode: Accumulative
• Output Type: None
• Voltage - Supply: None Required (Battery Included)
• Termination Style: Screw Terminal
• Display Type: LCD Non-Backlit
• Number Of Digits/alpha: 7
• No. Of Digits / Alpha: 7
• Digit Height: 8.6mm
• Operating Temperature Range: -10°C To +55°C
• Svhc: No SVHC (15-Dec-2010)
• External Depth: 48.5mm
• External Length / Height: 24mm
• External Width: 48mm
• Operating Temperature Max: 55°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Input Type: -
• Count Rate: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: H7ET-N; H7ETN; H7ETNQ; Z3003

J CHARACTERISTICS
Note:
H7ET
Item
Time accuracy
Insulation resistance
Dielectric strength
Impulse withstand
voltage
Noise immunity
Static immunity
Vibration resistance
Shock resistance
Battery life
EMC
Enclosure rating
Weight (see note)
Weight includes waterproof gasket and panel-mounting bracket.
H7ET-NVj-j
H7ET-NVj-Hj
±100 ppm (25°C)
100 MΩ min. (at 500 VDC)
between current-carrying metal
parts and exposed
non-current-carrying metal parts,
and between the backlight power
supply and count input
terminals/reset terminals for
backlight models
1,000 VAC, 50/60 Hz for 1 min
between current-carrying metal
parts and exposed
non-current-carrying metal parts
and between the backlight power
supply and count input
terminals/reset terminals for
backlight models
4.5 kV between current-carrying
terminal and exposed
non-current-carrying metal parts
Between input terminals: ±600 V in
normal mode, ±1.5 kV in command
mode
For backlight power supply
(backlight model): ±480 V in
normal mode, ±1.5 kV in command
mode
±8 kV (malfunction)
Malfunction: 0.15-mm single amplitude at 10 to 55 Hz for 10 min each in 3 directions
Destruction: 0.375-mm single amplitude at 10 to 55 Hz for 2 hrs each in 3 directions
Malfunction: 200 m/s
Destruction: 300 m/s
10 years min. with continuous input at 25°C (lithium battery)
(EMI)
Emission Enclosure:
(EMS)
Immunity ESD:
Immunity RF-interference from AM Radio Waves:
Immunity RF-interference from Pulse-modulated Radio Waves:
Immunity Conducted Disturbance:
Immunity Burst:
Front panel:
Terminal block:
Non-backlight model: Approx. 60 g
Backlight model: Approx. 65 g
2
2
IP66, NEMA4 with waterproof packing
IP20
{approx. 20G} 3 times each in 6 directions
{approx. 30G} 3 times each in 6 directions
EN55022 class B
ENV50140:
ENV50204:
ENV50141:
EN50081-1
EN50082-2
EN61000-4-2:
EN61000-4-4:
H7ET-NFVj-j
100 MΩ min. (at 500 VDC)
between current-carrying metal
parts and exposed
non-current-carrying metal parts
and between count input terminals
and reset terminals
3,700 VAC, 50/60 Hz for 1 min
between count input terminals and
exposed non-current-carrying
metal parts
2,200 VAC, 50/60 Hz for 1 min
between reset terminals and
exposed non-current-carrying
metal parts and between count
input terminals and reset terminals
4.5 kV between current-carrying
terminal and exposed
non-current-carrying metal parts
3 kV between input terminals and
reset terminals
Between count input terminals:
±1.5 kV in normal mode, ±1.5 kV in
command mode
Between reset input terminals:
±500 V in normal mode, ±1.5 kV in
command mode
Approx. 60 g
3
4-kV contact discharge (level 2)
8-kV air discharge (level 3)
10 V/m (80 MHz to 1 GHz) (level 3)
20 V/m (900 MHz ± 5 MHz) (level 3)
10 V (0.15 to 80 MHz ) (level 3)
2-kV power line (level 3)
2-kV I/O signal line (level 4)
H7ET-Nj-j
100 MΩ min. (at 500 VDC)
between current-carrying metal
parts and exposed
non-current-carrying metal parts
1,000 VAC, 50/60 Hz for 1 min
between current-carrying metal
parts and exposed
non-current-carrying metal parts
4.5 kV between current-carrying
terminal and exposed
non-current-carrying metal parts
±500 V in normal mode, ±1.5 kV in
command mode
Approx. 60 g
H7ET