H7ET-NV-B Omron, H7ET-NV-B Datasheet - Page 19

• Manufacturer Part Number: H7ET-NV-B
• Description: COUNTER TIME 999KHRS DC INPUT
• Manufacturer: Omron
• Series: H7ETr

Specifications of H7ET-NV-B

• Operating Mode: Accumulative
• Output Type: None
• Voltage - Supply: None Required (Battery Included)
• Termination Style: Screw Terminal
• Display Type: LCD Non-Backlit
• Timing Range: 999999.9 h, 3999 d 23.9 h
• Supply Voltage: 4.5 V to 30 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: H7ET-BV; H7ETNVB; Z872

Connections
■ Terminal Arrangement
Bottom view: View of the Tachometer rotated horizontally 180°
■ Connections
H7ER Tachometer
Note: Select input transistors according to the following:
PNP/NPN Universal DC Voltage Input Models Without Backlight
Transistor Input
PNP/NPN Universal DC Voltage Input Models With Backlight
Transistor Input
Open collector of
an NPN transistor
Open collector of
an NPN transistor
Backlight Model
Pulse
input
Dielectric strength of the collector ≥ 50 V
Leakage current < 100 µA (1 µA for no-voltage input model)
or
or
Open collector of
an PNP transistor
Open collector of
an PNP transistor
Backlight
24 VDC
Input
Input
No-backlight Model
Pulse
input
Backlight
24 VDC
No-voltage Input Model
Transistor Input (Open Collector of an NPN Transistor)
Open collector of
an NPN transistor
Input
New H7ER
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