New H7ER
19
Connections
■
Terminal Arrangement
Bottom view: View of the Tachometer rotated horizontally 180
°
■
Connections
H7ER Tachometer
Note:
Select input transistors according to the following:
Dielectric strength of the collector
≥
50 V
Leakage current < 100
µ
A (1
µ
A for no-voltage input model)
Backlight Model
No-backlight Model
Backlight
24 VDC
Pulse
input
Pulse
input
No-voltage Input Model
Transistor Input (Open Collector of an NPN Transistor)
PNP/NPN Universal DC Voltage Input Models Without Backlight
Transistor Input
Input
Input
or
Input
or
PNP/NPN Universal DC Voltage Input Models With Backlight
Transistor Input
Open collector of
an NPN transistor
Open collector of
an PNP transistor
Backlight
24 VDC
Open collector of
an NPN transistor
Open collector of
an PNP transistor
Open collector of
an NPN transistor
