Engineering Data; Operation; Block Diagrams - Omron H3CR-A Manual

H3CR-F

Engineering Data

10,000
5,000
1,000
30 VDC L/R = 7 ms
500
100
250 VAC (cosf = 0.4)
Load current (A)
Nomenclature
OFF indicator (green)
Lit when the output is OFF.
ON indicator (orange)
Lit when the output is ON.
Scale range display
windows
Time range selector (select one
from 1.2, 3, 12, and 30 at full
scale)
For both ON-time and OFF-time.

Operation

Block Diagrams

Power supply
AC (DC) input
circuit
I/O Functions
Inputs
Outputs Control output
26
Reference: A maximum current of 0.15 A can be switched at 125 VDC (cosf = 1)
250 VAC/30 VDC
(cosf = 1)
ON indicator OFF indicator
Indicator
circuit
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Outputs are turned ON/OFF according to the time set by the ON- and OFF-time setting knob.
and a maximum current of 0.1 A can be switched if L/R is 7 ms. In
both cases, a life of 100,000 operations can be expected.
The minimum applicable load is 10 mA at 5 VDC (failure level: P).
OFF-time unit display window
OFF-time unit selector (select one from sec.
10 s, min., and hrs, or from 10 s, 10 min, hrs,
and 10 h)
ON-time setting knob (with orange pointer)
For ON-time setting
OFF-time setting knob (with green pointer)
For OFF-time setting
ON-time unit display window
ON-time unit selector (select one
from sec. 10 s, min., and hrs, or from
10 s, 10 min, hrs, and 10 h)
Zero setting
detection
circuit
ROM RAM Clock
One-chip microcomputer
Output
circuit
Time range/unit
selectors
H3CR-F