H7CC-R11D datasheet(6/66 Pages) OMRON

6 / 66 page

H7CC-A

Tachometer Function Ratings

* An input OFF time of at least 20 ms is required.

Characteristics

* Refer to the Life-test Curve.

Life-test Curve (Reference Values)

Model

Item

H7CC-A8

H7CC-A11

H7CC-A

H7CC-AW

@/AU@

Input mode

tachometer

functionality

Selectable from 1 inputs, independent measurements for 2 inputs, differential input for 2 inputs, absolute ratio for 2 inputs,

and error ratio for 2 inputs.

Pulse measurement

method

Periodic measurement

Pulse width measurement

Maximum counting

speed

30 Hz

(minimum pulse width: 16.7 ms)

1-input mode:

10 kHz (minimum pulse width: 0.05 ms)

Other modes:

5 kHz (minimum pulse width: 0.1 ms)

30 Hz

(minimum pulse width: 16.7 ms)

1-input mode:

10 kHz (minimum pulse width: 0.05 ms)

Other modes:

5 kHz (minimum pulse width: 0.1 ms)

Minimum input

signal width

---

30 ms

1-input mode: 0.2 ms

Other modes: 0.4 ms*

Measuring ranges

0.001 to 30.00 Hz

1-input mode: 0.001 to 10 kHz,

Other modes: 0.01 to 5 kHz

0.030 to 999999 s

1-input mode: 0.0002 to 999999 s

Other modes: 0.0004 to 999999 s

Sampling period

200 ms min.

200 ms min. or continuous

selectable (minimum interval of

10 ms)

Continuous (minimum interval of 10 ms)

Measuring accuracy

±0.1% FS ±1 digit max. (at 23 ±5°C)

Output mode

Input mode:

Not 2-input independent measurement: HI-LO, AREA, HI-HI, LO-LO

2-input independent measurement: HI-HI, LO-LO

Auto-zero time

0.1 to 999.9s

Startup time

0.0 to 99.9s

Averaging

Simple averaging/moving averaging selectable, Processing: OFF, 2, 4, 8, or 16 times

Hold input

Minimum input signal width: 20 ms

Insulation resistance

100 M

Ω min. (at 500 VDC) between current-carrying terminals and exposed non-current-carrying metal parts,

and between non-continuous contacts

Dielectric strength

2,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and non-current-carrying metal parts

2,000 VAC, 50/60 Hz for 1 min between power supply and input circuit for all models except H7CC-

@D@ (1,500 VAC

for 24 VAC/12 to 48 VDC)

1,500 VAC (for H7CC-

@SD@), 50/60 Hz for 1 min between control output, power supply, and input circuit (2,000 VAC

for models other than H7CC-

@SD@)

1,000 VAC, 50/60 Hz for 1 min between non-continuous contacts

Impulse withstand voltage

6.0 kV between power terminals (1.0 kV for models with 24 VAC/12 to 48 VDC)

6.0 kV between current-carrying terminals and exposed non-current-carrying metal parts (1.5 kV for models with 24

VAC/12 to 48 VDC)

Static immunity

Malfunction: 8 kV

Destruction: 15 kV

Vibration resistance

Destruction

10 to 55 Hz with 0.75-mm single amplitude each in three directions for 2 h each

Malfunction

10 to 55 Hz with 0.35-mm single amplitude each in three directions for 10 min each

Shock resistance

Destruction

300 m/s2 each in three directions

Malfunction

100 m/s2 each in three directions

Life expectancy

Mechanical: 10,000,000 operations min.

Electrical: 100,000 operations min. (3 A at 250 VAC, resistive load, ambient temperature condition: 23

°C) *

Weight

Approx. 120 g (Counter only)

Resistive load

Inductive load

1,000

700

500

300

100

Load current (A)

30 VDC (cos

φ=1)

250 VAC (cos

φ=1)

1,000

700

500

300

100

30 VDC (L/R=7 ms)

Load current (A)

250 VAC (cos

φ=1)

A current of 0.15 A max. can be switched at 125

VDC (cos

φ=1) and current of 0.1 A max. can be

switched if L/R=7 ms. In both cases, a life of 100,000

operations can be expected.

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