voltage *1100 to 240 VAC, 50/60 Hz

(cycle measurement)AMD-compatible mode

(continuous measurement)Tachometer mode

width: 16.7 ms)10 kHz

width: 0.05 ms)—30 Hz (minimum pulse

(minimum interval of 10 ms)200 ms min.

Display refresh cycleInput pulse of 5 Hz min.

Measuring accuracy±0.1% FS ±1 digit max.

InputInput methodNo-voltage (NPN) input/voltage (PNP) input (switchable)

Control outputContact output: 3 A at 250 VAC/30 VDC, resistive load (cosφ=1)

ClassificationTachometerModelH7CX-R11[]-NH7CX-R11W[]-NInput mode1 input only2 inputs onlyRatingsPower supply
 
12 to 24 VDC or 24 VAC, 50/60 HzOperating voltage
 
fluctuation range85% to 110% of rated supply voltage (90% to 110% at 12 to 24 VDC)Power

consumption		Approx. 9.4 VA at 100 to 240 VAC, Approx. 7.2 VA/4.7 W at 24 VAC/12 to 24 VDC, Approx. 3.7 W at
12 to 24 VDCMounting methodFlush mounting or surface mountingExternal connections11-pin socketDegree of protectionIEC IP66, UL508 Type 4 (indoors) for panel surface only and when Y92S-29 Waterproof Packing is usedInput signalsCount and holdCount 1 and count 2Pulse measurement methodTachometer mode
(cycle measurement)Maximum counting speed30 Hz
(minimum pulse (minimum pulse width: 16.7 ms) or
5 kHz (minimum pulse
width: 0.1 ms)
(selectable)Minimum input signal width—10 ms1 ms—Measuring ranges0.001 Hz to 30.00Hz0.001 Hz to 10 kHz0.026 to 999999 s0.003 to 999999 s0.01 to 5k HzSampling cycle200 ms min.
Continuous measurement
Averaging not used: 200 ms
Averaging used: 200 multiplied by the averaging setting (ms)
Input pulse of less than 5 Hz
Averaging not used: Two times the maximum input pulse cycle
Using averaging: Two times the maximum of the input pulse cycle multiplied by the averaging setting.
(at 23 ±5°C)Output modeHI-LO, AREA, HI-HI, LO-LOHI-HI, LO-LOAuto-zero time0.1 to 999.9 s (in Tachometer Mode)Startup time0.0 to 99.9 sAveragingSimple averaging/moving averaging selectable, Number of times: OFF, 2, 4, or 8 timesPrescaling function0.001 to 99.999 (in Tachometer Mode)Decimal point adjustmentRightmost 3 digits—Sensor waiting time290 ms max.
(Control output is turned OFF and no input is accepted during sensor waiting time.)
No-voltage Input
Impedance when ON: 1 kΩ max. (Leakage current: 12 mA when 0 Ω)
ON residual voltage: 3 V max.
Impedance when OFF: 100 kΩ min.
Voltage Input
High (logic) level: 4.5 to 30 VDC
Low (logic) level: 0 to 2 VDC (Input resistance: approx.
4.7 kΩ)Hold inputMinimum input signal width: 20 ms—External power supply12 VDC (±10%), 100 mA
* Refer to Safety Precautions (Common) on Data Sheet for details.
Minimum applied load:10 mA at 5 VDC (failure level: P, reference value)Display *27-segment, negative transmissive LCD
Character height
Present value: 10 mm (red), comparison value: 6 mm (green)Digits6 digits (0 to 999999)Memory backupEEPROM (overwrites: 100,000 times min.) that can store data for 10 years min.
Operating temperature
range-10 to 55°C (-10 to 50°C if Counter/Tachometers are mounted side by side) (with no icing or condensation)Storage temperature range-25 to 70°C (with no icing or condensation)Operating humidity range25% to 85%Case colorBlack (N1.5)

 

*1. Do not use the output from an inverter as the power supply. The ripple must be 20% maximum for CC power.
*2. The display is lit only when the power is ON. Nothing is displayed when power is OFF.

Characteristics

 

Insulation resistance100 MΩ min.

(at 500 VDC) between current-carrying terminal and exposed non-current-carrying metal parts, and between non-continuous contactsDielectric strength2,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and non-current-carrying metal parts
2,000 VAC (for 100 to 240 VAC), 50/60 Hz for 1 min between power supply and input circuit (1,000 VAC for 24 VAC/12 to 24 VDC)
2,000 VAC 50/60 Hz for 1 min between control output, power supply, and input circuit
1,000 VAC, 50/60 Hz for 1 min between non-continuous contactsImpulse withstand voltage3.0 kV (between power terminals) for 100 to 240 VAC, 1.0 kV for 24 VAC/12 to 24 VDC
4.5 kV (between current-carrying terminal and exposed non-current-carrying metal parts) for 100 to 240 VAC, 1.5 kV for 24 VAC/12 to 24 VDCNoise immunity±1.5 kV (between power terminals)
±600 V (between input terminals)
Square-wave noise by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise)Static immunityDestruction: 15 kV, Malfunction: 8 kVVibration
 
resistanceDestruction10 to 55 Hz with 0.75-mm single amplitude, each in three directions for 2 hoursMalfunction10 to 55 Hz with 0.35-mm single amplitude, each in three directions for 10 minShock
 
re-sistanceDestruction300m/s2 each in three directions, three cyclesMalfunction100m/s2 each in three directions, three cyclesLife expectancyMechanical: 10,000,000 operations min.
Electrical: 100,000 operations min.
(3 A at 250 VAC, resistive load, ambient temperature condition: 23°C) *WeightApprox.
110 g (Tachometer only)

 

* See Life-test Curve (Reference Values).

Life-test Curve (Reference Values)

Resistive Load

H7CX-R Specifications 6

Inductive Load

H7CX-R Specifications 7

A current of 0.15 A max. can be switched at 125 VDC (cosφ=1) (Life expectancy: 100,000 operations)
A current of 0.1 A max. can be switched if L/R=7 ms.
(Life expectancy: 100,000 operations)

Applicable Standards

 

standardscULus (or cURus): UL508/CSA C22.2 No. 14 *1

Approved
safety
 Conforms to EN 61010-1 (IEC 61010-1): Pollution degree 2/overvoltage category II, B300 PILOT DUTY,
1/4 HP 120 VAC, 1/3 HP, 240 VAC, 3-A resistive loadEMC(EMI) EN61326-1 *2
Emission Enclosure: EN55011 Group 1 classA
Emission AC mains: EN55011 Group 1 classA
(EMS) EN61326-1 *2
Immunity ESD: EN61000-4-2: 4 kV contact discharge (level 2); 8 kV air discharge (level 3)
Immunity RF-interference: EN61000-4-3: 10 V/m (Amplitude-modulated, 80 MHz to 1 GHz) (level 3);
10 V/m (Pulse-modulated, 900 MHz ±5 MHz) (level 3)
Immunity Conducted Disturbance: EN61000-4-6: 10 V (0.15 to 80 MHz) (level 3)
Immunity Burst: EN61000-4-4: 2 kV power-line (level 3); 1 kV I/O signal-line (level 4)
Immunity Surge: EN61000-4-5: 1 kV line to lines (power and output lines) (level 2); 2 kV line to ground
(power and output lines) (level 3)
Immunity Voltage Dip/Interruption: EN61000-4-11: 0.5 cycle, 100% (rated voltage)

 

*1. The following safety standards apply to the H7CX-R11[].
cUL (Listing): Applicable when an OMRON P2CF(-E) Socket is used.
cUR (Recognition): Applicable when any other socket is used.
*2. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)

I/O Functions

 

InputsCount, count 1, count 2Reads counting signals.

HoldHolds the measurement value and outputs.

The hold indicator is lit during hold. *OutputsOUTOutputs signals according to the specified output mode when a comparison
value is reached.

 

* Refer to Data Sheet for details on the hold function.

The following table shows the delay from when the reset signal is input until the output is turned OFF. (Reference values)

 

Minimum reset signal widthOutput delay time1 ms0.8 to 1.2 ms20 ms15 to 25 ms