• Highly visible display with backlit transmissive LCD.
• Selectable display color (red/green) enables checking output status at a distance.
• Easy operation with a key for each digit.
• Perform all basic settings with a DIP switch.
• Provides a total and preset counter, batch counter, dual counter, twin counter, and tachometer (See note.).
• Equipped with a Replacement Time Notification Function to be notified in advance by predicting the service life.
• Equipped with a Memory Backup and H7AN Compatibility Function to facilitate problem-free conversion from H7AN.
• Wide range of inputs accepted for NPN/PNP inputs (multi-inputs) and 2- wire DC sensors.
• Complies with UL, CSA, and CE marking.
• Degree of protection: IP54 equivalent (front section only).
Note: The functions that can be selected depend on the model.
| Model | H7BX-A/AD1 | H7BX-AW/AWD1 | |
|---|---|---|---|
| Type | Preset counter | Preset counter/tachometer | |
| Supported configurations | 1-stage preset counter, total and preset counter *1 (selectable) |
1-stage preset counter, 2-stage preset counter, total and preset counter (*1), batch counter, dual counter, twin counter, tachometer (selectable) |
|
| Ratings | Power supply voltage *2 |
H7BX-A/AW: 100 to 240 VAC (50/60 Hz) H7BX-AD1/AWD1: 24 VAC (50/60 Hz)/12 to 24 VDC (ripple 20% max.) |
|
| Operating voltage range |
85% to 110% of rated supply voltage (90% to 110% at 12 VDC) | ||
| Power consumption | H7BX-A/AW: 9.6 VA max. (100 to 240 VAC) H7BX-AD1/AWD1: 8 VA max. (24 VAC), 5.3 W max. (12 to 24 VDC) |
||
| Mounting method | Flush mounting | ||
| External connections | Screw terminals | ||
| Degree of protection | IP54 (front section only) | ||
| Input signals | CP1, CP2, reset 1, reset 2, key protection | ||
| Counter | Max. counting speed | 30 Hz or 5 kHz (selectable, ON/OFF ratio 1:1), setting for both CP1 and CP2 | |
| Input modes | Increment (UP), decrement (DOWN), increment/decrement (UP/DOWN A (command input), UP/DOWN B (individual inputs), or UP/DOWN C (quadrature inputs)), UP/DOWN D (command input), UP/DOWN E (individual inputs), UP/ DOWN F (quadrature inputs) |
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| Output modes | N, F, C, R, K-1, P, Q, A, K-2, D, L | N, F, C, R, K-1, P, Q, A, K-2, D, L, H | |
| One-shot output time | 0.01 to 99.99 s | ||
| Reset input | External reset (minimum reset input signal width: 1 ms or 20 ms selectable), manual reset, and automatic reset (internal according to C, R, P, and Q mode operation) |
||
| Tachometer | Pulse measurement method |
— | Periodic measurement (Sampling period: 200 ms) |
| Max. counting speed | — | 30 Hz or 10 kHz (selectable) | |
| Measuring ranges | — | 30 Hz: 0.01 to 30.00 Hz 10 kHz: 1-input mode: 0.001 to 10 kHz Other modes: 0.01 to 5 kH |
|
| Measuring accuracy | — | ±0.1% FS ±1 digit max. (at 23 ±5°C) | |
| Output modes | — | Input mode: Not 2-input independent measurement: Upper and lower limits, area, upper limit, lower limit. 2-input independent measurement: Upper limit, lower limit |
|
| Auto-zero time | — | 0.1 to 999.9 s | |
| Startup time | — | 0.0 to 99.9 s | |
| Average processing | — | OFF/2/4/8/16 times | |
| Prescaling function | Yes (0.001 to 99.999) | ||
| Decimal point adjustment | Yes (rightmost 3 digits) | ||
| Sensor waiting time | 290 ms max. (Control output is turned OFF and no input is accepted during sensor waiting time.) |
||
| Key protection input | Response speed: Approx. 1 s No-voltage NPN input (fixed) Short-circuit (ON) impedance: 1 kΩ max. (Leakage current at 0 Ω: Approx. 12 mA) Short-circuit (ON) residual voltage: 3 V max. Open (OFF) impedance: 100 kΩ min. |
||
| Input method (except key protection input) |
No-voltage NPN input or voltage PNP input (selectable) No-voltage input Short-circuit (ON) impedance: 1 kΩ max. (Leakage current at 0 Ω: Approx. 12 mA) Short-circuit (ON) residual voltage: 3 V max. Open (OFF) impedance: 100 kΩ min. Voltage input High level: 4.5 to 30 VDC Low level: 0 to 2 VDC Input resistance: Approx. 4.7 kΩ |
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| External power supply | 12 VDC (±10%), 100 mA (For details, refer to External Power Supply on Data Sheet.) |
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| Control output | Contact output: 3 A at 250 VDC/30 VDC, resistive load (cosφ = 1) Minimum applied load: 10 mA at 5 VDC (Failure level: P, reference value) Transistor output: 100 mA max. at 30 VDC max. Residual voltage: 1.5 VDC max. (approx. 1 V) Leakage current: 0.1 mA max. |
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| Display *3 | Backlit 7-segment negative transmissive LCD Character Heights PV: 13.5 mm (red/green) SV: 9 mm (green) |
||
| Digits | 6 digits -99,999 to 999,999 (5 digits negative and 6 digits positive) |
6 digits Counter: -99,999 to 999,999 (5 digits negative and 6 digits positive) Tachometer: 0 to 999,999 (6 digits) |
|
| Memory backup | Non-volatile memory (Overwrites: 100,000 min.), Data storage: 10 years min. | ||
| Ambient operating temperature | -10 to 55°C (with no icing) | ||
| Ambient storage temperature | -25 to 65°C (with no icing) | ||
| Ambient operating humidity | 25 to 85°C (with no condensation) | ||
| Case color | Black (N1.5) | ||
| Accessories | Two flush-mounting adapters, terminal cover |
Two flush-mounting adapters, terminal cover, DIP switch setting stickers |
|
*1. The total and preset counter functions as a 1-stage preset counter and total counter.
*2. Do not use an inverter output for the power supply.
*3. Displayed only when the power is ON. Not displayed when the power is OFF.
| Insulation resistance | 100 MΩ min. (at 500 VDC) between current-carrying terminal and exposed non-current-carrying metal parts, and between non-continuous contacts |
|---|---|
| Dielectric strength | 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: 2,000 VAC, 50/60 Hz for 1 min (for models other than the H7BX-A[]D1) 1,000 VAC, 50/60 Hz for 1 min (H7BX-A[]D1) Between control output, power supply, and input circuit: 2,000 VAC, 50/60 Hz for 1 min Between non-continuous contacts: 1,000 VAC, 50/60 Hz for 1 min |
| Impulse withstand voltage |
6.0 kV between power terminals: 3.0 kV (1.0 kV for 24 VAC/12 to 24 VDC models) 6.0 kV between current-carrying terminal and exposed non-current-carrying metal parts: 4.5 kV (1.5 kV for 24 VAC/12 to 24 VDC models) |
| Noise immunity | Between power terminals: ±1.5 kV Between input terminals: ±600 V Square-wave noise by noise simulator (Pulse width: 100 ns/1 μs, 1-ns rise) |
| Static immunity | Malfunction: 8 kV Destruction: 15 kV |
| Vibration resistance | Destruction: 10 to 55 Hz, 0.75-mm single amplitude, 2 hours each in three directions Malfunction: 10 to 55 Hz, 0.50-mm single amplitude, 10 minutes each in three directions |
| Shock resistance | Destruction: 294 m/s2 3 times each in 6 directions Malfunction: 98 m/s2 3 times each in 6 directions |
| Life expectancy | Mechanical: 10,000,000 operations min. Electrical: 100,000 operations min. (3 A at 250 VAC/30 VDC, resistive load) * |
| Weight | Approx. 250 g |
* Check the electrical life expectancy curve.
A current of 0.15 A max. can be switched at 125 VDC (cosφ = 1) and current of 0.1 A max. can be switched with L/R = 7 m/s. In both cases, a life of 100,000 operations can be expected.
| Approved safety standards |
cURus: UL 508, CSA C22.2 No. 14 EN 61010-1 (IEC 61010-1): Pollution degree 2/overvoltage category II; EN 61326; VDE 0106 Part 100 |
|---|---|
| EMC | (EMI) EN 61326-1 * Emission Enclosure: EN 55011 Group 1 class A Emission AC mains: EN 55011 Group 1 class A (EMS) EN 61326-1 * Immunity ESD: EN 61000-4-2: 4 kV contact discharge; 8 kV air discharge Immunity RF-interference: EN 61000-4-3: 10 V/m (Amplitude-modulated, 80 MHz to 1 GHz); 10 V/m (Pulse- modulated, 900 MHz ±5 MHz) Immunity Conducted Disturbance: EN 61000-4-6: 3 V (0.15 to 80 MHz) Immunity Burst: EN 61000-4-4: 2 kV power-line; 1 kV I/O signal-line Immunity Surge: EN 61000-4-5: 1 kV line to lines (power and output lines (relay outputs)); 2 kV line to ground (power and output lines (relay outputs)) Immunity Voltage Dip/Interruption: EN 61000-4-11: Voltage Dip, 1 cycle, 100% (rated voltage), 10/12 cycle 60% (rated voltage), 25/30 cycle 30% (rated voltage), Interruption, 250/300 cycle 100% (rated voltage) |
* Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
| Inputs | CP1, CP2 | (1) All Modes Except for Dual Counter Mode and Twin Counter Mode • Reads count signals. • Increment, decrement, up/down (command, individual, or quadrature) inputs can be used. (2) Dual Counter Mode or Twin Counter Mode • Reads CP1 count signals on CP1 input and CP2 count signals on CP2 input. • Increment signals can be used. |
|---|---|---|
| Reset or Reset 1 |
(1) All Modes Except for Dual Counter Mode and Twin Counter Mode • Resets present value and outputs (OUT2 when using the batch counter). *2 • Counting cannot be performed while resetting or when reset 1 input is ON. • The reset indicator is lit while the reset input is ON. (2) Dual Counter Mode or Twin Counter Mode • Resets the CP1 present value to 0. • Counting the CP1 input cannot be performed while the reset 1 input is ON. • The reset indicator is lit while the reset 1 input is ON. |
|
| Total Reset or Reset 2 |
The reset operation depends on the selected function. *3 | |
| Outputs | OUT1, 2 | When the corresponding set value is reached, signals are output according to the designated output mode. |
| Function | Reset operation |
|---|---|
| 1-stage/2-stage preset counter |
Does not operate (Not used). |
| Total and preset counter | • Resets the total count value. • Holds the total count value at 0 while the total reset input is ON. |
| Batch counter | • Resets the batch count value and batch output (OUT1). • Holds the batch count value at 0 while the reset 2 input is ON. |
| Dual counter | • Resets the CP2 present value. • Counting for CP2 input is disabled while the reset 2 input is ON. |
| Twin counter | • Resets the CP1 present value and output 1 when the CP1 present value is displayed. • Resets the CP2 present value and output 2 when the CP2 present value is displayed. |
| Inputs | CP1, CP2 | Reads counting signals. (The CP2 input can be used when the input mode is not 1-input mode.) |
|---|---|---|
| Reset 1, Reset 2 |
• Holds the measurement value and outputs. (The reset 2 input can be used when the input mode is 2-input independent measurement.) • Functions as a hold input. The measurement value (displayed value) and the outputs are held while the RST Key on the front panel is pressed. • The reset indicator is lit when the value is being held. |
|
| Outputs | OUT1, 2 | Outputs signals according to the specified output mode when a set value is reached. |
| Key protection input | • Prohibits using the keys on the front panel. • Set the key protection level in function selection mode. • Key protection is enable by short-circuited key protection terminals. |
|---|---|
| Key protection input | • Prohibits using the keys on the front panel. • Set the key protection level in function selection mode. • Key protection is enable by short-circuited key protection terminals. |
