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) |
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 |
External power supply |
12 VDC (±10%), 100 mA (For details, refer to External Power Supply on Data
Sheet.) |
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. |
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 |